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Prev Professional Automotive Repair Technical Discussions for August 31, 2006
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2003 Acura TL 3.2L Stored code VIN: 19UUA56683
Doing a used car pre purchase inspection we found code P1399. Neither Mitchell or Alldata list this code. Does anyone know what it means? Thanks for your help. CHUCK Trouble codes: P1399
1984 BMW 733i 3.2L speedometer VIN: WBAFF840XE
HELP BMW TECHS !!! i have this bmw with a inop speedometer i know they have issues with circuit boards i look at them did'nt see any issues i try scoping the speed sensor i could'nt con firm a signal for it i ohm the senor had O ohm so i assume it was shorted ...
1993 BMW 740i 4.0L No Start VIN: WBAGD4323P
The car will sometimes start and other times not start. the customer told me it use to cut off while driving, wait 2mins, restart and go. when it started taking 30mins. he thought it needed a fuel pump so he sent to me. his new pump installed and no start. i c...
2000 BMW 528i 2.8L Hesitation, Misfire VIN: WBADM6343Y
This is my brother's car. It will hesitate/miss on acceleration intermitantly. There is no MIL on, no codes stored. The car was at the dealer to fix an oil leak prior to the extended warranty running out at 100,000 miles, they could not find the problem either...
2003 BMW 525i 2.5L power seat and tilt column VIN: WBADS43453
Driver's seat intermittenly stops moving forward and rearward. Seat continues to tilt without interruption while forward and back are inop. I have replaced for and aft motor condition remains the same. Customer is now complaining of tilt column intermittenly i...
1993 Buick Park Avenue Ultra 3.8L MIL Lamp on VIN: 1G4CU5315P
We have cycled the egr solenoid #3 and have seen the engine rpms drop greatly. Removed egr to inspect passages- (very open) Found the o2 sensor very sluggish so we replaced that and saw an improvement with the intergrator & block learn however the MIL light st... Trouble codes: 55 (egr solenoid 3 fault)
1993 Buick Skylark Custom 3.3L No Start VIN: 1G4NV54N8P
hey guys, i have one thats driving me nuts this will be a bit long, sorry. to start with i had no CEL & could not communicate with the ECM. i repaired a problem with 1 power wire & found a bad ground which got me a working CEL & communications. hit the starte...
1995 Buick Riviera 3.8L Misfire, MIL Lamp on, Stumble VIN: 1G4GD2214S
Hello all, I'm having some trouble with this Buick. The complaint is the Service Engine Soon light comes on and the vehicle bucks/skips/stumbles. I verfied the complaint and pulled code 341 Cam/Crank Error. Cam/Crank error on the scanner does build counts when... Trouble codes: 341 (Cam/Crank Error)
1986 Cadillac DeVille Touring 4.1L Stall, RUNS FOR 2 SECONDS VIN: 1G6CD6984G
Code 53 diagnostic tables are pretty weak. Car runs for 2 seconds, then dies as if turning off the key exactly like GM passkey and theftlock systems, although I remember the system Caddy uses as killing the starter and fuel with no start at all. Do I remember ... Trouble codes: 53 (missing ignition signal)
1993 Cadillac Seville 4.9L rear end VIN: 1G6KS52B7P
Hitting potholes on road, rear end feels like it moves over, Ive installed suncore industries coil over shocks in rear, replaced independent suspension bushings to frame to no avail Im thinking replacing the upper bushings that hold the suspension to body next...
1995 Cadillac DeVille 4.9L Poor Idle Quality, Misfire VIN: 1G6KD52B5S
1998 Chevrolet Astro 4.3L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 0574323589
continues to set a crank sensor code. replaced sensor twice with dealer part. replaced computer. wiring checks good. vehicle has rebuilt long block. problem didnt occur before long block was installed. starts and runs good except for the rough idle after warm ... Trouble codes: P0131
1998 Chevrolet S10 2.2L compressor VIN: 1GTCS1947W
This one came in with a dead compressor (not building any highside pressure). We replaced the compressor, accumulator, manifold assembly, the condeser, and flushed the evaporator... Truck left with good pressures blowing ice cubes... Came back 3 days later wit...
