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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 16, 2004
International Automotive Technicians' Network (iATN) - Members Only
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for European
Help Request Answers
1993 Mercedes-Benz 400E 4.2L Surge, Stall VIN: WDBEA34E2P
problem- when vehicle is at idle in gear the vehicle will surge rpm's up and down worsening until the engine stalls however there are no codes and i searched this vehicle inside out and could not find any vacuum leaks-
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1989 Porsche 911 Carrera 4 3.6L starter VIN: WPOAB0967K
sometimes when attempting to start,turning the ignition switch,results in nothing. no dash warning lights, no starter connection. at this same time nothing electrical in the car works, ie no dome light no key buzzer no radio. if the customer reachs down and ji...
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1999 Volkswagen Jetta TDI 1.9L Cuts out VIN: 3VWSF29M3X
customer commutes in vehicle 60 miles each way, 5 days a week. after driving 30-40 miles, customer states that the engine will die suddenly with no warning and then refuse to start. after sitting for 30-60 minutes, engine will restart and run fine. problem is ...
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2001 Volkswagen Golf GLS 1.8L MIL Lamp on VIN: 9BWGD61J71
This car came in two weeks ago with to sets of codes 1St code 17608 (boost pressure valve malfuncation) We tested the circuit and found the decel shut off valve diaphragm was not holding.We replaced the valve 2nd codes was misfire 301,302 ,303,304 we found no ... Trouble codes: 17705 (pressure drop between turbo and throttle valvecheckD.V)
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1997 Volvo 850 GLT 2.4L Excessive Emissions, MIL Lamp on VIN: YV1LS5649V
This problem has come up before on iatn, but a search of the files shows that they are closed w/o fix! We have replaced 3 O2 sensors with no other apparent problems. All the usual vacuum leaks have been fixed, no fuel pressure problems, AFMM ok, no other codes... Trouble codes: 232 (fuel trim), 231 (fuel trim), 212 (no signal front O2 sensor)
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Fixes & Summaries for European
Fix/Summary Answers
2000 Audi TT 1.8L Steering wheel VIN: TRUUC28N5Y
well thank you to those who replied. The customer is the bosses child and he has a heavy foot. he took the car back and drove it for about a week and the very light click turned into a very prominent one. It was the outer cv joint on the right axle. it ended u...
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2001 Audi TT Quattro 1.8L MIL Lamp on VIN: TRUUT28N51
Hi there, The replies I got suggested everything from the gas cap being loose (checked that first) to a slight leak from the seals for the fuel pump and fuel gauge sending unit in the tank. Someone also said there is a hose near the turbo that leaks, and ano... Trouble codes: 16826 (EVAP System Small Leak).
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1986 Mercedes-Benz 190E 2.3 2.3L No Start, Stall VIN: WDBDA2409G
Sorry everyone we sent this one to the dealer, the people were traveling and we did disconnect the fp relay and the fuel controll unit on the side of the injection system and it would backfire, we also checked the iac hose on the intake as many of you said the...
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1994 Mercedes-Benz S420 4.2L heater core VIN: WDBGA43E9R
Thanks for the replies, The customer declined the work. The problem was the monovalves they were not opening up and allowing coolant to flow to heater core. the hoses to the heat core were cold and the ones from the engine were hot.
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1999 Mercedes-Benz E320 3.2L wipers, power windows, power mirrors,power seats, VIN: WBJF65H8XA
thanks guys. i guess i have to send this one out. good job iatn. iatn is a wonderful resource. can anyone tell me if the new star scan from diamler chrysler will work on mercedes only systems? i am sure it will in the future. thanks again. Frank
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1997 Saab 900 SE Turbo 2.0L No Start VIN: YS3DF58N0V
Vehicle is back on the road. It needed a coolant temp sensor. I found it by leaving car outside overnight and hookin up scanner to car and the temp read 7 degrees Celsius. But here in New York it was actually more like 7 degrees Farenheit. After getting a new ...
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1997 Saab 900 SE Turbo 2.0L Relays VIN: YS3DF78NXV
You'll like this one. John [...] sent the good suggestion to disconnect the Trionic ECM and see if I could then communicate with the transmission control module. I did so, and yes, I could now get codes from the TCM, but more importantly, with the Trionic ...
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2000 Volkswagen Passat GLS 2.8L interlock VIN: WVWBD23B5Y
sorry i acn not post a fix .i didnt get many replys but i did manage to check a few more things out . i was informed that with out a vw computer i can not go any furter with my diagonosis.so the customer has to bit the bullet and pay for a big tow bill. thanks
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1995 Volvo 960 2.9L Excessive Emissions, Poor Idle Quality, Surge, Stall VIN: YV1KW9619S
ok, well its fixed, and I still have my sanity. I got five replies. 3 of which pointed to the intake manifold gasket failures. especially at the #1 and #2 ports. I checked for vac leaks, and didn't find any, though I see why these are so proned to fail, the bo...
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1997 Volvo V90 2.9L pistons VIN: YV1KW9603V
many individuals that replied suggested that I simply replace the motor with a salvage unit. Several replies pointed out that one must very careful when replacing main and rod bearings on these engines due to four different incremental standard sizes used for ...
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2000 Volvo V70 X/C AWD 2.4L Poor Idle Quality, Stall, MIL Lamp on VIN: YV1LZ56D6Y
Hi again Volvo techs. Sorry for the delay of closing this one. I have been waiting for a response from the owner how it turned out after they took it to the dealer. I will amend this post when I know more. So far I'm about 99% sure that a new throttle body w... Trouble codes: ECM91, ECM91, ECM90, ECM90, ECM90.
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