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Prev Professional Automotive Repair Technical Discussions for March 22, 2007
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1997 Audi A8 Quattro 4.2L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WAUBG84D1V
Vehicle arrived at our facilty with MIL illuminated and running poorly. Retrieved codes and found a random misfire P0300) and indidual misfire codes for three cylinders (two on left bank and one on right bank). Replaced spark plugs with no change. Inspected bo... Trouble codes: 0300 (random misfire), 03XX
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1999 Audi A4 1.8L Poor Idle Quality, Stall VIN: WAUCB28D6X
hello all tech, I need help on the above codes.I tried to diagnose it using mitchell on demand,it said to check the voltages accross 3and7,4and7 on TVCM connector, it check out ok.The next step required VAG-box test which i dont have.The low voltages supply po... Trouble codes: 17953 (throttle valve regulation malfunction), 17967 (Idle Speed Control throttle position Adaptation Malfunction), 18010 (volt supply terminal 30 too low)
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1995 BMW 318ti 1.8L Cuts out VIN: WBACG5328S
Car comes in cutting out under a load. I scoped the engine and found plugs and wires breaking down. Replaced plugs and wires. I drive the car and eveything is ok. Customer drives car for two weeks and calls me and says something is going on again all of a sudd...
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2002 BMW 525i 2.5L Lighting VIN: WBADT43482
Occasionally the owner of this BMW receives a phone call from her neighbor across the street saying her lights were left on. She goes out, key in hand, the light switch is off, starts the car and turns it off and the lights go off. I have not witnessed this an...
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1998 Cadillac DeVille 4.6L Radio VIN: 1G6KD54Y8X
IS there a way to unlock this radio without the code thanks Steve
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1998 Cadillac Catera 3.0L no spark or fuel VIN: W06VR52R6W
This car was towed in with cranking but no start. tried spraying starting fluid but still no start. I also checked to see if the fuel pump was running but it does not. I have a Snap-on scanner but i get no communication. Checked wiring to the dlc connector but...
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1987 Chevrolet V10 Suburban Scottsdale 5.7L MIL Lamp on VIN: 1GNEV16K7H
Hello all, I have a suburban that we recently put an engine in came back with a MIL light on. Code 43 sets always under heavy acceleration and the MIL stays on for the rest of the trip. Goes off when you cycle the key until the next time you do an accel with... Trouble codes: 43 (Electronic spark timing circuit.)
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1987 Chevrolet Nova 1.6L No Start VIN: 1Y1SK5148H
Hello a 87 Nova/Tercel with 4A engine came into the shop with no spark. Check power to the coil OK not being grounded. Check pickup signal to the module ok. Ignitor is dead. Plugs also badly worn. Phone customer and find out that they have aready replaced two ...
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1991 Chevrolet Corvette 5.7L Poor Idle Quality VIN: 1G1YY2380L
Vehicle came in with owner complaint of poor idle, and lack of power. No codes stored. Tested and found faulty TPS and MAP. Replaced same. Replaced spark plugs. Vehicle drove and idled much better, but when hot, the idle will fluctuate badly. Looks like a vacc...
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1991 Chevrolet C1500 Cheyenne 4.3L Engine VIN: 2GCEC192Z0
This is more informational than asking for help. Customer brought us a chevy v-6 engine to rebuild for him. When we went to hone the block, we discovered it was cracked. We found a good core, but it was the roller cam block. We put a flat tappet cam in the mot...
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1994 Chevrolet K1500 Suburban Silverado 5.7L Poor Idle Quality VIN: 1GNFK16K4R
Misses at idle, sometimes stalls, but restarts fine. Replaced iac, checked timing etc. Not a steady misfire, but a bit erratic, no pattern. Thanks in advance for your time!
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1994 Chevrolet Cavalier RS 3.1L No Start VIN: 1G1JF4T5RR
this car was towed in for a no start. we found the crank sensor wires bear and rubbing together, replaced crank sensor after that repair due to no crank signal. no noid light, no spark. after following wire diagrams, found that the ignition module controls spa...