2000 Chevrolet Silverado 1500 5.3L Pedal, Master cylinder VIN: 2GCEK19T1Y
Owner took truck to Florida in fall towing a 31 ft trailer. Truck remained in FL all winter and back to PA in late April. Brake pedal resistance has steadily been lessening. Going down street at 25 mph and something pops out into the street, hit the pedal, goe...
2005 Chevrolet Silverado 2500 HD 6.6L Rear Tires VIN: 1GCHK29235
HI all of you out there have a custermer that brougt this truck to dealer a few times becouse the rear tires on this truck are wearing fast we put 4 new tires on at 17000 miles and he rotates them evry 6,000 miles or so and now the rear are just abuou wore out...
1994 Chrysler Concorde 3.3L Cuts out VIN: 2C3HL56T8R
i have this car that stalls or cuts out going dowin the road crusing replaced the ign switch, crank sensor, good known ecm and scoped the cam tested ok good fuel press good voltage the car still has the cuting out no codes present so we activated a movie wth o...
2002 Chrysler Sebring LXi 2.7L Misfire, MIL Lamp on VIN: 1C3EL55R02
Hi guys, I have a headache. I have a 02 sebring it has a intermitent misfire. No misfire codes but it does have a p1391 which means intermitent loss of cam or crank. My labscope is out for repairs so i cannot check signal. Has anyone seen this. Of the crank an... Trouble codes: P1391 (intermitent loss of cam or crank signal)
2004 Chrysler Concorde LX 2.7L Cooling Systems VIN: 2C3AD46R74
Engine has coolant leak near thermostat housing on left side of block. Coolant is leaking from a blind hole, right next to the thermostat housing, approx. 6MM in diameter, no threads in hole. I'm wondering if it is ok to plug the hole, or is it here for a reas...
1997 Dodge Dakota 3.9L Cuts out, STARtS AND DIES VIN: 1GB7GL23X0
I got this thing, hooked up the scanner, found no codes. pulled some diagrams and traced the wipers and horn and so forth to a shared circuit in the timer control module. after pulling it I found it was burnt, I oredered another telling the customer that this ...
1998 Dodge Ram 2500 Truck 5.9L instrument panel VIN: 1B7KF23D6W
vehicle came in with a concern of no gauge working on instrument panel. check fuse panel, no fuse for instrument cluster gauges. found that ecm and ccbus control cluster gauges. tried connecting scan tool and reading body code and cannot communicate. check pin...
1998 Dodge Ram 2500 Truck 5.9L limp mode stuck in 3rd , engine light on VIN: 1B7KF23Z4W
truck has codes p1762 and p1763 , tested system wiring , sensors and solonoids , replaced pcm because we have rev voltage coming out of the computer on the signal return wire ( ltg/wh ), have tested all o2 sensors and grounds through truck. this one is stumpin...
2000 Dodge Ram 2500 Truck 5.9L rotors,pads VIN: 3B7KF2361Y
please any help! this has been an ongoing problem with this truck; we replaced pads rotors calipers and hoses on both sides(front brakes)and with in a couple of months its back for he same thing and usually one rotor is metal on metal with the pad. all slides ...
2000 Dodge Dakota 4.7L engine VIN: 1B7HH2AN2Y
vehicle orignially came to us from another shop for an overheating condition after driving approximatly 20-40 min. we had a positive test for exhaust gas in the cooling system when vehicle was v.warm. Head gaskets were replaced along with and OE thermostat as ...
2000 Dodge Grand Caravan SE 3.3L Limp in mode VIN: 2B4GP44G7Y
Hello all We have this minivan that intermittantly goes into limp in mode. since replacting the temp. sensor and tcm it has occured one time in about 200 miles. Now it came in with a p1739 which if we're reading it right means the tcm lost power while going d...
2001 Dodge Durango 5.9L lock up VIN: 1BHS28Z01F
Hello to all, I have looked at knowlage base and see more than a few of these problem childs. I can see with the modis the TCC getting turned off when it does this in and out of lock up when its real bad. But most of the time it happens so fast you cant see it...
1989 Ford LTD Crown Victoria 5.0L Cuts out, Stall, Misfire VIN: 2FABP72F9K
This old Ford runs like crap when first started, idles poorly---looks like people have thrown every part there is at it to try and fix it. Timing is right on the mark and fuel pressure is good. No codes in memory except on KOER test when it's running bad and s...
