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Prev Professional Automotive Repair Technical Discussions for October 1, 2008
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2001 Audi A4 1.8L Surge VIN: WAUDC68D51
This car surges under heavy acceleration when hot. It feels as if the turbo spools up and then kicks out, spools up again, kicks out again, and so on. The surge is only noticeable when engine is warm and on heavy acceleration. We dropped the converter and ran ...
2002 Audi A6 Quattro 3.0L power window VIN: WAUML64B02
Good evening Audi techs,I am having nightmares here.This Audi as brought to me with power windows inop. also when you start the car and put it in gear it shows that the rf door and the both rear doors are open.Scanned for codes and I have codes 01374,alarm via...
1998 BMW 318i 1.9L fans VIN: WBACC9327W
the cooling fans are inop, they run with the ac on but will not run when the coolant is hot. i can jump the high and normal relays and the fan runs. i need to know how the coolant temp sensor controls the relays. the temp in the data stream and on the gague se...
2001 BMW 740i 4.4L Mechanical VIN: WBAGG83481
Need some BMW expert mechanical advice. This 4.4L has a knocking(more tapping) noise comming from the front of the engine and seems more pronounced on the pass bank. The noise is most noticable at idle and dissappears over 1800 rpm's. Engine has a slightly uns...
2006 BMW M5 5.0L trouble code VIN: WBSNB91036
Please,I need to known about this trouble code 27D0,this is a KTS bosch code, but mais scanner donīt read the step by step and discrition code4?
1997 Cadillac Seville STS 4.6L windows, radio VIN: 1G6KY529XV
Hi, fellow techs. I have a Caddy that the customer put a new battery in and it went dead overnight. When I got in it, I noted that the radio was on with the key out and off. The windows also will operate with the key out even with the door open. Maybe someone ...
1991 Chevrolet R2500 Suburban Silverado 7.4L Speedo drops out and trans defaults to low VIN: 1GNGR26N4M
Vehicle belongs to the Boss , he has had the speedo head out twice and sent out for inspection and repair . Also replaced both speed sensors and pigtail assemblies . The DRAC module has been replaced , the trans through case connector has been inspected & clea...
1995 Chevrolet K2500 Cheyenne 5.7L sol b VIN: 1GCGK24K1S
1995 Chevrolet Lumina LS 3.4L engine VIN: 2G1WN52X5S
has anyone cheated the system and been able to reseal the oil pump drive on a 3.4 ltr without having to remove the rear head? we removed the crossover pipe for the exhaust and lifted the oil pump drive up and installed another o-ring and added right stuff to t...
1996 Chevrolet Lumina 3.1L MIL Lamp on VIN: 2G1WL52MXT
car came in with p1106 code. vacc 19in idle. cked map showed .20 volts all the time, so i tried new map and on test drive would only go to 2 volts on hard accel. normal idle was.7 to .8 volts. so i start alldata tree. koeo unplugged map shows .o2 volts. next c... Trouble codes: P1106 (map intermittent high voltage)
1996 Chevrolet C1500 Suburban 5.7L MIL Lamp on VIN: 3GNEC16R8T
Truck returned after fuel pressure regulator changed with a P0171 code. Found vacumm leaks at MAP seal and brake booster outlet from manifold. Repaired both, cleared codes and reset trim. After 2 drive cycles P0171 reset. Bank 1 LT trim at 14%, ST at 13% and b... Trouble codes: P0171
2001 Chevrolet C3500 HD 6.5L No Start, Stall VIN: 3GBKC34F21
Hey All , Got this truck that last 2 days has stalled but restarted & runs fine Til It STALLS. Checked Alldata & otc scan tool for tips. But cant find cam orcrank sensor info.What,s the voltage cranking,resistance specs? Happened cool/warm &hot. Thank all, S... Trouble codes: P216
2003 Chevrolet Trailblazer North Face 4.2L Engine VIN: 1GNDT13S23
Hope some one can help us. Subject is a salvaged Trailblazer that was repaired by our local salvage yard, After getting the vehicle fixed, they drove it about 200 miles and the engine lost compression and died. They replaced the engine with a used engine of un...
2005 Chevrolet Cobalt 2.2L No Start VIN: 1GIALI5FX6
Hello techs, I have this Cobalt that came in on a hook with a no start, the owner said everything was running fine untill she had a flat tire and ran the battery down with the emergency lights, she replaced the battery and now the car won't start. in the infor...
