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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 19, 2005
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
2000 BMW 740iL 4.4L code 41 VIN: WBAGH83404
Vehicle came in with bent right upper control arm mount on rear subframe about two inches toe in and codes for all wheel sensors, rough road sensor & steering angle sensor. Replacing rear subframe eliminated all but the steering angle sensor code 41. Does any...
2001 BMW 325i 2.5L outside temp sensor VIN: WBAAN37461
Customer had a speaker system installed at another shop and says that since then his external temp display reads at -40 C, except when it rains, then it goes crazy. Haven't been able to verify the symptom in the rain as it hasn't rained. I am unable to find an...
1998 Chevrolet Cavalier 2.4L Dome Light VIN: 1G1JF82TOW
Hi and problem is customer has `98 Chev Cavalier LS 4 door and interior/dome light stays on after exit and may come on by itself hours later. I pulled all 4 door contacts and they seemed fine, light switch on dash is Not set to Int Light, and 2 buttons on on D...
2004 Chevrolet Silverado 3500 LT 6.6L brake pedal VIN: 1GCJK39264
Customer complains of a hard/rising brake pedal when slowing from 50-30 kms. Intermittent problem only. Serviced brakes front and rear, removed front wheel speed sensors and cleaned, suspected premature abs activation. Customer assures me this is not premature...
1988 Dodge D150 5.2L Surge VIN: 1B7FD14Y6J
This one is really causing me to pull my hair out. This pickup has a severe surge when cold, to the point that it isn't driveable. It will only manifest itself when it is below 40 degress outside. If I pull it into the shop, the symptoms go away. No matter wha... Trouble codes: 33 (A/C WOT Relay Problem)
1994 Dodge Ram 2500 5.9L Hesitation, Cuts out VIN: 1B7K26C1RS
This dodge Cummins wil cruise at 50MPH and when you try to accelerate it will bog and slow down and buck. It does not have good power on take off from dead stop. I have been trying to check the mechanial transfer fuel pump for pressure my Shop Key tells me it ...
1999 Ford F-350 Super Duty Lariat 7.3L Cooling Systems VIN: 1FDWF37F5X
Need help, techs! Getting diesel fuel in coolant. Any ideas?!
2000 Ford F-150 XL 5.4L MIL Lamp on VIN: 1FTPF17L0Y
Came in with mil on. Codes P0112, P1260, P1000, P1112. The Idle air temperature sensor and mass air flow sensor were replaced a couple weeks ago customer says for the same reason. With iat plugged in, vehicle cold, idling, iat reading 258, unplug and readin... Trouble codes: P0112 (Idle air temp circuit), P1112 (Idle air temp circuit), P1000 (incomplete)
2001 GMC Sierra 2500 HD SL 8.1L No Start
This truck will not start after the customer has been driving it and parks it for a short time. Sometimes it's just a extended crank time before it will start and some times it takes a hour or more before it will start again. Truck will run fine after each epi... Trouble codes: P0335 (crk sensor ckt fault), P0700 (TCM mil request fault), P1781 (eng torque or mil request fault), U1041 (EBCM loss of serial data communication)
2002 Mercury Cougar 2.5L Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1ZWFT61L82
2002 cougar hesitation, loss of power, slight backfire , surgung,. exmmple at 50 to 65 mph may act up as described also trans feels like it's gone into neutral and the anti-theft light flickers. seems as one is turning ignition key on and off rapidly. problem ...
1999 Volkswagen Beetle GLS 2.0L recode VIN: 3VWCA21C5X
Car came in as no crank, blowing fuse to Comfort module. Replaced Comfort module and was able to start engine. Set three codes for throttle body. Tested throttle body - TPS no good. Replaced throttle body. Still setting two codes for throttle body. Tested all ...
2000 Volkswagen Jetta GLS 2.0L Battery Drain VIN: 3VWSA29M2Y
I have this 2002VW jetta,that the battery goes dead after two days of sitting I replaced the battery tested bad and checked for parasatic draw and it was 1.73amps I ended taking the radio fuse out and it dropped to .68amps.The minimum draw allowed according to...
2004 Volkswagen Beetle GLS 1.8L Glove Box VIN: 3VWCD21Y94
Put a new glove box lid on the car; the new one does not come with a lock cylinder, so ordered a coded one from the dealer. Popped it in and Uh Oh...it won't work...spoke with mechaninc afterward and was told there is a 50/50 chance when you pop the lock cyli...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1997 Audi A4 1.8L noisy VIN: WAUCB88D9V
Thanks for all the replies. We ended up welding the catalyst because it was at the slip joint where the down pipe attached to the catalytic converter. We had two in two days and the fix was the same. I believe I would go OE if I actually replaced the cat to be...
1991 Cadillac Eldorado 4.9L CCR system VIN: 1G6EL13BOM
Since the customer has not bring back the caddy as yet, I would like to close my post for now. Thanks to each and every one of you who took time and replied my post. I will post the fix when he brings back for repair./ Charles.