1993 Ford E-350 Econoline 7.5L Excessive Emissions, Poor Idle Quality VIN: 1FDKE3061P
this post is not about the motor home chassis but the onan microlite 4000 generator.generator was removed to rebuild generator portion replaced and ran great.about 4 hrs of operation and started to run rich and smoke black.carb was removed and checked for stuc...
1994 Ford F-350 XL 7.3L Poor Idle Quality, Cuts out, MIL Lamp on VIN: 1FTJW36FXR
This diesel truck when cold will occasionally turn on the CEL and run terribly as if missing on several cylinders. Even with the CEL on no codes will be present. Data is available when the CEL is on with no abnormalities noted. When the engine runs smooth the ...
1995 Ford Probe GT 2.5L No Start VIN: 1ZVLT22B9S
Maybe some of you ford or mazda guys can help with this one. I have no spark. I replaced the dist with a known good one, even put the old one in a different car and it worked in a different car. I have checked and have good trigger signals on both signal wires... Trouble codes: 03
1997 Ford Contour GL 2.0L MIL Lamp on VIN: 1FALP6538V
keeps setting a lean bank one code. we replaced injector harness, no injector faults in memory after this fix. we have installed coolant temp sensor, both oxygen sensors, pcv, ect sensor, water pump and t-stat. iat tests ok. plugs and wires new and test good. ... Trouble codes: P0171
1998 Ford Contour 2.0L water pump
this vehicle came to us after a water pump (replaced while on vacation) started to leak. it was a napa rebuild so he opted for us to replace with the same looking for warranty on the first. this leaked also. we then put in brand new pump also from napa. and ye...
1999 Ford Escort ZX2 Hot Coupe 2.0L Surge VIN: 3FAKP113XX
Hello guys. Another one of "these" driving us crazy. This is only the second head we have pulled from a VCT engine and I thought I was on top of this one. We paid carefull attention to this one as we tried to learn from the first one we did. We do have the ali...
2000 Ford F-250 Super Duty Lariat 6.8L front brakes VIN: 1FTNX21S5Y
hello techs.after doing a complete brake job on the front ,clean and adjust rear,we always end up with this problem.we reface rotors using pro cut on car lathe replace pads.this problem has occured several times in the last several years.after doing a good bra...
2000 Ford F-150 XL 5.4L MIL Lamp on VIN: 2FTPF17Z4Y
I'm having a hell of a time tring to get the correct pinout diagram for the compuvalve/alternatine fuel control module, from somedata, and the diagnostic chart for this code takes me to (replace AFCM ) guess how much?, $3100.00!!!, thats right so as you can se... Trouble codes: U1262 (scp data fault for j 1850)
2002 Ford Crown Victoria 4.6L alternator VIN: 2FAFP71W12
Hello All, We have had this car in the shop a couple of times, Every time the car is towed in or driven to the shop, "The battery light is on on the dash and it is not charging." We have replaced the alternator 4 times in the last 2 weeks and it drrives out o...
1992 Geo Tracker 1.6L No Start VIN: 2CNBE18U2N
vehicle showed back up with intermittent stall and no crank.ran codes and had code 42 crank angle sensor.are they calling the crank sensor the hall effect switch or cam sensor located in the distributor.if so dealer says no parts are available,will have to buy... Trouble codes: 42 (crank angle sensor)
1997 GMC K2500 Sierra SL 6.5L No Start VIN: 1GTGK29F9V
this truck will not start after it sits for 3 or more hours. it will crank but not fire. fuel filter has air in it when this occurs. after i bleed it, it starts and runs fine. is there a check valve somewhere that is not working allowing fuel to drain back to ...
1998 Honda Accord EX 3.0L valve train? VIN: 1HGCG1659W
hello all, have this accord with a tappet noise heard with a warm engine. noise is repatisous with engine rpm.and sounds like it is coming from the #1 cylinder aera. performed valve adjustment (cold) as recomended every 105k on this modle. all the valves were ...