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1996 Chevrolet Corsica 2.2L No Start, MIL Lamp on VIN: 1G1LD5544T
Hey guys, Its been a long time since I've need hep, so here goes. A friend has this Corsica,that won't start cold.Maybe sitting after 4-5 hours.It cranks good.The battery checks out fine. Heres the thing. If you jump the car it starts and runs fine. In all ... Trouble codes: 0125 (insufficient coolant temp for closed loop fuel control), 0171 (system to lean bank 1), 0441 (evaporative emission control system incorrect fuel flow)
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1996 Chevrolet Tahoe LS 5.7L Misfire VIN: 1GNEK13R7T
Hello all, We have a problem with a misfire on cyls. #3&#7 it is a dead miss.all the way up. we have scoped the ign. and found no problems. compression checks good (even on all cyls.) running compression checks good on the missing cyls. we have removed the inj...
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1998 Chevrolet Blazer 4.3L heater VIN: 1GNDT17W5W
this heater system is auto temp not manual -- heater is blowing hot air then cold air.the fan motor cuts out then back on. as well the compressor is coming on/off almost at same time as fan motor is going on/off. you can hear heater blend door opening/closing....
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1999 Chevrolet K1500 Suburban 5.7L p0302 VIN: 3GNFK16RXX
good customer was on trip ck eng light came on, engine died had some shop replace plugs and crank sensor. came back in town found code 0302 running ok, replaced old wires cap and rotor fuel filter, reset light came back on on highway within 2-3 weeks, running ... Trouble codes: P0302 (2 cyl missfire)
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2004 Chevrolet Tahoe LS 5.3L Hydraulic Brake Booster with code B0136 VIN: 1GNEK13Z7A
Sevice "Hydraulic brake booster system" is on information center on dash. Code B0136 stored on scan tool but our Mitchell and Genysis shows "Undefined by manufacturer". What limited data on Genysis shows ok. Brakes pedal feel and braking just fine. Clear codes...
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1991 Dodge Dakota Sport 3.9L No Start VIN: 1B7F126XOM
hello fellow techs! i have a dodge dakota that when cold has no spark and no fuel. when it warms up to around 65 degress truck does start and run. not the greatest but does run ok. however when cold you can here the timming going off because you can here the e...
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1997 Dodge Grand Caravan ES 3.8L Stall, Misfire, MIL Lamp on VIN: 1B4GP54L2V
hi everybody. every two weeks or so this van acts up for the customer. runs really bad, missing, bucking, etc. so bad that they are not sure that they can drive it anywhere. but whenever we look at the van it runs fine. we've looked at it several times now and... Trouble codes: P1391 (intermittent loss of cam/crank signal), P0352 (coil 2 primary circuit malfunction), P0140 (downstream o2 stays at center)
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2001 Dodge Ram 2500 Truck 5.9L abs module VIN: 3B7K26Z71M
when driving truck and coming to a complete stop abs system activates at/or around 8 mph and causing truck to not want to stop with a quick response. abs system seems to be operateing fine at any other speeds wheels will not lock up. we have replaced control m...
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2001 Dodge Intrepid SE 3.2L hazard lights VIN: 2B3HD56J31
I've got this Intrepid that blows fuse "o" in the underhood PDC immediately when you push the hazard switch. Alldata does not have a diagram for this fuse anywhere. I assume power from this fuse goes to the combo flasher under the dash and then to the multi sw...
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2002 Dodge Ram 1500 Van 5.9L Misfire VIN: 1D7HA18Z62
When the truck came in a full tune-up had been done on it. The throtle body was dirty so we cleaned it and flushed the injectors. It misses more when cold but not for very long, but sometimes a little when hot. It started with only #7 and now both 7 & 8 will m... Trouble codes: P0300 (random missfire), P0307 (missfire cyl. 7), P0308 (missfire cyl. 8)
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2003 Dodge Ram 3500 Truck 5.9L Poor Idle Quality VIN: 3D7MU48L53
i need help from the dodge guys out there . this truck came with a complaint of intermitent extended crank time no matter if cold or hot condition. did a code scan no codes found in memory or in first trip codes so the problem is not bad enough to set codes bu...
