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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for March 26, 2007
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Open Help Requests for European
Help Request Answers
1990 Audi 90 2.3L Poor Idle Quality, Surge, Stall
Ive been working in circles on this one. to start out with the car was a comeback from another techs repairs. he performed a motorvac service to try and cure the cold start stalling problem and surging under acceleration. obviously that didnt work. I found a b...
1984 BMW 733i 3.2L Electronic VIN: WBAFF8401E
Hi Bemmer techs, working on the Heater controls due to no heat, first check vacum and found leak at htr. valve solenoid, replaced and only a little heat. Check vacum at valve and there is like 5in vacum all the time no change when changing temp settings. Test ...
2000 BMW 540i 4.4L oil leak VIN: WBADN6349Y
bad oil leak into cylinder #8 some oil cyl #7, also found some oil in intak boot,found plastic cover for coolant vally mended under intak,possible engine was over heated thanks for all the graet technicians out ther who take ther time to help me with this car...
2001 BMW X5 4.4i 4.4L No Start VIN: WBAFB33551
Vehicle was towed in to the body shop for repairs after minor accident, would start, then after sitting a few weeks, battery went dead install new battery and now will not start, cranks ok.
2002 BMW 330xi 3.0L inst. panel VIN: WDABN53432
good mroning: this customer called me with a no start problem. on the phone i told him to discomest the battery and turn the switch on and hold down the brake to run down the capacitors in the computer system... a week later he shows up at my shop and gives m...
1985 Fiat Spider 2000 1756CC no acceleration VIN: ZFRAS00B0F
FIAT techs please help. Got a 85 1/2 spyder 2000. Vehicle starts and idles and will rev a little, but not too much. It runs like its a tooth off on timing. I have checked, Fuel pressure, spark, timing, new ignition parts, new fuel pump, all new injectors. swap...
1999 Jaguar Vanden Plas 4.0L Hesitation VIN: SAJKD6043X
We have a '99 Jag that has a hesitation or bogs down when first accelerating, when cold; not as noticeable when hot, but still there. Car came in with low fuel pressure. Replaced fuel pump, filter, and pressure regulator. Brought fuel pressure up to specs. Pig...
2004 Jaguar X-Type 3.0L Radio VIN: SAJEA51C44
The Radio/CD player comes on but I am getting no sound, does not have any subwoofer or amplifier in the back trunk. It picks up all local FM stations but no sound.
1992 Mercedes-Benz 300SE 3.2L A/C Compressor VIN: EXNA070398
This vehicle has been a nightmare. It started way back on 6/9/06. Vehicle came in with an A/C working intermittently, the A/C compressor clutch shuts off. We replaced RPM speed sensor, then the second time around replaced OEM denso compressor with RPM speed se...
2003 Mini Cooper 1.6L AM radio reception VIN: WMWRC33473
Today we have 2003 MINI cooper base model with the factory AM/FM/CD stereo. The customers complaint is very poor AM reception. I have verified this condition, and have also talked to other MINI owners who do not experience this problem. It is still under warra...
1987 Porsche 924 S 2.5L Poor Idle Quality VIN: WP0AA0928H
This is a car I just acquired. Car has been sitting a while. Engine idles rough at 400-700 RPM and either stalls or surges to 2000-3000 RPM. At any load above 2000 RPM, engine runs fine and shows good power and smooth acceleration.The engine also sometimes b...
2001 Saab 9-3 2.0L No Start, Stall VIN: YS3DD55H61
Hello to all you Saab Tech's out there. This vehicle was in for the same problem two months ago. The owner could not get it started (cranked but no start)-had it towed to our shop-started on first attempt but stalled at idle. We found the throttle body motor h... Trouble codes: P1253 (throttle motor malfunction)
1999 Volkswagen Passat GLS 2.8L abs /brake light VIN: WVWMD63B8X
This car will start flashing the abs and oil light and the brake light will remain on. Also the tach will stop working. When all this is going on you lose communication with the PCM and ABS modules. There is a TSB on the connections at the cluster. Has anyone ...
2000 Volkswagen Jetta GL 2.0L thermostat? VIN: 3VWSA29MOY
this car came in overheating. upper radiator hose,trans and oil cooler hoses all very hot.lower radiator hose not at all as well as one of the heater hoses. put in new thermostat and all remains the same. checked to make sure water pump was spinning also.it wa...
