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Prev Professional Automotive Repair Technical Discussions for April 8, 2010
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Open Help Requests for European
Help Request Answers
2006 Audi A4 2.0L Misfire VIN: WAUAF78E86
This car has a a misfire on #4 cylinder but only after a 10 - 15 min hot soak. The dealer has installed a ECU due to no injector pulse on 2 injectors, the customer only drove car about 1 week and had misfire at times- so dealer removed intake manifold and clea... Trouble codes: P0300 (Random Misfire), P0304 (4 cylinder misfire)
1996 BMW 318i 1.9L Monitors VIN: WBABH7325T
This vehicle I have ran 100 miles plus and the oxygen monitor has not run. I am trying to get one more monitor to pass emissions and the usually the oxygen sensor runs pretty quick. I have monitored through the scan tool and appears to be switching ok. I have ...
2003 BMW Z4 2.5i 2.5L MIL Lamp on VIN: 4USBT33443
Hi group, Z4 BMW 2.5L 2003, Code P0411, Secondary Air injectin incorrect flow. Please I need to find the location of Relays and the relay for Air injection pump, All data shows behind glove box, but I see only fuse box and there is no relays there,where is the... Trouble codes: P0411
2008 Land Rover Range Rover Sport HSE 4.4L amber light in dash VIN: SALSK25438
Renewed pads, rotors front & rear and left front wear sensor. The test drive is good, brakes normal. Amber brake light is on in cluster and the driver info center reads check brake pads. I searched Alldata for any info and there aren't any codes. So I'm askin...
1994 Mercedes-Benz SL500 5.0L roof VIN: WDBFA67E1R
We have at our shop this benz. The roof will operate as designed after you disconnect and reconnect the roof module behind the passenger seat. The roof will open and close repeatly until you drive it and hit some bumps in the road. Verified the power and groun...
2000 Mercedes-Benz S500 5.0L fuel gauge VIN: WDBNG75J4Y
Have the benz that tells us fuel level is @ 3/4 when we know there is only a few gallons of gas. Replaced sending unit in the tank. Still, same thing. Hooked up launch to do a guage sweep. The sweep works, but still 3/4. When we look at data to see how much ga...
2006 Mercedes-Benz C280 4Matic 3.0L Misfire, MIL Lamp on VIN: WDBRF92H56
This car began to misfire all of a sudden and the MIL came on. Using the MODIS I retieved the codes listed. The O2 is connected properly. The misfire counter indeed shows cylinders 1,4,6 to be misfiring. I pulled out all 6 spark plugs and found 1,2,3, all thre... Trouble codes: 0632 (P0300 Random Misfire), 0636 (P0301 Cyl 1 Misfire also P0304 P0306), 0559 (P2626 Right O2 upstream is open), 0600 (P0040 O2 upstream plug connector connected wrong), 0773 (P2A00 O2 right upstream shifted to lean), 0908 (P2414 O2 right upstream signal implausible)
2002 Other European spyder 4.2L Cuts out, Stall, no throttle at times VIN: ZAMBC38A82
I have a maserati in the shop that is kicking my rear. I think i have found the problem.I have codes 1149,1151.I was told these were peddle sensor codes, pulled that sensor has no glitches from a sweep test. pulled off the throttle motor, found a ohm reading o... Trouble codes: P1149, P1151
2006 Porsche Boxster 2.7L seat heaters VIN: 1J3439FJL6
i have this boxster with inop heated seats.the indicator lights dont light up checking the wiring diagram i have power from the current distibutor and it is getting to the onboard network control unit.but no power out to seats but what i cant find is wiring di...
2000 Volkswagen Beetle GLS 2.0L compressor VIN: 3VWCA21C0Y
2001 Volkswagen Jetta GL 2.0L vss VIN: 3VWSP69M51
Help please. I removed the 4 speed automatic transmission to replace torque converter/ring gear assembly because of a no crank caused by worn ring gear teeth. Reassembled and road test...seems to be starting off in third and never upshifts to fourth. Codes are...