2001 Chrysler 300M 3.5L No Start, Stall VIN: 2C3HE66G01
Dealer replaced PCM about a year ago. PCM is out of warranty due to time. Under hood wiring was replaced because of rodent damage a few months ago and car started and ran till the customer got it home and then wouldn't restart. Dealer stated it needed another ...
2002 Chrysler 300M 3.5L lr shift 2-4 shift VIN: 2C3HE66G4H
cust brought car in with intermittent problem after car warms uo and goes to hyway speed car wil downshify violently and go in limp mode shut key off and car will shift fine untils does again mybe in 5 miles maybe 100 miles problem how do you check for wiring ...
1996 Dodge Grand Caravan ES 3.8L dash lights VIN: 1B4GP54L2T
Dear Fellow Techs: I need help on my Dodge Van dash lights: Everything is Dark accept Odometer and transmission selector. Dash Lights flash once in while,checked fuses,OK Has anyone encountered this problem before I waste a lot of time on it.
2000 Dodge Intrepid ES 2.7L ABS and Battery warning lights VIN: 2B3HD56J2Y
This car has a problem that seems to manifest itself in two stages. Stage one is that the LCD displays in the dash(Odometer and Gear indicator) flicker. Stage two is that the ABS,Trac off, and Battery light illuminate. The customer also states that the car was...
2001 Dodge Ram 2500 Truck 5.9L tcc VIN: 3B7KF23681
This truck came in with the torque converter clutch kicking in and out. Problem typical with a bad TPS. Checked for codes, found PO500 No VSS Detected. Scoped VSS, looked OK, graphed VSS while TCC was acting up, also looked OK. Scoped TPS, looks fine KOEO, whi...
2002 Dodge Intrepid ES 3.5L Cooling Systems VIN: 2B3AD56GX2
overheating, thought i had it low cooling fan relay not working , nope still overheating, 255 degrees, had used vacuum to fill system, bled system, put 1/8 hole in thermostat, no help. I checked heads for strightness within specs. new headgaskets, new water pu...
2003 Dodge Ram 1500 Truck 5.9L governor code VIN: 1D7U18Z63J
Truck came from another shop. code P0 748 )gov press sol. Other shop replaced Gov press sol. and actuator with no change. Truck starts off in 3rd or 4th occas and makes a slight whining noise when this occurs. Will not go into overdrive as well. Scanner readin...
1989 Ford F-250 Custom 5.8L No Start VIN: 1FTHF26H8K
the truck rolled up to our door and died we pushed it into the shop and checked injector pulse found half the cylinders had it and half didnt so we put an ecm in the vehicle , have strong spark on all cylinders and injector pulse is bright now, will crank and ...
1991 Ford Explorer XL 4.0L Stall VIN: 1FMDU34X4M
checked fuel pressure koeo- 40 psi, check fuel pressure engine running 40 psi then spikes to 80 psi and stays there. ran fuel pump with engine off by crossing relay and get a constant 40 psi, when engine runs for about 45 seconds to a minute, fuel pressure spi...
1993 Ford Bronco Custom 5.8L Misfire, over heat VIN: 1FMEU15HXP
was brought in for a leaking heater core, we replaced the heater core and sent customer on his way. on his way home it over heated. brought it back to the shop and checked thermostat replaced rad cap checked for leaks replaced a leaking hose refilled and ran i...
1996 Ford Taurus LX 3.0L Mechanical VIN: 1FALP53S4T
Customer said car was running fine he stopped at video store and when he came out car would no turn over,towed to shop starter engaged would not crank over. Removed starter and it tested fine off car.Crankshaft turns over counterclockwise locks up clockwise.Br...
2000 Ford Escort ZX2 2.0L Starting VIN: 3FAKP1133Y
Vehicle is a no start now. Fuel pressure is fine at between 40 and 55 psi. Timing belt and timing are okay, and we have changed out the ignition coil with no change. Compression is good on all cylinders at between 130 and 150. The spark appears to occur only o...
