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Prev Professional Automotive Repair Technical Discussions for October 11, 2012
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Help Request Answers
1989 Bentley Turbo R 6.7L Unknown VIN: SCBZR03B2K
Car came in with hard to start after warm up , No info from either Alldata Or Mitchell, When the car is cold starts fine & no misfire , let the car warms up, let say running for 10 minutes shut the engine off & let it sit for 5 to 10 minutes try to start it it...
1997 BMW 328i 2.8L hvac tcs srs chime abs VIN: WBACD4321V
Car towed in, no crank. AAA put a battery in it. Found fuse 31 blown, and immobilizer would not allow signal voltage to reach starter. replaced fuse, blew immediately. Found short to ground on red/yellow wire coming off of fuse 31. Ran a new wire from fuse 3...
1998 BMW 740i 4.4L pass seat sensor VIN: WBAGF8321W
Air bag light comes on! Clear codes stays of for a day or two. Good scanner ,but no diagnosis. If I hook a DMM to the mat nothing changes wether I sit in the seat or not. Is there a way for me to test this system? Thanks for your knowing folks
2007 BMW X3 3.0si 3.0L Light Bulb warning light VIN: WBXPC93467
Car came in with light out warning lamp on.Pulled codes and retrieved Code 34 - Left rear brake light out and code 3E - Rear fog light ( US: Adaptive brakelight , left faulty). We installed new left rear brake light bulb and cleared fault memory. Warning lamp ...
2006 Land Rover Range Rover HSE 4.4L center console VIN: SALME154X6
After the car sits for a while and you open a door, a loud clicking noise is heard coming from the center console area behind the clock/ventilation controls. The rate is about 2 clicks per second and lasts for about 10 seconds. Once it stops it will not happen...
1991 Mercedes-Benz 300SL (Car) 3.0L Hesitation, Stall, MIL Lamp on VIN: WDBFA61EXM
When accelerating, especially when cold, vehicle studders and hesistates. Fuel system seems very lean, Check fuel filter, was fine, fuel pressure was fine. coolant temp sensor checked out. suspect possible differential pressure regulator? checked wiring found ... Trouble codes: 17 (oxygen sensor short to ground)
1992 Mercedes-Benz 300SD 3.4L Fuel Injection VIN: WDBGB34E9N
92 300SD had oil leak at injection pump and engine block o-ring, set timing at 14deg ATDC install pump timing lock, and remove pump, replace o-ring and side,bottom and rear cover gaskets,reinstall pump checking timing marks.Now engine very hard to start when s...
1994 Mercedes-Benz E320 3.2L Soft Top VIN: WDBEA66E5R
I have a convert top that will not open. The lock cylinder for the rear is leaking so bad it will not work the unlock cylinder. Is there a way to manually release the soft top rear lock so I can replace cylinder? Thanks for help! mickey
2002 Mercedes-Benz S55 AMG 5.5L ABC Ride height control VIN: WDBNG73J32
Customer came in with this vehicle stating that the ABC Hydraulic Ride Control System has failed. The vehicle at that time was fully dropped on the right side, and tire was rubbing on right rear. Connected scan tool and checked codes. C1526 002 C1526 008 Also ...
2002 Mercedes-Benz C320 3.2L all cabin electrics VIN: WDC2030642
vehicle was dropped off with this remark,nothing works in car,so i check turn ign on,evering thing functions,windows,blinkers,wipers instruments,etc.start engine everything stops,car runs ok, check fault codes in front sam, input signal circuit 15 not ok,input...
2006 Mercedes-Benz SLK280 3.0L Burnt VIN: WDBWK54F16
Hi Everyone, and Thanks in advance for any assistance. We had a 2006 Mercedes SLK280 towed in. No Start. Tracked it to computer located on top of engine burnt. Trying to find out if possible for the local Mercedes dealer or anyone else to re-program a used com...
1993 Saab 9000 CDE Turbo 2.3L No Start, Poor Idle Quality, Stall VIN: YS3CL48M5P
OK SAAB techs: We are a Saab- heavy shop but this one takes the cake! After our initial repair, vehicle began to stall/ no start. Checked PIDS and saw no response on the Throttle when doing koeo sweep test both using pedal and manually moving throttle blade. V... Trouble codes: 675B0, E7590 (Safety system faulty operation)
2002 Volkswagen Beetle GLS 1.9L No Start VIN: 3VWCP21C52
No start and no fuel to the injector pump... ? is there a lift pump in the tank on the VW 1.9 Diesel... Thanks in advance.
2000 Volvo S40 1.9L MIL Lamp on VIN: YV1VS2551Y
this one is eating up my days...has good signal from rpm sensor to the pcm via lab scope still sets rpm signal any help would be great Trouble codes: 78 (engine speed sensor)

Fixes & Summaries for European
Fix/Summary Answers
2002 Mercedes-Benz C240 2.6L compressor VIN: WDBRF61J72
We finally found the problem. Suction hose between low side fitting and compressor colapsed internally. Causing restriction on compressor inlet. Barrier hose has a internal liner and runs close to exhaust causing seperation. Finally cut hose open to find probl...
2007 Mini Cooper S 1.6L MIL Lamp on VIN: WMWMF73557
Will from Minnesota hit the nail on the head. The manufacturer's definition from the code is that a difference in actual manifold and the supposed calculated pressure exists, which would suggest an intake manifold or related leak. Although the car ran very wel... Trouble codes: P1497.
2000 Volkswagen Beetle GLS 1.8L Poor Idle Quality, Hesitation VIN: 3VWCD21C0Y
Customer decided to take the vehicle to the dealer and see if there were any computer updates. One thing was, we removed the computer to check all the connections, reinstalled and it lasted about a 1 1/2 weeks. Strange.. Trouble codes: 17953 (Throttle Valve Controller), 17950 (Angle Sensor 1 for Throttle Actuator G187).
2005 Volkswagen Jetta GLS TDI 1.9L No Start, Cuts out VIN: WVWSR21J45
Well it was long and trying. As with many situations hind sight is always 20/20. The one code that reappeared always was the p0321 engine speed sensor. The scope pattern always seemed odd. We removed the sensor and inspected the tone ring. The tone ring had 5 ... Trouble codes: P0321, P0322, P0674, P2564.
2007 Volkswagen GTI 2.0L MIL Lamp on VIN: WVWFV71K27
This one turned out to be an odd fix, but certainly worth noting for anyone involved with these vehicles. At the bottom of our problem was a production change in the fusebox that we replaced. VW superseded the part number to the box that was originally insta...
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