1993 Chevrolet Lumina 3.1L Poor Fuel Economy, rich VIN: 2G1WL54T3P
thank you to every one who responded. everthing every one mentioned cheked out o.k.. we put a new computer in the car and prom. according to gm the 7727 computer in the car is absolete. the car ran better when hot but still was very rich on cold start, almost ...
2001 Chevrolet Blazer LS 4.3L Cuts out, Stall VIN: 1GNDT13W11
Thanks for all of the tips. Since the customer lives an hour away, I recommended they clean the battery terminals and replace the gas cap as several of you have recommended. When advising, customer stated that problem had not occurred for over a week, and they...
1967 Ford cougar 289CID Blikers VIN: 7F9K612138
hi guys well the information and help was graet thanks. i found the system working ok . The fuse wouldnt blow. countinued testing wiggle test also properly position the sequencer in the trunk. will report on any further findings. thanks.
1997 GMC Yukon SLE 5.7L No Start VIN: 1GKEK13R8V
Hello again everyone. First of all let me start off by saying 'never use after market fuel pumps on anything (at least GM's).' After checking prices at the local parts houses and the dealership, the owner and I decided to take a chance on the AutoZone pump. Wr...
1994 Jeep Grand Cherokee Laredo 5.2L front differential VIN: 1J4GZ58Y2R
Thanks for all the replies, especially to Ed who replied within about 20 minutes of my request with the answer that summarized most of the replies. The difference in tire sizes is a factor in this problem but the real cause must be a viscous coupling that is n...
1995 Jeep Grand Cherokee Limited 5.2L headlights VIN: 1J4GZ78Y4S
well i was not able to fix this jeep,customer didnot want to spend the money for a new headlight switch.out of the replys i got, 1 said he had the same problem in the auto position and a new switch fix it.some said to check the alternator but this seamed to be...
1993 Mazda MX-6 LS 2.5L No Start, Cuts out VIN: 1YVGE31B3P
Thanks to all who replied my post. All of you nailed the problem. I replaced the distributor and all is well now. I checked the coil inside and found two metal terminal wires were too close to each other and it is possible two metals can touching when it gets ...
1997 Mazda Protege DX 1.5L A/C blower VIN: JM1BB1419T
Sorry I don't have a fix yet. The customer retired and does not come to town on a daily basis anymore. Although, I did get a few suggestions I would like to share. 1) Monitor power and ground while problem occurs and check resistor. 2) Run wire from battery to...
1995 Mercury Mystique 2.0L Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on, Over Heats VIN: 1MELM6536S
The car is fixed. I got lucky and did not have to replace the wiring harnes. The fix was a used ECM. The car would run fine for about 20 minuites. The the scan tool readings (MAF,TPS,ECM Voltage,coolant temp) would all become erratic and the fan would come o... Trouble codes: 211 (214 -), 214.
1999 Mercury Cougar 2.5L starter VIN: 1ZWFT61L3X
thanks to all who replied, all responses said bad flywheel and very common on this engine. all duly noted that changing flywhel on this engine is no fun experience. I turned the engine and looked at flywheel I did not see any thing, or maybe missed it not the ...
2002 Mercury Sable LS Premium 3.0L MIL Lamp on VIN: 1MEHM55S92
Thanks for the replies. It turns out that the MAF sensor was the fix, although the customer still thinks it was the oil change that really broke his car!!! LTFT back to normal...no more MIL Trouble codes: P0172, P0175.
1995 Mitsubishi 3000GT SL 3.0L Misfire, MIL Lamp on VIN: JA3AM54J6S
We spent hours testing wiring and signals to componets and decided to throw more parts at it. After trying a coil and ecm repair we swaped wires at the power transistor and the poor signal out of the transistor stayed with the terminal that feeds cyl 3+6. A ne... Trouble codes: 53 (ign signal 36).
1988 Oldsmobile Cutlass Ciera SL 3.8L engine VIN: 2G3AM1138J
thanks for everybodys help, I'm pretty sure there must be a balance weight missing off the flex plate or maybe the wrong flex plate was installed. There is no indication inside the bellhousing that a weight has ever been ratteling around in there and you would...
1997 Oldsmobile Silhouette GL 3.4L Hesitation, Cuts out VIN: 1GHDX03E5V
Hello Fellow Techs, The customer decided he'd had enough of this vehicle and went and bought another. I appreciate the suggestions offered but unfortunately I couldn't try any of them. Thank You again. Kevin
1998 Oldsmobile Cutlass 3.1L No Start
replaced crank sensor fired right up the pinpoint test was not alot of help using the scope was the only way to test the sensor
2001 Volvo S80 2.9 2.9L MIL Lamp on VIN: YV1TS90D8Y
I'm closing this summary due to IATN's 30 day policy. The vehicle is still not fixed. After posting this original request we tried updating the ECM software. This was suggested to me by a local dealer tech. The customer called a few days later to inform us the... Trouble codes: ECM29.
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