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1993 Ford Ranger STX 3.0L Poor Idle Quality, Stall, MIL Lamp on VIN: 1FTCR14UXP
Customer recently had the Mass Air Flow sensor replaced at another shop. The check engine lamp came on and the engine died approximately 1/2 hour after leaving the repair shop while driving on the freeway. Customer states that the engine starts but dies immidi... Trouble codes: 157 (Mass Air Flow sensor circuit below minimum Voltage)
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1995 Ford Explorer Eddie Bauer 4.0L speedometer VIN: 1FMDU34X2S
Hello Fellow Techs. I have some conflicting information for the operation of the speedometer. Accroding to Mitchell it says the speed module gets its reference from the rear abs sensor then tells the speedo in the dash how fast to read. I then pulled a wiring...
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1995 Ford Escort 1.9L Poor Idle Quality VIN: 1F252L5746
I am seeking some information on how to idle this vehicle down. I replace the idle-air control solenoid. The vehicle still idles between 2,000-3000 rpms unless I unplug the solenoid. Any suggestions?
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1997 Ford F-150 4.6L Stall VIN: 1FTDX1861N
Hello. This vehical came in with a severe misfire. DTC Po302 was present. #2 plug wire and spark plug were completely compromised. Carbon tracking had produced a very easy to see burn.Filters,PCV,plugs and wires were replaced using FOMOCO parts. Also a LOF was...
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1997 Ford Ranger STX 3.0L Cuts out, Stall VIN: 1FTCR15U0V
This is the Head scratchier! This vehicle is really a Mazda B3000, which you savvy techs know is really a Ford Ranger, built in the good ol USA with some Mazda trim. The problem is when the vehicle is at cruising speed and you turn on the air conditioner the...
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1999 Ford F-250 Super Duty Lariat 5.4L rotors? VIN: 1FTNX21LZX
Boy ths is my month for weird ones! just get rid of one nightmare and in rolls another. Truck came in for alot of work.Anyway we did brakes all around among other things,and we finished the brakes and road tested.Left front brake has a thumping noise when you ...
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2001 Ford Windstar SE Sport 3.8L MIL Lamp on, unknown VIN: 2FMZA57491
this one is a pain in the #ss it came in originally with a belt sqeel and we eventually figured out it was the cmp "shaft" siezing up. i was given the job and i replaced the shaft with a new one and a new cmp sensor.NOTE: when i put it in i used the tool but i... Trouble codes: P1309, P0171, P0174
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2002 Ford Expedition XLT 5.4L stays locked in 4wd VIN: 1FMPU16L72
Greetings everyone. This Expedition stays in 4WD. The switch on the dash works normally. You can here the shift motor work when you do move the switch. Have checked motor function with NGS, everything works OK there. I have ran pinpoint test to a certain point...
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2006 Ford F-450 Super Duty XLT 6.8L Trailer Brakes VIN: 1FDXW46Y56
Tried isolating the problem sensor by unplugging brake pedal sensor, pressure sensor, swithed relays, cannot find brake trailer control module to check power inputs and outputs. Orange wire to center of trailer connector has constant power causing the trailer ...
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2006 Ford E-350 Super Duty 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTSE34L56
The vehicle came back after initial repair for same complaint. No AC. Checked again, and P0356 in memory. I've run the flow chart for that code, and the results are no problem found. In fact this coil and plug are firing just like all the rest. A noid light in... Trouble codes: P0356 (Ignition coil pri/sec circuit failure)
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2002 GMC Sierra 2500 SL 6.0L Rear wheel speed sensor and speedometer VIN: 1GTGK29U72
This 4WD lifted truck has a problem in the ABS system. It sets a code C0238-Wheel speed mismatch-after about 2 miles of driving. The customer bought it used from a local dealer and it was already modified in its present condition. He says the ABS warning lamp ...
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2001 Honda CR-V LX 2.0L front differential VIN: JHLDD18791
This Honda makes a vibration that can be heard and felt whenever the steering wheel is turned all the way. It's like it's not supposed to be in 4 wheel drive on pavement. Sounds like a pinion gear worn and hitting on top of ring gear before engaging but not th...