2000 Ford F-150 XL 4.2L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 1FTZF1720Y
As Above. Problem still exists,seems to smooth out above 3000rpm and misses bad below it.Check Engine light not re-flagging att.Any help appreciated guys.This is a good commertial account I don,t wany too lose. Thanks Trouble codes: P0302, P0303, P0305, P0171
2002 Ford E-250 Econoline 4.2L Misfire, MIL Lamp on VIN: 1FTNS24282
hey ford guys, i need some advice. i found the cause of this mis. on # 6 to be from clogged egr. ports. every port except # 6 is clogged causing the misfire. pulling the upper intake was no problem, but now i need to know what the best way to clean these ports... Trouble codes: P0306 (misfire detected 6)
2000 GMC Yukon Denali 5.7L radio blows fuse VIN: 1GKEK13R5Y
radio fuse #17 blows intermitantly?
2003 GMC Sierra 1500 SLE 5.3L MIL Lamp on VIN: 2GTEK19T13
Good day people. I have this GMC Sierra that came in with a code P0220 TP sensor 2 circuit. Last month the vehicle had a code P0120 TP sensor 1 circuit. Did all of the test. Installed new throttle body. Worked good for one month. Used freeze frame data. TP des... Trouble codes: P0220 (Throttle position sensor 2 circuit), P2135 (Throttle position sensor 1-2 correlation)
1999 Honda Accord EX 3.0L Stall, Misfire, MIL Lamp on VIN: 1HGCG225XX
Vehicle has all cylinders misfiring randomly ICM checks ok,coil ok, all power and grounds good, Trouble codes: P0300 (random cylinder misfire), P0301 (cylinder 1 misfire), P0302 (2 misfire), P0303 (3 misfire), P0304 (4 misfire), P0305 (5 misfire P0306 6 misfire)
2001 Jaguar S-Type 3.0L Electronic VIN: SAJD01N51F
Hi, we have a vehicle in for a coolant leak, replaced cracked plastic coolant reservoir, flush cooling system, when test driving we noticed no heat from either side of dash, vehicle has seperate driver and passenger side controls,if going to a/c it gets cold f...
1999 Jeep Grand Cherokee Laredo 4.7L No Start, VIN: 1J4GW58N8X
This Jeep will randomly die and will restart after touching the white or black PCM connectors. What happens is the 5 volt reference out of the PCM (Black connector Pin 17 and white connector Pin 31) go from 5 volts to 0.6 volt when the vehicle dies. To bring t...
2002 Jeep Grand Cherokee Limited 4.7L power steering VIN: 1J8GX58N82
This vehicle does have the hydraulic operated fan. We put a new p/s pump and box on it and put the correct mopar fluid in it. It was ok for about 3 months and 4000 miles now it is back with the same problem.That is, it has a hissing sound that comes from the p...
2005 Jeep Grand Cherokee Limited 5.7L Driver info center VIN: 1J8HR58245
On the dash it says "SERVICE 4WD SYSTEM". After servicing, I am courious how to reset the display. I have a Modis but no luck. Thanks in advance! iATN rocks! David
2001 Lincoln Continental 4.6L abs VIN: 1LNHM97V01
Got this thing today. It seems to be engaging the ABS on some stops. It will pulse the pedal and I can hear a pump under the hood. When I scanned for codes there were none, so I went into data stream and went for a drive, fully expecting to see a wheel speed s...
1999 Mazda Protege ES 1.8L Poor Idle Quality, Surge, Misfire VIN: JM1BJ2216X
customer thought transmission was problem but at light load and 2900-3000 rpm's starts bucking but no misfire codes!!! can make surge in park if held at 2900 rpm's. also noticed engine idles rough and runs noisey below 3000 rpm's but smooths out above 3000 as ...
2005 Mazda 3 S 2.3L Poor Idle Quality, MIL Lamp on VIN: JM1BK32325
You know life's interesting when you need to ask for help twice in 1 week! Well here goes... This Mazda came in with CEL on & codes po171(system lean)& po 455(gross evap leak) fuel trim #s were +30 lft & sft @ idle & +5-10 or so anything above idle, sounds lik... Trouble codes: P0171, P00, 455 (gross evap leak)
1987 Mercedes-Benz 300E 3.0L Surge VIN: EA300XHA55
Hi fellow techs, I have a 1987 Mercedes here with a 3.0 engine and it has a surging idle problem. The IAC is new and I have cleaned the throttle body. Tested the throttle switches and the air flow plate position sensor and all are working well. I found that if...
