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Prev Professional Automotive Repair Technical Discussions for May 24, 2005
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Help Request Answers
1987 Alfa Romeo Milano Platinum 2.5L No Start VIN: ZARDA1365H
Hello Alfa techs, We have this Milano that won't turn the fuel pump relay on. We have literally no printed info for this vehicle so am hoping someone can give us some hints on what to test at the fuel pump relay for power and signals. At all the red wires, 88z...
2000 Audi S4 2.7L No Start VIN: WAURD68DX1
This vehicle was brought in with CEL flashing, loss of power and rough idle. Codes revealed misfire on #5, and inspection of that coil pack revealed cracks and melted insulation seeping out. Replacement of #5 coil pack returned idle and power to normal, and no... Trouble codes: 0300 (random multiple misfire), 0305 (misfire cyl 5)
2003 BMW 325xi 2.5L air bag VIN: WPAEU33463
The customer had to take to the dealer to get the code cleared after the right front seat belt tensioner was replaced. Now a code, (70) for the seat occupancy sensor is set. Does anyone have a schematic or diagnosis flow for checking this code? Alldata has not...
1993 Mercedes-Benz 300E 3.2L body valve VIN: 1240321B97
Dear I need you help, some body can send me body valve transmission diagrame, for transmission 722.5 Best regards Juan Francisco
1992 Saab 900 S 2.1L unknown VIN: YS3AK36EXN
This classic Saab 900 is making a very strange and disturbing noise from the automatic transmission. When driven gently the noise does not appear. When accelerating hard it will make a loud snap or crack noise. The noise is sharp and loud and distinct. It can ...
1996 Saab 900 SE Turbo 2.0L MIL Lamp on VIN: YS3DF58N9T
Greetings, this car came from another shop with recurring P0171 (LTFT, lean), P1171 (STFT lean), P0130 (forward O2 sensor) P0300 (random misfire). Car was loosing fuel pressure on turns below 1/4 tank. An impact had broken the fuel pump housing. We replaced th... Trouble codes: P1171 (short term fuel trim max limmit lean condition.)
2000 Volkswagen Passat GLS 2.8L Engine VIN: WVWMD23B2Y
Car came in overheating, diag. faulty water pump, upsold 2 new axles and 2 new tierod ends also. This was the first time I have done t-belt/water pump on one of these, the job went easily, new belt, pump, idler & tensioner pulleys, refilled & bled cooling syst...
2001 Volkswagen Passat GLS 1.8L Misfire, MIL Lamp on VIN: WVWAC63B61
Thanks in advance for assistance: Two different cars, same problem. Both 2001 Passats with 1.8 AUG motors. Sets P1103 fault--02 Sensor B1S1 heater circuit; output too low. Both cars have new front 02 sensors on. Both cars have intermittent misfire as well. Hav...
2002 Volkswagen Golf GLS 1.9L D. heated seat control module VIN: 9BWGP61J22
Hello euro techs, I'm trying to find the location of the drivers side heated seat control module. This module is shorted to ground or wiring to passenger module is shorted. Alldata & mitchell can not provide this info. Thanks for your help, Jon

Fixes & Summaries for European
Fix/Summary Answers
1975 BMW 2002 2.0L headlamps
Thanks for the diagrams! Three sets of schematics later,(this car seemed to deviate from all), everything is back up & working.
1990 Mercedes-Benz 500SL 5.0L door locks VIN: WDBFA66E3L
ordered and recoded new key to car and locks are working. thanks for the help
1995 Mercedes-Benz S320 SWB 3.2L Stall VIN: WDBGA33E4S
Well had to bite the bullet and purchased part from dealer. Nobody else had unit in stock, not even used. Put new unit in clear fault codes car is going and running great again
1997 Porsche Boxster 2.5L valvetrain VIN: WPOCA2989V
Paul in Mass. said it is would probably be major. My customer is not willing to do any deep repairs to this car. I believe it is sticking a valve at times. I own an old cessna that has been plagued with sticky valves but I can keep them from sticking by useing...
1997 Saab 900 S 2.3L heater fan VIN: YS3DD55B2T
thank you so much for answering my help request.somebody had made a very neat looking bridge between two wires at the heater control, which i overlooked several times.two months ago i did put a new heater resistor in this car because the fan only worked at ful...
1999 Volkswagen Passat GLS 1.8L Electric Windows VIN: WVWMA63B6X
Well, I have not fixed this vehicle for several reasons. With help from several members, I was able to verify that the problem was more than likely due to a faulty comfort control module. Since I was not able to proove my suspicions I contacted the owner that ...
1999 Volkswagen Jetta Wolfsburg Edition 2.0L radio VIN: 3VWPA81H2X
thanks for the responses! a VW employee called me and we're getting it worked out. i got the model # instead of the serial #, duh. don't want to get him in trouble at the dealership, so we'll call him Dave the Hero. thanks man. look at the replies, good stuf...
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