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2002 Isuzu Axiom 3.5L Poor Idle Quality, Hesitation, Surge, Stall, Misfire, MIL Lamp on VIN: 4S2DF58X62
Hello, This vehicle has been a problem child for this customer for awhile. After many trips to the dealer and a lot of money they decided to bring it to me. The check engine light and transmission light are on, the TOD light comes on from time to time and th... Trouble codes: P1870 (Unknown), P1295 (Fail safe mode), P1125 (Limit performance fail safe), P1515 (TPS actual vs. command)
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1999 Jaguar XJ8 4.0L Excessive Emissions, MIL Lamp on VIN: SAJDA23C5Y
We have been dealing with this code for a while, they are code p0172 and p0175, both banks rich. We had replaced fuel rail due to contamination and fuel pressure high, so we repaired with new rail and regulator, now pressure is 45, which is ok. We had replaced... Trouble codes: P0172, P0175
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2000 Jeep Cherokee Classic 4.0L tcc,od VIN: 1J4FT58S4Y
Has a code P0740,manually can shift the TCC solenoid on/off..Voltages and grounds ok.Brake switch through solus looks good on the signal. Cruising, very light load at 45 to 50 mph the tcc will feel like a faint drag into shift, then lock in and then the light ...
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2000 Jeep Grand Cherokee Limited 4.7L Poor Idle Quality, Cuts out, MIL Lamp on VIN: 1J4G258N2Y
hello everyone. we have this jeep that has code 123 high tps voltage. on scan tool voltage reads 4.98 volts at idle or koeo. when hooked up to dvm tps signal wire at both the tps sensor and at the computer are .9 volts at idle or koeo. we are suspecting a pcm ... Trouble codes: 123 (tps voltage to high)
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2001 Jeep Cherokee Sport 4.0L No Start, cluster VIN: 1J4FF48SX1
Its a jeep thing alright. This peach is giving headaches. Custs complaint was tried to start & would not it would just click. He was able to start by giving it a jump but would not idle . I believe he lost idle strategy becuase by the time I looked at it next ... Trouble codes: P1687, P1698
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2003 Jeep Liberty Sport 3.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1J4GL48K53
hey everyone i need help on a ignition problem in a jeep liberty 3.7.as you can see in the repair history we repaired some things and then #3 cylinder was missfiring and removed coil to find burnt(coil is swelled and looks like it was blown apart), also found ... Trouble codes: P0301 (cylinder 1 misfire)
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1999 Kia Sportage 2.0L MIL Lamp on VIN: KNDJB6230X
Hello to all again. I am blessed (lol) with this Kia Sportage in my shop. It has a check engine light on with #3 & 4 misfire codes. Now the customer replaced the ignition wires and plugs. They also replaced the fuel pump and filter. I get a fall on your face c...
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2003 Land Rover Discovery SE 4.6L control head VIN: SALTW16473
ac control panel reads in celcius instead of farenhiet after disconnecting battery to repair valve cover leaks-cannot find how to change it back in owners manual or MOD-if someone could "take me to school" I would be very grateful!!! Deke
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1998 Lincoln Town Car 4.6L Right Cyl. Head VIN: 1LNFM81W7W
Hi Techs, I have a 4.6L SOHC engine that has blown out the No. 4 spark and we could not get an insert in to repair it so I am in the process of removing the head,which I have never did before and it is quite an experience to get apart so far. I have the timing...
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2002 Lincoln LS 3.0L traction con VIN: 1LNHM86S82
hello and thanks for taking the time to read this,we had the rear wheels and brake calipers off the car and were running the car in drive without deactivating the traction system when the traction control pushed the caliper pistons out and emptied the brake sy...
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1998 Mazda Protege DX 1.5L Hesitation, Surge, Misfire VIN: JM1BC1412W
This 1.5 is just not what it should be. It seems to be rather inconsistent in the way it performs. Sometimes you'll press the gas and get half way decent power but it seems to surge in the acceleration process. Other times you just don't have much power to acc...
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1999 Mercedes-Benz E320 3.2L Power steering VIN: WDBJF65H8X
I'm not very familiar with the steering system on mercedes so any help will be appreciated. This vehicle has no power steering assist at idle but as rpm rases steering becomes easier. There is an electronic valve 2 wires on rack for what looks to be a pressure...
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1998 Mitsubishi Eclipse GSX 2.0L Excessive Emissions, Cuts out, Misfire, MIL Lamp on VIN: 4A3AL54F5W
We took on this project knowing it would be a challenge. Now we need some extra help. The car came in with a bad engine. The customer supplied the replacement engine ( our first mistake). The engine supplied is a different year but we don't know what year. The...