1999 Honda Civic Si 1.6L MIL Lamp on VIN: 1HGEM1151X
HONDA TECHS HELP!!! Vehicle initially came in with the MIL light on P0133 HO2S slow response B1S1. Noticed the oxygen sensor was bent. Replaced the oxygen sensor. Road test and ran through drive cycle. Tested out ok. Vehicle came back a few weeks later with a ... Trouble codes: P0133 (HO2S slow response B1S1)
2001 Hyundai Accent L 1.5L Surge, MIL Lamp on, PINGS UNDER LOAD VIN: KMHCG35G31
hi everybody, this vehicle has a 1128 code, we have checked and replaced mass air flow meter it failed during our tests, fuel system has been flushed, pressure is within spec. checked tps no problem found their. the vehicle runs and drives fine, lots of power,... Trouble codes: 1128 (system lean under load)
2003 Infiniti M45 4.5L trans in fail safe VIN: JNKAY41EX3
This car was brought to us from a trans shop. The customer brought it to them because The trans was in fail safe mode. They told the customer it needed a trans. The trans was rebuilt and all solenoids were replaced. I hooked are modis up and checked codes p0...
1999 Isuzu Rodeo LS 3.2L Poor Idle Quality VIN: 4S2CK58W8X
vehicle has an intermittent high idle @ times upon vacumn leaks are present, and fuel pressure is 40 psi. @ idle.we have replaced ecm and IAC valve, we also disconnected power steering pressure switch, resized terminals at ecm connectors. when the v...
2002 Land Rover Range Rover HSE 4.6L trans n overheat displayed VIN: LR34566098
Is it British or is it German That is the question? This vehicle intermittently and with no particular pattern displays Trans n overheat on the driver info board and briefly for 2 or 3 seconds goes into limp mode.This trans is a zf 5 hp mated to a 4.6 litre be...
1993 Mazda Miata 1.6L air bag VIN: JMINA3532R
Well Mitchell left me hanging, got to step 4 on the test for code 13 and it says go step xx there is no step xx. We have power to the air bag module, all fuses good, have 1.8K ohms reading on all three front sensors. Discription for code 13 is D sensor on, D s...
1995 Mazda Millenia S 2.3L Hesitation, Stall, MIL Lamp on
We had removed the supercharger and inspected it. Replaced the front anf=d rear valve cover gaskets and plug boots. Also had replaced the rear catatlytic converter and rear oxygen sensors. The rear cat had a hole burned in it which was the original complaint. ... Trouble codes: P0300
2003 Mercedes-Benz E320 3.2L compressor VIN: WDBUF65563
Hi every one, this car belongs to a friend of mine and i need to know if the Launch X431 or the Carman Scanner can get a/c codes or data on this car as i would want to belive that i should start there. The compressor will not engage and this is a new unit fitt...
1997 Mercury Cougar XR-7 4.6L Poor Idle Quality VIN: 1MELM62W3V
Vehicle came in with a high idle problem. pulled codes and found code for tp sensor. Replaced with an after market sensor. sensor voltage is over 1 volt 1.16 volts. Checked the throttle body and cleaned it . still idling too high. If we disconnect the tp senso... Trouble codes: P0121
1991 Mitsubishi 3000GT SL 3.0L Misfire, NO MIL VIN: JA3XD64B2M
Car feels like it is trailer hitching on light acceleration. No problem seen on KVs, vacuum, or HC to indicate misfire.
1994 Nissan Sentra E 1.6L Timing chain VIN: 1N4EB31FXR
To all Nissan techs, I have a 1994 1.6 Sentra that the owner ran thru a large puddle and sucked water thru the intake. After changing the oil and starting it up the valve train is making noise in the upper timing chain area. I removed the valve cover and the ...
2001 Nissan Pathfinder LE 3.5L Compressor VIN: JN8DR09Y31
Hello. I got this Pathfinder in becasue sometimes the AC will not blow cold. I checked the archives and found problems with the ACthermal control amp. I took out the glove box but can't seem to find this thing to test it. Also ALLDATA has no info that I can fi...
2001 Nissan Pathfinder LE 3.5L Surge VIN: JN8DR09Y61
We have this pathfinder in our shop with customers complaint being surge at cruising speed. Feels like "trailer-hitching". Runs great at all speeds but has a slight "traile-hitching" at steady speed. (lean surge??) No codes in computer. Visually every thing lo...