2002 Volkswagen Passat GLS 1.8L MIL Lamp on VIN: WVWVD63B52
MIL is on, PRNDL lights up, Air Bag light is on, ABS light is on, but car runs and drives just fine. Problem happened to customer twice in 3 months. All affected nodes are on the same data bus wires, Orange/brown and Orange/black twisted pair from data bus int... Trouble codes: 1624 (MIL request), 1626 (Data bus missing message from trans), 1636 (Implausible message air bag to PCM), 1649 (Data bus message missing from ABS), 1650 (Data bus message missing from Inst Panel)
2000 Volvo C70 2.4L Surge VIN: YV1NK53D3Y
This car was brought to the local dealer with a surge and they put brakes on it and shipped it. I drove the car with my fuel gauge on and it holds steady at around 60 psi. It doesnt set a code. I thought it might be a miss but with my generic Genisys on it it ...
2001 Volvo S60 2.4L drivers window VIN: YV1RS61R11
good morning; this car cam in with the drivers window not working sometimes. when we hit the up and down switch, and the window did not run, you could hear a thud sound in the door sounding like the motor was locked up. we replaced the motor and the regulator...

Fixes & Summaries for European
Fix/Summary Answers
1994 BMW 318is 1.8L abs VIN: WBABE5323R
Rear sensor had become loose in housing. Clued, and no repeated problems at this time. Thanks for all the great responses. Jack
1999 BMW 323i 2.5L No comunication VIN: WBAAM3334X
Car was fixed by disconnecting the battery. There is also cover for OBD plug with a jumper in it. On this car it has to be in place for OEM plug to work. Thanks for quick responses.
2001 BMW 750iL 5.4L MIL Lamp on VIN: WBAGJ03471
Looks like the crankcase ventilation valves did the trick. I replaced both of them and everything is smooth now. It is a good idea to replace the boots on the bottom of the valves as well. Many thanks to all that helped.
2001 BMW M3 3.2L xenon headlights VIN: WBSBL93461
Well, I have learned more about BMW xenon headlights than I ever thought I would need to know in the past few weeks. It turns out that, even though they were different, most of the replies you guys sent were right in one form or another. Yes the car had been w...
1973 Mercedes-Benz 450SL 4.5L instrument panel lights VIN: 10Z0041210
The consensus was very consistent. Most replies said that the instrument panel dimmer was bad. My apologies for asking for a wiring diagram. Because of copyright issues this is a no-no. We did in fact have a bad dimmer. I ordered a new one from Mercedes but th...
1992 Mercedes-Benz 500SEL 5.0L abs VIN: WDBGA51E8N
As it turns out our carsoft software produces codes that are not of any validity when you attempt to scan a module that is not supported. The abs module on these cannot be scanned and must be diagnosed by means of flash codes. We used an led test light on pin ...
1999 Mercedes-Benz E320 3.2L Power steering VIN: WDBJF65H8X
Thank You, Brett [...]. It was just a powersteering pump. I have been burnt by just replacing pumps in the past so I thank you for the explanation of this system. Powersteering works great.
2000 Mercedes-Benz ML320 3.2L Stall VIN: 4JGAB54E3Y
Many thanks to all who replied.Although we could not duplicate the customers complaint of stalling,we took the advice of almost every reply and replaced the crank sensor with customers OK. The Benz has been running for three days without a problem.Thanks again...
2001 Volkswagen Beetle GLS 1.9L No Start, hard start VIN: 3VWCP21C11
Great responce, some of the sugestions we had tried from looking in the archives-disconnect temp sensors, check flaps etc. We added our own fuel supply(gas tank on stand and fuel hose to filter) still no start, we could see cranking speed with snap on scanner ...
1990 Volvo 740 GLE 2.3L Cuts out, Stall VIN: YV1FA8949L
Thanks for all the replies. ended up being fuel ecm went bar and would lose ground for fuel pump. happened once to us but at the right time for us to catch it. thanks again for all the help.
1997 Volvo 850 2.4L MIL Lamp on VIN: YV1LW5548V
Turned out the vacuum solenoid valve that supplies vacuum to the check valve,was not switching vacuum. It ohmed o.k. and was recieving current but was stuck internally.After replacing it,the next day I watched the entire system come alive with the pump turning...
2001 Volvo V70 2.4T 2.4L power window VIN: YV1SW58D11
Thank you all for your help,as most of the replies said ,I ended up sending car to the volvo dealer to have the window limits reset and all is now well.I find it sad that you have to invest in expensive dedicated scan tools to do a simple job like replacing a ...
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