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2001 Mitsubishi Montero XLS 3.5L ABS Module ?? VIN: JA4MW31R11
I have a 2001 Mits Montero Sport and when you drive it and depress the brake pedal and reliese it ismakes a squalk type noise. Has any one else had this problem ?? Noise happens intermittant but I can get it to make the noise when sitting still and depressing ...
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1996 Nissan Pathfinder LE 3.3L heating /ac VIN: BKJHIUTRE7
truck came in for broken hoses then i checked heat after repairs was done i got luke warm heat, the upper radiator hose and top the radiator is hot the lower radiator hose and bottom is cold left car idling then drove car and still no change
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2001 Nissan Maxima GLE 3.0L shifter VIN: JN1CA31D81
Thank you for reading this.This is my wifes car and it is in my driveway at home. Engine starts, press on brake pedal, the shift lock solenoid clicks but it will not shift out of park. Should i dissassemble the center console and disconect the Key Interlock c...
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2004 Nissan Sentra 1.8L Surge, Misfire, MIL Lamp on, extended crank VIN: 3N1CB51D54
Vehicle came in with check engine light on and misfire. we scanned with snap on and came up with po301 cylinder 1 misfire. Replaced coil, saw some marks on it. Vehicle initially test drove ok. Let sit overnight. Upon start up vehicle has extended crank and stu... Trouble codes: P0301
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2000 Oldsmobile Intrigue GLS 3.5L oil consumption VIN: 1G3WX52H1Y
since valve cover replacement, car has started to use alot of oil. 5 qts in 2 weeks
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1991 Pontiac Trans Sport 3.1L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 1GMCU06D2M
found fuel pressure high around 18 lbs i have a spec of 9-13 we have checked the return line and replaced the regulator in throttle body without any decrease in pressure. then tried another complete throttle body. dead headed fuel pressure is 20lbs fuel volume... Trouble codes: 45 (rich exhaust)
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1996 Pontiac Grand Am GT 2.4L clutch/hydraulic VIN: 1G2NW12T5T
Car came in w/clutch pedal on floor slipping and fluid in bell housing.R and R trans and install new clutch kit w/slave cyl,sent flywheel out for resurface not real bad. Install bleed sys and found soft pedal and grind in reverse,Several attempts to bleed sys ...
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1996 Pontiac Grand Am SE 3.1L No Start, Stall VIN: 1G2NE52M5T
This vehicle will intermittently not start or very hard starting issue when the engine is warm (driven within the last 1/2 hour). Cold starts are fine. I cannot duplicate the issue but she states when starting, it will run rough and die unless she keeps the rp...
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2000 Pontiac Bonneville SSEi 3.8L interior carpet/trunk VIN: 1G2HZ5412Y
This is a car i just bought for my wife. When it rains the passenger floor board on the left rear and trunk will literally fill up with water. I can not find any traces of water, we smoke tested the car and found minor leaks at the window channel in the doors-...
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2003 Saab 9-3 SE 2.0L steering lock VIN: YS3FB49523
My customer called me and asked if I had ever heard of this problem. She was driving car when she needed to go around a right hand curve when her steering locked up. Consequently she went thru a couple of snow banks, a business sign and ended up crashing into ...
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2001 Saturn L200 2.2L stft/ltftrim;subtrac VIN: 1G8JU52F51
Hi gang,this L200 came-in running poorly,checked codes=see below,monitored long term ful trim + stftrim,found numbers around mins10% stft@idle,,[...]@ idle...When Cruising numbers got worse,,,-25-stft,,minus-22ltft.. Also was popping thru intake,so i ck'... Trouble codes: P0300, P1599, P0105
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1993 Subaru Loyale 1.8L 4wd inop 4wd checker burned VIN: JF2AM528RF
Subaru gu ru's, we are fighting with an old dog that won't die. This US mail vehicle was brought in for smoke comming out from under the dash and the 4wd not working and windows inop. Found fuse 10 burned, that cured the windows. We could smell something burne...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2003 Acura RSX Type-S 2.0L air bag system VIN: JH4DC53043
first of all i would like to thank those who took the time to read my help request and submit an answer. secondly kudos to identifix for printing all the tsb's directly from the manufacturers book without editing. i did take the car to the local honda dealer t...
