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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 2, 2007
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Open Help Requests for European
Help Request Answers
2004 Land Rover Freelander HSE 2.5L trunk lid window VIN: SALNE22214
After dealer replacing a broken trunk lid window started problems with electrical operation. Few times it will work normally (just one cycle). Using the switch it will go down and up. The upper movement will be normal, demanding to keep the switch pressed ti...
1997 Mercedes-Benz S420 4.2L Delayed engagment VIN: WDBGA43GXV
We replaced the transmission in this vehicle with a known good low mlie unit. the transmission works well however it is very slow to engage- forward or backwards. there are no codes and the filter is new. no debis was found on inspection. not sure where to go ...
1996 Volkswagen Cabrio 2.0L emissions monitors VIN: WVWBB81E0T
I am trying to get this one inspected and I am guessing that the reason that the monitors are not setting is because this code is stored in the computer. I have no idea what the call-up circuit is. If anyone can give me some help on this one it would be much a... Trouble codes: 1613 (call-up circuit open/shorted to b)
1999 Volkswagen Jetta TDI 1.9L hard start cold VIN: 3VWSF29MOX
This vehicle has a problem with starting after it sits for a few hours. Always starts after about four attempts, and has some but not excessive blue smoke upon start-up. It seems as if the fuel drains back after sitting, and if I prime the filter by vacuum pum...
2001 Volkswagen Jetta GLX 2.8L Battery light VIN: 3VWTG69M61
Customer complaint: Charge light comes on and batt dead in the AM. Test IOD = 46MA. Test drive did not duplicate battery light. Monitor battery voltage at idle with all consumers on. All normal for about 20 minutes then the voltage dropped off. Raising the RPM...
2002 Volkswagen Beetle GLX 1.8L Timing Belt VIN: 3VWDD21C52
Our Advanced Auto class replaced the water pump on this new beetle after the impeller failed, (Thank you IATN for helping us make a quick diagnosis!), so we decided to replace the timing belt also. We followed the Alldata procedure for backing off on the tensi...
2004 Volkswagen Passat GLS 1.8L serp belt VIN: WVWPE63B04
Hello vw techs. This passat has a BHW Diesel engine. Customer complaint serpentine belt chatter. Between the Alt. and power steering pulleys the belt tends to flop around causing noise and chatter when parking at low engine speeds. The noise lessens when the e...
1998 Volvo S90 2.9L MIL Lamp on VIN: YV1K8960SW
Greetings, need some help on this Volvo. I am trying to figure out the basic operation of this evap shut off valve. Performed a leak check and it appears that this valve is not being closed by the computer. If I manually ground the valve, it closes and the sys... Trouble codes: P0455
2000 Volvo C70 2.4L MIL Lamp on VIN: YVINC56DOX
replaced battery and now code sets every time it is cleared and ran. unbsure what this code is for. Trouble codes: P1618, P0605
2001 Volvo S40 1.9L Poor Idle Quality, MIL Lamp on VIN: YV1VS29501
we just replaced the engine in this car because it had a crack in the cylinder wall causing loss of coolant. we found a low milage used motor. after installation we had a wandering idle and stalling. after checking in the books we replaced the engine speed sen... Trouble codes: 78 (po335- faulty engine speed sensor), P0335, P0336

Fixes & Summaries for European
Fix/Summary Answers
1998 Audi A4 1.8L Interior heat VIN: WAUCB28D9W
I received many responses alluding to plugged heater core. Did a garden hose flush/backflush and got some heat. Then tried Mac's 1400 alkaline powder (1/2 bottle) with hot water and some more improvement but not what is should be. Next I might try Whitlam's Gr...
1988 BMW 635CSi 3.5L No Start VIN: WBAEC8417J
I was helped by the suggestion that the correct wiring diagram could be found referencing a 90 735i.. That gave me the correct diagram, yea.. Another suggestion was the front crank reference sensor needs to give at least a 10v AC signal.. I was getting a good ...
1999 BMW 528i 2.8L Misfire VIN: WBADM6332X
i do not know why it is fixed, but it is. the air boot has two hoses going to the intake manifold. the small hose had a split in it. this caused a misfire code to be set for cylinder #5. it never set a code for fuel trim. i believe the code was set as the comp... Trouble codes: P0305.
1999 BMW 540i 4.4L MIL Lamp on VIN: 34XGM60871
Thanks for all the help, air flow meter was bad. Costumer already got the car. Trouble codes: 28 (29 -), 29.
1999 Saab 9-3 2.3L Poor Idle Quality, Surge, Stall VIN: YS3DD58N34
good morning: i have not fixed this car. it is idling ok now, with the valve unhooked, and the gas cap loose, and the customer hasent returned for me to try and do the tings suggested. the thing that made the most sense was the valve should be pulsing, and...
1998 Volkswagen Jetta Wolfsburg Edition 2.0L trans O1M VIN: 3VWPA81H6W
Jose and Eric were right, turned out to be the TCM. I had considered battery acid damage before posting. It was easy enough to do a complete pin out test on the trans. Thanks for the help!!!
2002 Volkswagen Jetta GLS 1.8L after run coolant pump VIN: 3VWSE69M82
Thanks to every one who responded,Im not sure on the temp. but it shuts off within fifteen minutes every time.I just couldnt find any info to verify that this was normal.Thanks again.
1990 Volvo 740 2.3L No Start, Poor Idle Quality, Stall VIN: YV1FA8843L
Thanks to everyone who posted help, I appreciate it. The root cause of failure turned out to be the alternator, I got a faulty one from a local auto parts store. When I installed the new one, the volts went up to 14.5 instead of 13.3. The engine now idles fine...
1994 Volvo 940 T 2.3L starting VIN: YV1JW8613R
Well first of all thank you for all the replies. I should have mentioned that I did check the MAF, I mentioned that the car had a new cap, rotor, wires, and plug when I got it. Well I pulled the plugs today and checked compression that was fine on all cylinder...
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