2003 Nissan 350Z 3.5L Poor Idle Quality VIN: JN1A234DO3
customer complained of no power on highway, i test drove the car and i would just stumble and fall flat on hard acceleration. i removed air cleaner and found air box full of leaves a crushed beer can and other debris, cleaned air box out rplaced plugs and pcv ... Trouble codes: P0507 (idle speed control system rpm higher than expected)
1994 Oldsmobile 88 Royale 3.8L MIL Lamp on VIN: 1G2HN52L7R
Hi, This vehicle has a re-occuring Cam sensor code. Have gone through diagnostic tree and found no cause. Replaced cam sensor but code still reoccures. Code can set imeadiatly upon starting, or when driving vehicle, or just when left idling. Code usually wil... Trouble codes: P0342 (Cam sensor failure)
1999 Oldsmobile Alero GL 2.4L Surge, Cuts out, Misfire VIN: 1G3NL52T7X
Hi,everybody i have a crazy one on my codes has interment misfire under load when cold as listed have been replaced twice to conferm part were good.I have tested fuel presure,at modual i tested crank sensor & module out puts,tested cam se...
1999 Pontiac Grand Prix SE 3.8L radio VIN: 1G2WJ52K1X
We retrieved the code pressing buttons 2/3 then am/fm when I called the dealer the service guy I normally deal with was on vacation. The guy filling would not help me except to have me bring it over for a fee, so I'm turning to iatn, hope someone can help. If ...
1994 Toyota Pickup DLX 2.4L Poor Idle Quality, Hesitation, Misfire VIN: JT4RN93P6R
Vehicle came in running very rough. Found #4 injector bad. Replace injector. Cleaned fuel injection system. Checked fuel pressure. Idle: 35 psi. Idle w/ regulator hose disconnected: 44 psi. Engine idles ok but hesitates on acceleration. Scope TPS. TPS signal s...
1996 Toyota Camry DX 2.2L air bag light VIN: KXTU805814
air bag light is on and we are not able to clear code 14. We have had problems in the past with clock spring (spiral cable) on other cars and the horn would not work on them but this ones did. we tested and found no problems and replaced the clock spring as a ...
1999 Toyota Land Cruiser 4.7L ABS Light VIN: JT3HT05J9X
Hi Toyota Brake Techs, I need some help on this ABS problem. I just got a Vetronix Mastertech. I pulled the following codes: C1282 (center differential lock position switch malfunction)& C1283 (L4 position switch malfunction). I can not clear the DTC's and the...
1999 Toyota Camry LE 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Misfire, MIL Lamp on VIN: JT2BF28K7X
Hi all I have this camary that is beating the crap out of me.It has a lean bank 1 code and runs like a bag of crap it has lean missfires and idles and drives poor .fuel trim for both banks are the same short 19.5 long af sensor is 3.30 volts and the oth... Trouble codes: 0171 (lean bank 1)
2001 Toyota Corolla CE 1.8L valves VIN: 1NXBR12E81
Customer stated that car was running fine when it died as she came to stop. Came into shop and wouldn't start. We checked all the usual suspects [fuelpressure-spark-sensors-exhaust-valve timing etc.] and could find no problems. When we sprayed starting fluid i...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1984 BMW 633CSi 3.2L clutch pedal VIN: WBAEB7402E
Hello BMW techs The customer never came back to report if the car was fixed, but what we replaced was the clutch slave cylinder and hose from clutch master cylinder to slave cylinder, bled clutch system. If the customer reports at a later date, I will post the...
1998 Buick Century Custom 3.1L engine VIN: 2G4WS52M1W
some suggested intake gaskets, but that was first thing checked and they are fine, but lifter replacement would require thier changing anyway... I am recommending a long block since the genearal recommendation from most of you is that route. I dont mind the wo...
1993 Chevrolet K2500 Cheyenne 6.5L No Start VIN: 1GCGK29FOP
I want to thank everybody for their help & especially those who suggested the seal at the filter for that was the problem. I took the cap back off and looked at the seal, it has a flat side and a ribbed side. Had it up-side down and the steel ring in the wrong...
1994 Chevrolet C2500 6.5L engine VIN: 1GCFC24S4R
I found that the truck had compression readings in most of the cyls. are below 200 psi. I was able to get the left bank up to 240 psi. but still wouldn't start. Thanks for everyones help.
