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Prev Professional Automotive Repair Technical Discussions for August 8, 2006
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Help Request Answers
1984 BMW 633CSi 3.2L clutch pedal VIN: WBAEB7402E
Hello BMW Techs This car intermittently will loose pressure in the clutch pedal and stay down, but if you pulled it up and pump it, will be ok for awhile until next time it fails, today we replace the clutch slave cylinder , customer picked up the car and came...
1991 BMW 525i 2.5L power windows VIN: WBAHD6312M
Hello Everyone, This BMW has a weird intermittent electrical problem. At times(being a hot or cold engine or day outside) intermittently the car will lose its radio power supply as well as the OBC,Power windows,power seats,power locks, and power mirrors.I hav...
1997 BMW 528i 2.8L engine VIN: WBADD6329V
Hello, I have a 97 528I w/2.8dohc that overheats intermitantly while the cust is driving it.No specific distance.We have replaced the therm.,water pump,block tested it,which was ok.There are no leaks.again this is intermitant.Any suggestions?
2006 BMW 550i 4.8L Oil Reset VIN: WBANB53536
My boss has this BMW with the TV screen informational display in the middle of the dash. I can go through the various display menus and find the oil change interval and see that it is overdue. I can't figure out how to reset the oil service interval. This is a...
1980 Jaguar XJ6 L 4.2L Hesitation VIN: JAVLN4AC31
Vehicle will intermittently hesitate from a stop then revive and accelerate fine once cruising. Testing engine on scope revealed no problems. Cannot recreate in the shop. I am suspecting a T.P.S. or Mass Air Flow Sensor problem. However I have no diagnostic in...
1991 Jaguar XJ6 Sovereign 4.0L Brake Light VIN: SAJHY1747M
Hello, Thanks for your help. We have searched the archives. We have read every message on "The Brake Light" coming on in the instrument cluster that there is in the iatn message board. This Jaguar - has had it's pressure accumulator changed. And the brake p...
1986 Mercedes-Benz 560SEL 5.6L Steering VIN: WDBCA39D8G
Hello Mercedes Folks out there, We have this 86 560 SEL with a propensity to get violent front wheel shimmy at speeds over 55mph. We have replaced all except the lower control arm inner bushings and it still does it. The problem is when you start off it is ju...
1988 Mercedes-Benz 190E 2.3 2.3L No Start VIN: WDBA28D5JF
Hello MB Techs This car will not start due to missing overvoltage relay, but overvoltage relay is a 4 pin relay which is no longer supplied and the connector has only 4 holes and will not accept a 7 pole relay. My question is what do you do to use the 7 pin re...
1993 Mercedes-Benz 300SD 3.4L Hesitation VIN: WDBGB34E3P
This car came in for "no power as soon as the car warms up" according to the customer. We first test drove the car and discovered that within the first 5 min of driving the car lost most of it's power. We brought it back to the shop and put new fuel filters ...
1998 Mercedes-Benz S420 4.2L transmission VIN: WDBGA43G0W
hello fellow MB techs. i got this vehicle in my shop which has a loud clunking (rattle)type noise coming from the back of the transmission area. it can be heard (felt) through the tranny pan and also at the rear shaft (frt. of driveline). noise happens only in...
2001 Mercedes-Benz C320 3.2L Stepper motor VIN: 2030642R01
Ventilation...blend door stepper motor codes where present when first tested & all related to binding of the blend door.On removing blower box...blend door moved freely. Replaced gear set & stepper motor & re-installed. Clunking from blend door still evident e...
1984 Other European Silver Spur 6.5L No Start VIN: SCAZN42A4E
I have a "failure to proceed" issue with this Roller. The fuel pump relay has power from the fuel pump fuse and the car starts & runs with a jumper. The control side of the relay (85 + 86) has a jumper from the 30 (output) and the other terminal has neither po...
1985 Other European 308 GTS 3.0L cooling system VIN: ZFFUA13A5F
I have a 1985 308 QV ( a usa model ) with an overheating problem. The temperature gets up to 220 to 250 depending on the temperature outside. Both of the fans are comming on and is turning the right way ( pushing air into the radiator) the fans are comming on ...
2000 Porsche Boxster Roadster 3.2L abs VIN: WPOCB2988Y
We have no communication to the ABS control unit and speedo is inop, tried a used unit for no joy, any ideas, thanks
1994 Volkswagen Jetta GL 2.0L No Start VIN: 3VWRA81H2R
Hello Techs, This VW was towed into our shop with a no start complaint. There is very erratic spark/comes and goes.The fuel pressure also comes and goes along with the spark.I cannot find a whole lot of info on this system.we put in a used distributor, proble...
1996 Volkswagen Jetta GLS 2.0L Hesitation, Surge, Cuts out VIN: 3VWSA81H5T
Customer states vehicle has had this problem for several months and it's becoming worse. Under moderate to heavy acceleration vehicle breaks down. DTC's present are P0134, B1S1, and P0501. Customer also state speedometer sometimes drops out. Checked Identifix ...
1999 Volkswagen Passat GLS 1.8L battery light VIN: WVWMA63B3X
The battery light is on in the vehicle. The charing system checks out OK. Any ideas? Stars and runs well.
1998 Volvo S70 2.4L Hesitation, Cuts out VIN: YV1LS5538W
This vehicle come into shop with exhaust glowing red.Pieces of converter shooting out of tail pipe.Had converter and muffler assembly replaced.Reset fuel trims.Vehicle ran great for few miles and then started smoking heavy black smoke.Fuel trims after drive ar...

Fixes & Summaries for European
Fix/Summary Answers
1999 Audi A6 2.8L warning light VIN: WAUDA39B9X
sorry folks, It took me a while to get back to you all about this car, customer is not ready to make repairs yet. all 13 people that replied said the same thing , that the abc control unit is bad and fairly simple to replace.Made a call to customer and he said...
1992 BMW 525i 2.5L Central locking VIN: WBAHC12000
Hi all, We eliminated each door and the trunk including the feedback switch for each door. The fault still occurred. The interior light worked from each door switch. The other problem was that the CDL would not operate from the passenger's side key switch. The...
1997 Porsche Boxster 2.5L folding top VIN: WP0CA2982V
After getting the roof top open by loosening the 19mm bolts of the rooftop links where they come out of the transmissions. I was able to see how similar the system is to previous Porsche systems. The car ended up needing both drive cables and 2 links on the dr...
1996 Saab 900 SE Turbo 2.0L Hard start VIN: YS3DF58N4T
I have FINALLY repaired this hard start. Following recommedations of iATN members I have swapped out the Direct Ignition module with a known good unit (It helps that my wife drives a Saab) and installed a new crank position sensor to no effect. I discovered th...
1999 Volkswagen Beetle GL 1.9L Cuts out VIN: 3VWCF21COX
To all of the replys that i have received. I want to thank you all . I have replaced the #109 power supply relay and that fixed the problem. Thanks again guys
2000 Volkswagen Jetta GLS 2.8L clutch release VIN: 3VWSE29M4Y
Sorry for the late reply, but the car's still here, and isn't quite right yet. We're dealing with the techline at Sachs. Several suggested we should have never surfaced the flywheel, but the measurements are virtually exactly the same as a new unit (which we b...
2002 Volkswagen Passat GLS 1.8L controls on steering wheel VIN: WVWPD63B52
Did not receive many replies on this one. The car wound up at the dealership, where they found a blown fuse...Lovely. Just absolutely lovely. The folks at VW could not tell us which fuse, other than it was not the #5 fuse which had been previously replaced. Ap...
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