1990 Mercedes-Benz 300SE 3.0L No Start, Poor Idle Quality, Stall VIN: WDBCA24E1L
vehicle will not start or at least very hard start. upper fuel chamber pressure is 80 and lower is 77. this is psi. not usually working on these vehicles although have worked on them in the past. my question is this. when i crack #1 injector line it at least t...
1991 Mercedes-Benz 500SL 5.0L Gauges VIN: WDBFA66E8M
Hello guys, I have this Benz when you turn the ignition switch to on position and all the warning lights will flash 6 times just like giving me a code 6, and all gauges, speedometer and tachometer does not work at all at this time. Car runs and drives fine. Ha...
1995 Mercedes-Benz E320 3.2L MIL Lamp on VIN: WDBEA32E23
greetings to all this mercedes has a check engine light on we pulled a code for o2 sensor ,tested sensor found it to be bad so changed it.using the snap on modis scanner we went to clear the codes and it does clear the code how ever the check engine light rema... Trouble codes: 24 (o2 sensor)
2003 Mercedes-Benz E320 3.2L engine VIN: WDBUF65J63
1988 Nissan Sentra E 1.6L No Start VIN: JN1PB21SXJ
This particular vehicle pops a code 11 after it sits, the code is for no crank angle sensor and the distributor was replaced with one from the junk yard. i clear the code and the car starts, until the next engine start, and then no start. i know I have crank a... Trouble codes: 11 (co crank angle sensor)
2002 Nissan Frontier XE 2.4L MIL Lamp on VIN: 1N6DD26502
Truck came in with mil light on with P0402 and no drivability problems. Cleared codes and truck came back after about a week with light on again. Diagnosed EGR valve, EGR solenoid, and EGR temp. sensor to be working. I checked EGR passages and they are clear a... Trouble codes: P0402 (EGR control backpressure transducer malfunction)
2003 Porsche Boxster Roadster 2.7L MIL Lamp on VIN: WP0CA29883
this car did not have an oil change for 30,000km twice the limit,the old oil filter was hard as a rock.we think the camshaft actuators are all gummed up so we changed the oil another twice after 5000 km.cleared the codes and as soon as you start to drive one o... Trouble codes: P1325 (camshaft bank 1), P1341 (camshaft bank2)
2005 Saturn Ion-1 2.2L idle speed fast VIN: 1G8AF52F85
Vehicle came in with low idle speed and almost dying when coming to stop. First suspect is throttle body. Throttle body had some carbon build up. Removed throttle body and reinstalled and now idle speed is to fast 1600 and will not drop. I cannot find any rele...
2006 Toyota Sequoia Limited 4.7L booster VIN: 5TDBT48A36
This Sequoia makes a whistling noise during the first brake application of the day. Driver complains of little to no power brake assist during this time. Suspect vacuum leak causing this. Scanned abs module, has stored dtc C1310. Tested solenoid, which was goo...
2002 Volkswagen Jetta GLS 2.0L Reverse VIN: WVWSK61J12
As allready listed we checked Computer system for Codes, Checked Transmission Live Data observed shift engaugement- Normal -, Checked Fluid level which was good and fluid condition was ok, after all this seemed ok so far. Changed the Filter and then I decided ...
2003 Volkswagen Golf GL 1.9L MIL Lamp on VIN: 9BWFP21J63
I'am working on this volkswagon that keeps setting code p0128 ( temperature below control limit ). It will set every couple of days. I first replaced the coolant temp sensor as if you wiggled it the temp guage would go all out of spec. The vehicle came back an... Trouble codes: P0128 (temp below control limit), 16512 (volkswagon code)
2004 Volkswagen Beetle GLS 1.8L 4th gear VIN: 3VWCD31YX4
i have this beetle from a customer, with a trans complaint. i have scanned this car and came up with code p0734-4th gear wrong gear ratio intermitten. does anyone have any info on these 6 sp trans? any pictures exploded view of valve body? i shouldnt have to r...
2004 Volkswagen Beetle GLS 2.0L gear engagement at idle VIN: 3VWCM31Y64
have done above work without any change, car was handed to me from another tech. code comes back after clearing, but i can keep trans out of limp mode by clearing for 1 key cycle and all gears upshift and downshift without an issue. then the trans goes into li...