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2001 Audi A4 1.8L oil pressure VIN: WAUDC68DX1
Hello Techs, This Audi had good oil pressure with turbo pressure line being used for pressure guage reading .This is not a conclusive test because turbo uses oil volume also.i dropped oil pan and found a dirty screen.Replaced screen and cam chain tensioner whi...
15
1994 BMW 318i 1.8L trans VIN: B45EW3E5BG
I downloaded the ATSG manual...So and tranny will be done tomorrow...Thanks for the help guys
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2004 BMW 525i 2.5L mil VIN: 1B22A55L33
I would like to thank all who responded. Thank you Gerald for faxing me the information. It was a big help. The next time, I won't listen to the client. He had me believing I had to go through the information center.
6
1998 Cadillac Catera 3.0L abs VIN: W06VR52R3W
Sorry take me little time to close out this issue. I have no relie to this matter, because no one no what are waves spring are? We went on to replace ebcm. with out replace new waves spring seem ok. but the only thing can not reset trac light and srs light wit...
2
1999 Cadillac Seville STS 4.6L Mechanical VIN: 1G6KY5492X
thank you for all the help guys! i did get my repair running tonight AND IT RUNS BEAUTIFUL! Here is what i learned. don't even use the dot on the intermediate shaft like the book says. it will only get you in trouble like it did me. it will take seven revoluti...
4
1978 Chevrolet El Camino 5.7L 2-3 shift VIN: 1W80L8Z478
thanks to everyone who replied, especially the ones that gave detail with there diagnosis. i knew very little about auto transmissions when i started this one. now i a comfortable in dissasebly and asssembly. thanks again to all of you. most were right there w...
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1993 Chevrolet S10 2.8L No Start VIN: 1GCCS14R3P
thank you for all the replies. the sending unit was leaking bad, and the wires were bare. replaced sending unit and pigtail. stuck a new fuse in and away it went. again thank you guys.
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1997 Chevrolet S10 LS 4.3L abs VIN: 1GCCS19X2V
Thank you all for your replies!!! They were all very helpful!!! Problem turned out to be a faulty brand new master cylinder!!! Once replaced, bled all four brakes and she works like brand new!!! Thank you all!!! You are why this site is so awesome!!! Tim
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1998 Chevrolet Corvette 5.7L trans VIN: 1G1YY22G7W
Thanks to all who responded. The service column lock displayed was the problem. The local Chev dealer says this could easily have happened in the owners driveway. Part # [...] (column lock relay kit) fixed the car.
7
1999 Chevrolet Malibu LS 3.1L ignition switch VIN: 1G1NE52M4X
well this baby is fixed first i had the new lock from napa sent out to locksmith and they swapped the module from the old cylinder to the new cylinder but that did not cure the starting problem it did cure security problem all in all i ended up replacing t...
8
2000 Chevrolet Astro 4.3L No Start VIN: 1GNEL19W9Y
thanks for the suggestions and help. eddie from mich got me thinking again about the signal from vcm to ignition module. i had an ac signal from ck 423 at vcm but not at icm. i ran a jumper wire from vcm to icm and now i had a varying ac voltage at icm. still ... Trouble codes: P1351 (ignition control circuit-high voltage).
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2001 Chevrolet S10 2.2L No Start, Poor Idle Quality VIN: 1GCSS14591
Ok, here's the scoop on this vehicle. I caled the owners father and he confimed that they have been using E85 for four years in it. He felt the fuel sensor may have failed and ok'd draining the tank and refilling w/ regular fuel. In addition, he mentioned ther... Trouble codes: P0621 (Gen lamp L circuit control problem).
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2004 Chevrolet Silverado 2500 HD 8.1L CD player VIN: 1GCHK29G54
We first tried removing the fuse as suggested with no positive results. We then sent the truck back to the dealer to confirm that the trouble was not the programming. Turns out the CD changer has failed. Thanks for the promt responses folks.
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1992 Dodge W250 5.9L Excessive Emissions VIN: 1B7KM26Z5N
thank you to all who took the time to help. the customer is going to r&r the manifold for exam and cleaning I will update when that occurs thanks again.
