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Prev Professional Automotive Repair Technical Discussions for December 19, 2009
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for European
Help Request Answers
2006 BMW 760Li 6.0L Excessive Emissions, Poor Fuel Economy
Car has black smoke and intermittent engine hesitation.Have cleanned the induction system and fuel injectors.Have replaced the spark plugs and ignition coils. Have codes of 4 and 10 cylinder misfire. air mass meter 14.3--15.1kg/h at idle ,43kg/h at 2500. inje...
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2004 Mercedes-Benz C230 Kompressor 1.8L Excessive Emissions, MIL Lamp on VIN: WDBRF40J14
Help please Mercedes Techs! This C230 will intermittently blow black smoke at partial load and has set the above self adaption faults. The customer has replaced the mass air flow meter and it tests good, o2 sensors are functioning properly and we have double c... Trouble codes: P2029 (self adaptation of mix. formation rich ar stop), P201C (self adaptation rich at part load)
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2003 Volkswagen Passat GLS 1.8L heater VIN: WVWVD63B03
There is no coolant being pumped up to the heater core. The heater core is not blocked but flushed out anyhow. When we took out the thermostat and reassembled & filled with water only, we got a lot of pressure pumped up to the heater core. While the thermostat...
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2004 Volvo XC90 T6 2.9L Mechanical VIN: FIN23AUNPN
merry christmas all tech i nedd yor help on this vehicle replace timing belt but i broke thermonstat housing so waitng for the part i jump start the car to pull in the shop when i crank noise at the starter may be vale piston hit the valve when it get to start...
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Fixes & Summaries for European
Fix/Summary Answers
2001 Audi A6 Quattro 2.7L convertor VIN: WAUED54B01
I want to say thanks to all of you that replied to my help request. I decided to put in a new torque converter from the dealer, and at the same time I checked the axle shafts, drive shaft and also taking a glance at the tires, everything looked ok. got the veh...
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2006 Audi A6 Quattro 3.2L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire VIN: WAUEG74FX6
It is finally fixed. It went to two other local shops and then to the dealer and the dealer had it for a week and called the Audi engineers and finally found that it was the fuel pump on the engine, not the one in the tank, I checked the pressure of the one in...
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2006 Audi A4 2.0L Poor Idle Quality, Stall, Misfire VIN: WAUAF78E86
Thanks for all the help! I did find a wiring dia. and traced wires for injectors. All 4 injectors where 1.3 Ohms. When I scope check 2&3 they where dead. Check wiring to ECM and wiring was good. I do not have scanner to code a new ECM so had to send to dealer.... Trouble codes: 00515 (cylinder 3 injector circuit electrical malfunction), 00514 (Cylinder 2 injector circuit electrical malfunction), 00771 (3 cylinder misfire), 00770 (2 cylinder misfire).
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1987 Mercedes-Benz 300D 3.0L hvac VIN: WDBEB33DXH
Thanks for the replies, I did go looking for the blower fuse and found that it had been replaced with a breaker. It resets itself, (even Better) But the problem I was having was #5 and #7 fuses. They feed the control head to the HVAC. Also sometime the tach an...
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2002 Mercedes-Benz C230 Kompressor 2.3L Mechanical VIN: WDB3876901
THANK YOU FOR ALL THE REPLY WE REMOVE IT OUT OF THE ENGINE REPLACE OIL YUP IT'S COST $52.00 BUT THE CAR RUN MUST BETTER AND THE OIL IS LOW AND DARK LIKE BLACK COFFE MY REC IS REPLACE OIL WHEN IT MAKE NOISE BEFORE IT GETTING COSTLY .
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1999 Volvo V70 X/C AWD 2.4L Poor Idle Quality, Hesitation, MIL Lamp on VIN: YV1LZ56D8X
I'm happy to say that we got the car running fine now. The problem was a faulty used throttle body. So we installed another used throttle body and it runs like a dream and no CEL. Also programming is not needed as long as you match up the part numbers on the T... Trouble codes: 91A7 (Throttle unit Faulty signal), 4308 (Leak Diagnostic Evap).
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