1993 Volvo 850 GLT 2.4L Hesitation, Misfire VIN: YV1LS5506P
Time for some help. Will perform well when cold, but after the car is warm about 25 minutes of driving the car develops misfires underload. Idles very smooth, during stall test it will misfire quite a bit. While driving it will do pretty well in 1st and 2nd bu...
1994 Volvo 940 2.3L Poor Idle Quality, Hesitation, Cuts out VIN: YV346578AH
Hi I have this Volvo that I just cannot figure out. I have replaced the diaphram for the turbo bypass valve and also the mass air flow sensor due to it being damaged from backfiring. I have check the timing belt and the marks are all aligned properly. The timi...
1999 Volvo V70 X/C AWD 2.4L Radio VIN: YV1LZ56D8X
I cannot unlock this radio! I have the code from the owner and have verified this with dealer by VIN#. Owner claims is original radio for vehicle. Have given serial number to dealer and they cannot find it listed. Have let vehicle sit with key on and radio on ...
2006 Volvo XC90 2.5T 2.5L driver VIN: YV4CY59236
Help guys, This XC90 is one of our sale cars, already lost one sale over this condition. 1) When ever the engine is under boost, an air escaping noise can be heard at the drivers lower windshield area inside the cabin, sounds like a boost leak, We have smoke ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1991 Acura Integra GS 1.8L Drive in ALL gears VIN: JH4DA9365M
We decided to have the trans rebuilt. Thanks to all the replied.
2000 Acura TL 3.2L MIL Lamp on VIN: 19UUA5663Y
Thanks for the replies, becuase there was no driveability problems the customer decided to take the car last night. He said he will get in touch with me next week. Thank you. Trouble codes: 3102, 3602.
2001 BMW M5 5.0L no power VIN: WBSDE93431
The throttle acuator was stuck. An easy way to check this is the future would be to remove the upper intake and try to open the butterfly's. With the key off you should be able to open them easily. With the key on the throttle acuator will hold them closed.... Trouble codes: P1637 (throttle actuator), 107.
2004 BMW X3 2.5i 2.5L ABS light, 4x4 light VIN: WBXPA73414
It worked to install the used t-case module. I had to have the dealer re-code the module to work with the other computers. On these late model bmw's it seems like most of the modules have to be coded to one another. The 4x4 as well as the ABS light went out...
1996 Buick Skylark Limited 2.4L Hesitation, Surge VIN: 1G4NJ52T6T
sorry for the delay, customer had to take car and has not returned yet.thanks to all who replied, but already tested most suggestions prior to posting.
1974 Chevrolet Corvette 5.7L Starting
This thing has a solenoid setup that won't start/crank the starter if there is someone sitting in the seat and the seatbelt is NOT connected!! wow, It has a relay assmebly under the center console above the shifter, you can see it, and the purple wire goes fro...
1994 Chevrolet p30/Winnie 7.4L brake pedal VIN: 1GBLP37NOS
Hi All concensus was that the rear will wear out before the front due to weight distribution I am going with that part I shut off front rotors much beter pedal I shut off rear pads much better .. individualy shut off wheels and aprox 25% better pedal ea...
1994 Chevrolet K2500 Cheyenne 6.5L Poor Idle Quality, Surge VIN: 1GCGK24F6R
Problem was cured with a reman pump and injectors. Thanks to every one who offered help.
2001 Chevrolet Express 3500 6.5L transmission range selection VIN: 1GBJG31F01
This one is fixed,only received 2 responses which were not much help.Traced wiring from pcm to 20 pin connector in transmission. Red wire in 20 pin connector was not making proper contact causing pcm not to receive signal from transmission range sensor that ve...
2002 Chevrolet Venture LS 3.4L Warning Light VIN: 1GNDV03E72
Got this one fixed. Both Ray from New York and Jeff from Colorado came up with the correct fix which was replacing the differential clutch check valve in the rear axle. The All Data trouble shooting flow chart kinda led me down the wrong path. It mentioned che...
1996 Dodge Ram 1500 Truck 5.9L Poor Idle Quality VIN: 1B7HF16Z8T
we had a hard time trying to fix this one. would like to thank every one who sent help request. we called napafix tech hot line. we give the tech the info. the first thing he thought of was the o2 sensor being lazy. o2 sensor should switch .9 to.1 whithin 1...