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2002 Dodge Ram 2500 Truck 5.9L Poor Idle Quality, Surge, Cuts out VIN: 3B7KC26Z72
This one was wierd. I took my office manager with me to drive the truck while I checked out the scan data. Soon after leaving the shop, the upstream O2's went to zero volts and the LT and ST fuel trims went way up. 20's and 30's. The fuel pressure gauge was ta... Trouble codes: P0201 (1 Injector control circuit), P0202 (2 Injector control circuit), P0203 (3 Injector control circuit), P0171 (Bank 1 Lean), P0174 (Bank 2 Lean).
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2003 Dodge Ram 2500 Truck 5.9L No Start VIN: 3D7KU28C23
The dealer finally fixed this thing for me, and it was exactly what I thought was wrong. But since I asked them for help, they would not listen to me at all. Instead, they spent [...] than a month changing parts. I now have all the tools necessary to diagnose t...
5
1996 Ford Ranger Splash 4.0L over drive lock up VIN: 1FTCR14X9T
hey guys, haven't had time to get it back to the trans shop yet, though i have been talking to them on the phone, and they have been looking into the problem with there tech hotline, as soon as a repair has been peformed i will write back. Thanks for all the s...
9
1998 Ford F-150 XL 4.2L MIL Lamp on VIN: 1FTZX1721W
Well we are fixed. From the responses I ended up with 3 for pcv sticking, 2 for iac,the rest were for throttle body leaking, reset ecm memory and general vacum leaks. Tony hit it right on, there is a 90 degree rubber nipple under the throttle body. It connects... Trouble codes: 1506 (IAC overspeed error).
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1999 Ford Windstar SE 3.8L Hesitation, Stall, Misfire VIN: 2FM2A514XX
Hi all, Thank you all for your great replies. Jon [...] hit it right on the head by telling me to check for broken valve springs. We pulled the rear valve cover and sure enough had a broken spring. Put a new spring in and the car is running great. Thanks aga... Trouble codes: P, 1116 (ect out of range), P0171, P0174, P0302, P0303.
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2000 Ford F-150 XL 4.6L Cuts out VIN: 1FTRF17W8Y
thanks for all the great ideas! the truck needed a new torque converter, installing a factory reman. transmission. again, thanks for the help
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2000 Ford F-150 XL 4.2L MIL Lamp on VIN: 1FTZX1723Y
Thank you all for the responses. Just when you think you have a handle on how a vehicle com. works, it proves you wrong. We replaced upper intake gasket. This intake does not have insulator bolts. Nothing changed in the computer in regards to the baro readings... Trouble codes: P0171 (Lean Bank-1), P0174 (Lean Bank-2).
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2001 Ford F-350 Super Duty XL 7.3L Poor Idle Quality, Hesitation, Cuts out VIN: 1FWW32F01E
Sorry I took so long to close this one. I switched the IDM with a donor truck and it cured the problem. Still no codes or signs that the IDM was bad. Thanks to all that replied.
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2002 Ford Windstar LX 3.8L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 2FMZA55422
thanks to all that gave me input . along the way way i found a couple problems on this one. it was a weak coil pack on cyl#6 it fired but weak on this van i was able to reach anything on rear bank to know for certain which cylinders were affected but 2 and 4 w... Trouble codes: P0171, P0302, P0303, P0306, P0316.
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2003 Ford Excursion Limited 7.3L No Start VIN: 1FMSU43F93
Thanks for all the ideas. many of the ideas were posted more than once. Here is a quick summary. Low pressure oil pump, Check valve, Cracked pickup tube, Injector O-rings or injectors bad. I had the truck for a week and could't get it to not start, so we decid...
26
1999 GMC C1500 Suburban 5.7L No Start VIN: 3GKEC16R8X
Thanks to everyone for the info. Soory for the delay, other tech quit and I have been run off my feet. This is fixed as it was quite the headache. The red/wht wire from the module to the sensor on the key should have 10 volts on it. When I dissassebled the col... Trouble codes: B2947 (security system sensor power circuit low).
6
2001 Hyundai Elantra GLS 2.0L heater VIN: KMHDM45D41
HI guys Sorry I did not get back sooner .The car was taken by the customer and he sid he is going to live with it .He insist that this problem just happened over night.I went to the shop i posted this for and loooked at everything everyone suggested.But I did ...