2001 Chevrolet Tahoe 5.3L compressor VIN: 1GNEC13T91
First of all thanks for all your help guys I know how hard it can be to take time to help some of us on here... Anyway I did replace the compressor again... GM uses a denso compressor which had been updated to revise this problem... I received the first compre...
2003 Chevrolet Silverado 1500 5.3L engine VIN: 1GCEC19T83
customer opted for a salvage yard engine.this vehicle is fixed,gone & paid for.pulled oil pan off as soon as it left,the block was cracked, hairline,stain was visible,middle of passengers side. i learned a lot about this engine &the hazards of boldly going whe...
2002 Chrysler Concorde LXi 3.5L over heating VIN: 2C3HD36M82
Thanks guys you guys all were right and when i pulled off the right side head i found that the cylinder head gasket was slightly damaged and found a coolant port slightly pluged up . removed both heads because i was not going to take the chances and sent them ...
1997 Dodge Grand Caravan SE 3.3L gauges VIN: 1B4GP44R5V
First of all, thanks to all the replies - win lose or draw, the help is REALLY appreciated! Well, we ended up sending it to the dealer (as a couple replies advised) and they confirmed our guess and fixed it. (that is what took so long to close this... the cu...
1992 Ford Tempo GL 2.3L Flexplate VIN: 2FAPP36X9N
The customer declined to have me pull the trans out to check the FLEXPLATE but I strongly suspect that it is cracked and that she'll be back. Many of you stated it also could have been the STARTER DRIVE rubbing too but it wasnt. I also didnt see any way the SH...
1996 Ford F-250 XL 7.3L No Start VIN: 1FTHX26F6T
After running through diagnostic tree for code p1283, replaced computer .Truck starts now and runs fine.Thanks for all the help. Trouble codes: P1283.
1998 Ford Escort ZX2 Hot Coupe 2.0L Poor Idle Quality, MIL Lamp on VIN: 3FAKP1135W
Okay I am pretty sure what really fixed this car but I did acouple things back to back. First was clean the mass air flow whitch was dirty, but I also messed with the cam phaser. I ran the engine after I cleaned the maf but according to you guys it takes awhil... Trouble codes: P0171.
1998 Ford F-150 XL 4.2L Power loss VIN: 1FTZF1724W
Thank you for those who replied, and to the iATN archive. I removed the balancer pulley to see if the keyway was worn allowing timing to be retarded, and it came off in two pieces.( THE NOSE OF THE PULLEY WAS STILL ON THE CRANKSHAFT ) The second piece was remo... Trouble codes: P0705.
2000 Ford Windstar SEL 3.8L Starting VIN: 2FMDA5349Y
Well thanks to all who responded. We did end up replacing the battery after learning the one in the car was one they had sitting on a shelf out of another car for about 6 months. They have had no problem since.
2002 Ford F-350 Super Duty XL 7.3L 4x4 switching circuit VIN: 1FTSF31F12
Thanks to everyone who helped and offered suggestions. The vehicle is now fixed! I would like to of had a highly technical explanation for the solution, but the cause of all this pain and suffering was the Dorman aftermarket transfer case shift motor, we tried...
2002 Ford Mustang 3.8L Cuts out VIN: 1FAFP40492
Well this one is fixed. It ended up being that the PCM needed to be reset, and test driven for about 10 miles. I had alrady tried disconnecting the battery to reset,but that didn't work. When hooking up Breakout Box I had PCM disconnected for about an hour. I ...
2006 Ford E-350 Super Duty 6.0L Serpentine Belts VIN: 1FDWE35P96
Thanks to everyone that responded. The only way to remove the fan shroud on this van was to start at the grill and remove components to gain access. The fan shroud is 2 pieces, one that bolts to the engine, the other bolts to the radiator. The large round po...
1993 Honda Civic LX 1.5L Hesitation, no power WOT VIN: JHMEG865XP
I am the worlds dumbest mechanic. After checking timing and fuel pressure and the map(which was bad). Talking to you guys and scratching my head, rechecking timing. So I decided to replace the distributor since it has so many sensors in it and also from what a...
1995 Honda Accord EX 2.7L air conditioning VIN: 1HGCE660SA
Sorry for the delay. Unfortunately the customer hasn't brought the car back. He has needed it for the past few weeks.. He does want it fixed. I'm going to try putting a new condensor and drier in it and see what happens.. When i do i will finish the post corre...