1997 Dodge Ram 2500 Truck 5.9L Unknown VIN: 1B7KF26D0V
Well everyone hit the nail on the head and it was the front flex hose. I ended up replacing both hoses, started with left front then the truck pulled the other way so I put the right front on and fixed the problem. Thanks
2002 Dodge Grand Caravan ES 3.3L Air Bag VIN: 2B8GT54L92
This one is fixed. Bob from Ontario had the solution. I reached up and unplugged the passenger side air bag and cleaned the connector. Plugged it back in and the air bag light went out. Hopefully it stays out. Several asked what the actual code was, either squ...
1998 Ford F-150 Lariat 4.6L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1FTZX17W3W
Hey fellow techs-sorry for the long delay in closing this request but had many fires to put since then-thank you for your replies.On the advise of a couple of you i decided to start looking into the timing chain.Took valve covers off and found two rocker arms ... Trouble codes: P0300.
1999 Ford E-350 Econoline XL 7.3L Cuts out, Stall, Misfire, MIL Lamp on VIN: 1FBSS31F2X
I will call this one fixed. Five postings said to check the screens in the mixing cylinder. I did not know that plastic piece on bottom of the sender(A.K.A. mixing cylinder) had screens in it. I removed the tank and disassembled the mixing cylinder and found t... Trouble codes: P0470, P0605, P0476, P0381.
1999 Ford Windstar SEL 3.8L Unknown VIN: 2FMZA5347X
First off I want to thank all 17 of you that responded to my request for help. The most common thing to check was the alternator. The most helpful for me was that the various systems take much longer to shut down and go into sleep mode that I thought. As it tu...
2000 Ford F-450 Super Duty Lariat 7.3L Misfire VIN: 1FDXF47F1Y
This truck does need a IDM and also injectors. Customer is trying to find a used IDM and is undecided about injectors. Thanks for all the replies. Trouble codes: P1668 (Pcm IDM communication), P1272 (Cylinder 2 high to low open), P1274 (Cylinder 4 high to low open), P1294 (Left bank high side open).
2000 Ford Explorer XLT 4.0L Poor Idle Quality VIN: 1FMDU73E8Y
Replace iac motor found excessive throttle body deposits. Cleaned throttle body. TPS shows 19% at idle with both new and old IAC motor it has a 38% cal engine load at idle. It all seems a little strange but runs fine.
2002 Ford Taurus SE 3.0L No Start VIN: 1FAHP53U62
Car finally acted-up,no fuel pressure...fuel pump installed,car go bye-bye. Thanks all for the help. Jim
2003 Ford Focus LX 2.0L 2-3 Shift VIN: 1FAFP33P33
Thanks to those who responded. Since there weren't any codes, I decided to remove valve body to see if there was any rubbish or obvious signs of failure, as one of the replies suggested. Did not see anything unusual,even as I split valve body apart. Took valve...
2004 Ford Explorer Sport Trac XLT 4.0L abs module VIN: 1FMZU67K04
thanks everybody, all assistance, was greatly appeciated.problem solved..ebcm was,s baffeling only l/f channel was reporting speed signal. yet e-prom internally says dead channel. the mysteries of life revealed...FORD, see flash of genius, the niv...
2006 Ford Escape Hybrid 2.3L drivers door lock VIN: 1FMYU96H16
Ford issued a special service message to dealers only, 2006 Escape Hybrids only, may damage the smart junction box if the battery drops below 8.5 volts. It may set troble codes, but did not in this case. Symptoms of this damage is inoperative driver door lock....
2006 Ford E-350 Super Duty 6.0L No Start VIN: 1FDWE35P16
hello group, just getting back to checking back in, I have been sick the last 2 weeks, I guess I caught some kind of bacterial illness from a steak I ate. funny situation because the tech that was working on this vehicle at the dealership it was at also got si... Trouble codes: P0401.
2002 GMC Cab & Chassis Sierra 3500 6.6L transmission VIN: 1GDHG31F82
Ok, this one is screwy but figured out. Apparently it came from the auction. Someone put an older disel engine in it and the electronics are totally wrong on the engine. The computer has no rpm signal from the engine therfore it doesn't even try to shift si...