2001 Volkswagen Golf GTI GLS 1.8L RH Motor Mount Bracket VIN: 9BWDD61J71
The front bolt on this RH timing belt area bracket that bolts to the block has busted 3 times in a row now. When I did the head and timing belt stuff I did not have to touch these bolts. A month later of driving and it dropped the engine and cut the coolant ho...
2003 Volkswagen Golf GTI VR6 2.8L No Start VIN: 9BWDH61J93
Vehicle was towed in with a no start condition. Beginning testing found s164 fuse link blown, this feeds the cooling fan itself, no other curcuit that I can tell. Even with a new fuse link installed there is still a no start condition. Started checking the fus...
2004 Volkswagen Jetta GL 2.0L altenator VIN: 3VWSK69M54
this car has me alittle put out. I load tested each indivual wire to and from altenator."D" terminal which is blu/violet and goes to terminal #28 on the motronic unit reads 1 volt below battery voltage with KOEO. The "L" terminal on the altenator reads 2.5 vol...
2004 Volkswagen Touareg V6 3.2L oil pressure VIN: WVGEM67L24
thank you in advance, iatn technicians! this toureg came in for rountine oil change, and left, no problems. today it was towed back in, with "oil pressure/stop engine" light illuminated on dash, and warning chime sounding as well. engine makes no rattling nois...
1999 Volvo V70 2.4L MIL Lamp on VIN: YV1LW5SB6X
Hello Everyone, Have a Volvo V70 with fault for rear o2 sensor, can't fault drivability of car except for MIL light on. Only have hanatech scanner with very limited coverage, only reads codes while engine not running, can't get any live data. Suspect i have an... Trouble codes: P0136
2001 Volvo S40 1.9L Misfire, MIL Lamp on VIN: YV1VS29501
Customer complains that maybe once a week on a start up the engine misfires for a short time...maybe 30 seconds. Always cylinder 1 and 4. It will go days before it acts up again. We did have the cam sensor off for the cam gear replacement.The plugs were replac... Trouble codes: P0301, P0304
2001 Volvo V70 X/C 2.4L leak VIN: YV1SZ58D31
This is the wife's vehicle, so you know it does not get worked on much. The self locking nuts on the exhaust manifold keep backing off, manifold to head and it is turbo'd I have tightened the nuts twice with no success. I am now going to replace these nuts whi...

Fixes & Summaries for European
Fix/Summary Answers
2001 Audi A4 Quattro 1.8L Hesitation, Misfire VIN: WAUDC68D41
Checked the wiring and it's all OK. Swapped the ECU with one from another car and problem went away (got lucky having a car with same ECU handy to try). Customer didn't want to spend the $1,500 for new ECU from Audi, so we built a small circuit to turn off the... Trouble codes: P1531 (Camshaft Solenoid Circuit).
1996 BMW 328i 2.8L MIL Lamp on VIN: WBABG2328T
vaccum hose's underneath intake bad replaced have vac to solenoid Trouble codes: P1421, 253 (valve vent system jammed).
2007 BMW 525i 3.0L tpm VIN: WBANE53577
Thanks alot, guys. It turns out that I goofed up splicing in the new harness. There were 19 wires, of which there were 3 pairs of the same color wires. Knowing this, I soldered in the new harness one wire at a time, referring to the wire's position in the conn...
2001 Jaguar XJ8 4.0L MIL Lamp on, Restricted Performnc VIN: SAJDA14C21
Sorry for the delay. This Jag wasn't able to return to the shop until earlier today. The culprit for this issue was indeed the MAF sensor. It seems that is what almost everyone pointed to. No one really mentioned the results of the injector drop test, whic... Trouble codes: P0171 (Bank1 Lean), P0174 (Bank2 Lean).
2006 Porsche Cayenne S 4.5L inop VIN: WP1AB29P76
Thanks to Mike & David. They were both right on the money. They said to check the battery and sure enough it was bad. It always started the engine, but sometimes the voltage dropped low enough while cranking to cause the problem. I installed a new battery and ...
2003 Volkswagen Jetta GL 1.8L Alignment VIN: 3VW13SE69M
thanks for all posts. I did take apart one side of the axle and it is adjustable with aftermarket shims (moog, etc) for both toe and camber. shims are full contact and go behind the stub axle where it bolts on to the beam. however, in this case the customer di...
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