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Prev Professional Automotive Repair Technical Discussions for February 23, 2005
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Open Help Requests for European
Help Request Answers
1998 Audi A4 Avant 1.8L Interior dash lighting VIN: WAUBB28DXW
The glowing tach needle is a strange one. It is on all the time. All other interior lighting seems ok. Instrument cluster lighting ok, no center console lighting.
1990 BMW 750iL 5.0L will not rev past 2k
The problem with this car is it will not a rev past 2000rpm. I have replaced the ecm with a known good unit. I replaced the pedal potentiometer check grounds, and power supply, I can see both throttle motors moving and have cleaned and synced both units.I am g...
1990 Jaguar XJS 5.3L No Start VIN: SAJNW4848L
No injector pulse, cannot find vcm button to get codes. cranks but no start
1998 Land Rover Discovery LE 4.0L Caliper and/or ABS VIN: SALJY1244W
Vehicle (belonging to a friend) came in with empty front system due to leaking caliper. After caliper overhaul, replacement of front pads (with fluid release at caliper) and normal bleeding,(with normal amount of air purged) pedal is not firm and braking is no...
1988 Mercedes-Benz 300SEL 3.0L No Start, Stall, Misfire VIN: WDBCA25D2J
Customer brought in car saying it died while driving and would not restart. plugs were wet and old so they were replaced. car has timed sparks at plugs, fuel pressure is adequate, cis system works. if you try to start with 5 second cranking, engine will run ba...
1990 Mercedes-Benz 500SL 5.0L ride height VIN: WDBFA66E3M
This car came in siting on the ground, shock light on the dash iluminated, oil resivour full, all fuses OK, this vehicle does not appear to be equipped with "ADS". Is there any way to pull codes from the "X11" diag. conector or any where else. We are not able ...
1998 Mercedes-Benz ML320 3.2L Shifting VIN: WDB1631541
Hi everybody, i have this ML320 with Transmission in emergency running, checked for codes and found 055 & 151 gear target not reached, i checked in WIS which saying: 1- Oil filter not assembled 2- Wiring harness damaged 3- Shift pressure control solenoid valve...
1980 Porsche 928 4.5L No Start, Poor Idle Quality VIN: 92A0810552
Hello fellow members and 928 gurus, I need to know how the aux air and cold start injection works on this beast. the way it works electricly I understand, What is confusing me is that there is a metal tube that comes from the back of both heads to the aux air ...
1997 Saab 900 SE Turbo 2.0L cold,shifts VIN: YS3DF78N9V
new customer had complaint about the AUTOMATIC transmission acting up only when first started cold. revs up during shifting and then clunks into gear. she had the trans fluid replaced at a gas station with no apparent benefit. she was recommended to us, we spe...
1999 Saab 9-5 2.3L timing marks VIN: 453EF48E7X
hi, we are trying to get someone who can provide us with iformation of timing marks for balancer shafts chain and sprockets, timing chain marks are solved, thanks!!!
1997 Skoda FELICIA 1.3L Poor Idle Quality, Cuts out, Stall VIN: --
Car came to workshop for oil change. after service car start , then idling 1000 rpm warm up. then 800 rpm. after that rpm goes 600 - 500 then 1200 -1300 and shut down engine. clean throttle housing for several times but no change. no codes at all. any idea ?
1998 Volkswagen Beetle 2.0L clutch
customer brought me car for clutch slipping badly to replace assm. I drove car and did my normall slip test by driving slow in 5th gear and going WOT . no slip at all. Sitting still with E-brake tight in 5th and raising RPM,s and releasing pedal kills engine N...
1992 Volvo 740 2.3L timing belt
hello volvo techs i have a 92 volvo with a b230ft engine in it. engine broke timing belt on highway. i put on a timing belt (as per cust request) and have no compression. my questions are: is this an interference engine (mitchell says it is, but a local volvo...
2001 Volvo V70 T5 2.3L Heated Seats VIN: YV1SW53D11
Drivers front seat doesn't heat at all. The only info I have is a wiring diagram. I have checked both power and grounds at the heater module under the seat. It appears the switch sends a digital signal to the module. With the switch off there is a two pulse sq...

Fixes & Summaries for European
Fix/Summary Answers
1993 Jaguar XJ6 Sovereign 4.0L Starting VIN: SAJHW174XP
hi, sorry all for the long delay. there is a problem with my mail, and only now have i recieved the responses. Robert from Illinois was almost dead on. The problem was in fact at the central microprocessor, and as simple as a loose pin--ground relay lead. ap...
1995 Mercedes-Benz E420 4.2L left front window VIN: WDBEA34E6S
Nobody hit it directly ,but all I can say is have the bigest guy in the shop get a good hold on the arm rest and pull up as hard as he can. I was afraid of breakig it so i guess I didnt pull hard enough. But brute force is all that is needed. Thanx to every on...
1999 Porsche 911 Carrera 3.4L MIL Lamp on VIN: WPOCA2995X
Thank you for all your responses. Some of you suggested to look closely at maf sensor. The readings on my scan tool actual values were 19kg/h and fluctuating, also the adaptation long trim was -.35 both banks at max. limit. I was fortunate to get another 996 i... Trouble codes: 35 (oxygen sensing cyl. 4-6), 27 (oxygen sensing cyl. 1-3), 70 (torque converter solenoid).
2000 Porsche 911 Carrera 3.4L MIL Lamp on VIN: WPOCA2995X
We replaced the rear oxygen sensor we found it to be faulty. Thank you for pointing out that the vin didn't match a 2000 that was our screw up which meant that the tsb did not apply to the vehicle. Thank you for all your feedback.
2001 Volkswagen Golf GTI GLS 1.8L dash lights VIN: J914061525
I want to first Thank David [...] for taking the time to reply. Both of you gentlemen were right on target. David sent me a schematic that shows current flow from the 110amp fuse on top of the battery, to the headlight switch, to fuses 22 & 2...
1992 Volvo 960 2.9L Passenger seat VIN: YV1KS9508N
As it turns out, the seats were in fact working properly. This system has a built in timer which shuts off the seat heater in about 13 minutes. The only way to re-activate it is to recycle the switch manually. The design also shuts off the seat heaters when th...
1994 Volvo 850 2.4L Cuts out, Stall, Misfire, MIL Lamp on VIN: YV1LW5529R
thanks to everyone. I recieved alot of good help with this car and gained alot of volve know how. the problem was self inflicted, when i changed the intakake manifold I didn't pay attention and didn't notice that the egr tube was holding it from seting so what...
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