1997 Honda Civic LX 1.6L noise and slow shift into reverse when cold VIN: 1HGEJ6672V
Well The car left yesterday and all is good. Once the case was open it was easy to see the issue. The Reverese gear Bearing was blown apart - While the issue was only present in the morning we do not know. We did an overhaul - (waited a long time for the ha...
1996 Isuzu Rodeo LS 3.2L Excessive Emissions VIN: 4S2CM58V4T
i don't how how all the other shops missed this one. The egr port on the intake was clogged, but just enough of an opening that hee was a rpm drop when the egr was activaited. Removed the throttle body, unclogged the port and the vehicle passed with flying col...
1998 Isuzu Trooper S 3.5L MIL Lamp on VIN: JACOJ58X0W
hey you guys thanks looked at what you guys said and all looked good so i replaced o2 with after markrt senser one day light back on so replaced with factory replacement and week later all is good.thanks for the help. one question though,i thought aftermarket ... Trouble codes: P0153.
2003 Kia Rio Cinco 1.6L Poor Idle Quality, MIL Lamp on VIN: KNADC16533
Well I'm going to have to close this help request. I got a lot of very usfull suggestion, but no fix at this time. I believe that the valves are getting sticky on this engine. One test that I did was a manifold vacuum test. The reading is between 5-10 inches a... Trouble codes: P0171 (system too lean), P0121 (throttle position sensor switch a circuit range preformance problem), P0300 (randam mifire), P0301 (mifire cylinder 1), P0302 (misfire cylinder 2 P0303 P0304), P1166 (unknown trouble code).
2003 Land Rover Range Rover HSE 4.4L Ignition VIN: SALMB11423
Well, not alot of help, but we figured it out. The steering lock control module was the problem. We bought a used column that was broken and took out the module and installed it in the customer's column and it works perfect! Thanks for the replies, GUY
2004 Land Rover Discovery SE 4.6L fuel trims VIN: SALTW19404
vehicle came in last Friday for new oxygen sensor. Replaced, and when i did, cleaned living heck out of the connector; had oil in it. Also cleaned outside and wiring loom. checked live data before clearing adaptions, and fuel trims went right back to normal...
1971 Mercedes-Benz 280sl 2.8L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Misfire, Poor Fuel Economy VIN: 1130441202
Thanks to all, (most, one guy seemed like he was more intent on sounding self important than helping) anyways, the rest of you, thanks much. The fuel injector body is indeed the culprit, and being human, I neglected it as it was rebuilt by a reputable source ...
1997 Mercury Cougar XR-7 3.8L MIL Lamp on VIN: 1MELM6245V
Fellow Techs, I received 6 good ideas. I had replaced the low resistance o2s with Bosch { botch] . Robert said I should use OE. One of the new Bosch sensors was shorted. I replaced all with OE.Still had problems. I found that computer would not ground the heat... Trouble codes: P0155, P0161.
2000 Mitsubishi Eclipse GT 3.0L MIL Lamp on VIN: 4A3AC5L54Y
well its fixed, steve you hit it right on the head found the restictor as you stated and it was plugged, cleaned it out with a small pick and brake kleen then blew out with air, the egr is know receiving 10 to 14 inches of vacuum under load, ran egr monitor aq... Trouble codes: P0400 (egr insufficient flow detected).
2005 Nissan Altima S 2.5L Cuts out VIN: 1N4AL11E95
This website ROCKS!!! Alot of you mentioned the crank sensor and it has been updated. I took out the old cam and crank sensor (it is the same part number for both) and there is a big differance between the old style and new. I replaced them both, as advised... Trouble codes: P0725 (Engine Speed Signal).
1994 Subaru Legacy L 2.2L Surge VIN: 4S3BJ6333R
Well we did not fix this one, Customer decided to trade off for new car. I had 11 replies all of which suggested everything we tried. Including new O/2 sensor. Used MAF sensor, Tps sensor, New coolant temp sensor Throttle body cleaning, Fuel system cleaning,Ow...
1998 Toyota RAV4 2.0L long crank times VIN: JT3HP10V1W
I have had conflicting opinions concerning CKP amplitude. Identifix told me 5 volts- Mike [...] said his new CKP had about 1 volt- I was showing 2 volt peak to peak cranking and running. Regardless, I can't get hold of customer for further testing- he has my ...
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