9
1992 Infiniti Q45 A 4.5L No Start, Poor Idle Quality VIN: JNKNG01C5N
This vehicle was a very stressful learning experience, but the various repairs I will describe combined to eliminate the original symptoms. Spark plugs, coolant temp sensor, O2 sensors all were replaced, either before or after my original post. In addition, al...
6
2001 Jaguar XJR 4.0L Starts and Dies VIN: SAJDA15B51
Thanks for the help gentlemen. I normaly read the discription of opperation in alldata when I am not sure of how a system works however alldata didn't offer it for this car. Thanks to Stanly from Florida and Jerry from Arizona I now know how the fuel pump syst... Trouble codes: P1230 (Fuel Pump Relay Malfuntion).
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1995 Jeep Grand Cherokee Laredo 4.0L Unknown VIN: 1J4FX58S7S
jeep stayed with us for two months started every day left last week starts every time now olny thing done was move cranksensor wire thanks for all your help and advice
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1997 Jeep Grand Cherokee Laredo 4.0L all gauges, interior lighting and ac operation VIN: 1J4GZ58S4V
hello again, thanks to all who replied. I was able to get the dome lights working, It appears that water had intruded into the passenger cabin right where the fuse/relay box was located. After removing the fuse relay center, and a good cleaning the dome lights...
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1997 Jeep Grand Cherokee Laredo 4.0L Hesitation VIN: 1J4GZ58S1V
It was the wires cap and rotor.I did not think of changing them because they were like new, installed at a different shop.Although I inspected them and they looked good.So much for CHEAP ignition parts.Thanks to all Tom [...]
4
1988 Mercedes-Benz 300TE 3.0L alternator VIN: WDBEA90DXJ
I appreciate all the help everyone gave me on this one... Unfortunately the car has not returned tour facility but I'm sure everyone was right on with their diagnosis. Thanks again!
19
1996 Mercury Cougar XR-7 4.6L Cuts out VIN: 1MELM62W7T
CUSTOMER CALLED TODAY THEY TRADED THE CAR OFF. Many replies said tcc shudder and missfire. One replied to the fuel pressure dipping at sametime as cutout. this car is not going to be fixed as it has been traded off to the dealer. Thanks for the help.
10
2002 Mini Cooper 1.6L Oil Pressure VIN: WBWRC33472
Thanks for everyones help, this is truely a great group of people. This one is still a bit of a mystery, we finally got a 'factory' oil filter, opened up the canister and cleaned it out, real good ( didn't ever see anything unusual ) Checked the little valves ...
6
1993 Nissan D21 2.4L Timing off VIN: 1N6SD16S7P
Hello all, Successfully set timing in this truck. Tim from Wisconsin had the fix, to enter 'bypass' mode for setting basic ignition timing, first run EEC test III, IV or VI which is acomplished by rotating a screw on the side of the ECM, not through a scan t...
10
2000 Nissan Maxima SE 3.0L noise VIN: JN1CA3109Y
Hello everyone, Well I found the starter causing the noise, I guess I got hung up on the egr valve because I never heard a starter make that kind of loud vibration noise, being that the starter and egr valve are really close to each other, it seems the vibra...
4
2001 Nissan Sentra XE 1.8L fuel level sensor VIN: JN1CBJ1D81
Thanks to Aaron & Chuck, this one is fixed. It seems that although there was no recall for this vehicle year,(newer models had the recall),the pcm did have a problem and was warrantied by the local nissan dealer due to the low mileage & federal emmissions warr...
2
2002 Nissan Altima SE 3.5L MIL Lamp on VIN: 1N4BL11E72
Well Lance from Arizona was right. I added a ground wire from the steering support to the body, cleared the codes and so far we haven't seen the light yet. Thanks again for all the help. Trouble codes: C1135 (unknown trouble code description), U1000 (ECM cannot communicate to other control units), U1001 (ECM cannot communicate for more than the specific time).
4
2002 Nissan FRONTIER 2.4L consuming parts VIN: 3N63CD1359
thanks for your intenntion to help...i beleive the problem is in Alternator...SPIKE Voltajes...we review the diode pattern but nothing abnormal was found...but...can be intermiteenttly..i will post if anything happens,,,thanks aga.
3
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