1996 Honda Odyssey LX 2.2L Poor Idle Quality VIN: JHMRA1863T
Thanks for the 7 replies. Three suspected tight valve clearance and 3 suggested further analysis of the fuel system. Steve from Virginia identified the problem when he suggested that that the screen in the IAC could be plugged. Cleaning it restored the idle ...
2000 Hyundai Elantra GLS 2.0L No OBD Communication VIN: KMHJW35F5Y
As most of the replies indicated, these Hyundais do have a problem with the pins within the OBD connector. I simply crimped all of the pins slightly and communication was established. What a simple fix after wasting time checking all of the wiring.
2002 Hyundai XG350 3.5L Compressor VIN: KMHFU45E32
Well, it's fixed! It was in fact a faulty Evap temperature Sensor. It failed the resistance test. I replaced the sensor and all works well. Also, special thanks to Ty from CT and Kiho from South Korea for that factory website ( Great inform...
1994 Jeep Wrangler SE 4.0L No Start, Poor Idle Quality, Cuts out, Misfire VIN: 1J4FY29S1R
Well, it's fixed! It ended up being a faulty crank sensor, as many of you mentioned. Once I installed the new sensor, I checked the signal again and noticed a difference from the previous signal I was getting. I should have noticed this initially, but the orig...
1996 Kia Sportage 2.0L Excessive Emissions VIN: KNDJA723XT
reviewed possibles from fellew techs,& rechecked ect sensor ,maf sensor readings &cleaned unit / carb cleaner,fuel pressure leakdown &running extra ground to alt as suggested this one fix you can say that i ran into buy mistake,but because of unpluging the c...
2002 Kia Sedona EX 3.5L MIL Lamp on VIN: KNDUP13102
Replaced Mass air flow sensor, vehicle has been gone for 2 weeks, no problems so far, Thanks to the 5 people that gave me great input, many nailed it right on! Trouble codes: P0174 (lean bank 1), P0171.
2002 Lincoln Navigator 5.4L Surge, MIL Lamp on VIN: 5LMFU286R2
Thank to all of you that replied, I really appericate your time. I hate saying I didn't fix one, but I didn't. I was still leaning toward a PCM problem and when i called Ford they told me it should be still under emmisions warranty for 80,000 or 8 years, I exp...
2003 Mazda Protege5 2.0L heater blower VIN: JM1BJ24583
The mystery of the blower motor melt down is solved! It seems the lady has a dog and on long trips she leaves the back windows down so that the doggie can have fresh air, so then she turns the A/C on full blast to try to keep cool! The system is not designed t...
1988 Mercedes-Benz 190E 2.3 2.3L Excessive Emissions VIN: WDBA28004F
Thank you all for your help. It turns out that this car is working correctly in that you have to read the codes then push the button again to put the computer in the test mode to properly read the duty cycle. I reset the mixture, and found no other faults at t...
1996 Nissan Maxima SE 3.0L MIL Lamp on VIN: JN1CA21DOT
thank you doug for your help,i did not fix the car but i did get the car to pass,i tried tightening the pcm terminal 28 but did not help,what i did was cleared the code and drove 1 drive cycle and had 3 monitors passed,then took it in for the test and passed,w... Trouble codes: 1220 (fuel pump control module circut).
2000 Nissan Maxima SE 3.0L Poor Idle Quality, Misfire, MIL Lamp on
First I would like to thank everyone that responded. I guess Ralph from Colorado gave me the idea that brought me to the solution. He suggested checking vacuum readings. I had thought about doing that a couple of times but I just couldn't imagine having a valv... Trouble codes: P0300 (Random Misfire).
2001 Nissan serena 2000CC not changing VIN: PC24-32548
thanks for the replies from my fellow techs , sorry for the late reply was out of the island ,i had to change the stepper motor for the transmission and all is well now , i hope this bit of info can help someone in the futere .
2003 Subaru Forester X 2.5L Air Bag Light VIN: 1F1SG63603
Well the Forester is fixed. Thanks to Bob [...] and Andy for helping me find the diagnostic connector. It was above and behind the fuse panel to the left of the column. After I found the connector & pulled the codes it turned out to be the connection under t...
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