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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 11, 2010
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Open Help Requests for European
Help Request Answers
2006 Audi q7 3.0L MIL Lamp on VIN: WAUZZZ4L07
Hello, Here's one for all you Audi/VW experts. The vehicle came in with MIL on and codes related to throttle valve aswell as 04120 logged in memory. Sure enough, on checking the throttle butterfly movement we found that as it moves from open to close, there ar... Trouble codes: 04120 (p1018 intake runner bank 2 lower limit not reached.)
2002 BMW 745i 4.4L Poor Idle Quality, Surge, Stall VIN: WBAGL634X2
hello bmw techs, i have a vehicle that fails roughly once every 100 miles. it will loose throttle response, the dsc light will come on and then it will start to surge really bad and finally die. vehicle will restart and be completely fine with no warning light... Trouble codes: 2785 (mdk potentiometer), 2786 (throttle valve potentiometer 1), 2787 (throttle valve potentiometer 2), 2820 (variable intake system signal implausible), 2821 (variable intake system temp warning), 5F02
1999 Jaguar XJ8 L 4.0L transmission VIN: SAJHX6049X
Hello. This XJ8 transmission works perfectly when the vehicle is cold. Once it warms up, when you come to a stop and go to accelerate, the trans drops out of engagement. Once the engine revs up some, it slams into gear, and then will shift normally at the firs...
2002 Jaguar X-Type 3.0L abs VIN: SAJEA53C42
I have a code C1175 - L/R wheel speed sensor circuit failure code. Replaced L/R speed sensor and still have abs light with same code. Did a resistance test to compare L/R to R/R from module connector and resistance readings are the same for L/R and R/R. I assu...
1998 Mercedes-Benz ML320 3.2L Misfire VIN: 4JGAB54E5W
When testing, right now the only thing I find wrong is that injector Cyl 3 and Cyl 6 are not fired by the ECU. There is power at both of these injectors. The question is why are these 2 Injectors shut off. I understand that the ECU can selectively shut down an... Trouble codes: P0300 (Multible Missfires), P0303 (Cyl 3 Missfire), P0306 (Cyl 6 Missfire)
2002 Mini Cooper S 1.6L Oil Leak VIN: WMWRE33472
Hi techs, Have a oil leaks at the front of vehicle (left hand side of engine) looks to be as if the super charger is leaking due to the fresh oil on & around the plastic/rubber hose from the charger to the cooler area at the clamp areas. Very difficult to see ...
1998 Porsche Boxster 2.5L Hesitation, MIL Lamp on VIN: WP0CA2982W
This car was in about 700 miles ago with a check engine light on and hesitation and bucking around 60 mph. "Fixed" the car and all seemed well till today. The two codes it had before came back and I'm now chasing my tail. The check engine light was not on but ... Trouble codes: P1129 (Adaptation close to full load mixture too rich B2), P1127 (Adaptation close to full load mixture too rich B1)
2004 Porsche 911 Turbo 3.6L coolant pipe VIN: WP0AB29334
Vehicle has metal coolant pipe/ fitting that hose attaches to that is loose/ leaking where it presses into intake manifold, appears to have some sort of epoxy residue on it. Just wondering if anyone has seen this, what is the coreect fix? Reopoxy, replace inta...
1995 Volkswagen Cabrio 2.0L MIL Lamp on, No communication VIN: WVWBC81E6S
I have a 1995 VW Cabrio here that I cannot communicate with. It has the OBDII connector. Also installed is a aftermarket radio. I checked the radio wiring and it is correct. I have 5.26 volts on the K Line wire (pin 7) with the key on. I have battery voltage o...
1998 Volkswagen Jetta Wolfsburg Edition 2.0L MIL Lamp on VIN: 3VWPA81H5X
The distributor was very corroded inside from a long history of being stored outside as the owner has no garage. The DTC P0341 was present before the car was worked on, and the cam sensor was replaced. The car runs nicely, and when initially started after the ... Trouble codes: P0341 (Cam position sensor out of range.)
2002 Volvo V70 AWD 2.4L power seat module VIN: YV1SJ58D42
Power seat works for about 30 seconds after unlocking the vheicle. It shuts off and doesn't work again untill you enter the vehicle again. I have seen this a number of times with differant volvos. It seems like the common fix is a new seat module and reprogram...

Fixes & Summaries for European
Fix/Summary Answers
2003 Audi A4 Cabriolet 1.8L Cylinder Head VIN: WAUAC48H83
after checking the engine with a steposcope we determined the raspy noise at 3000 rpm is the Turbo self destructing. the rear chain tensioner is ok and quiet. we have 20 to 65 psi oil pressure, and the rear cam journals are fine. We just need to replace the Tu...
1988 Mercedes-Benz 300E 3.0L shifting VIN: WDBEA30D4J
many excellent replies that were correct in pointing to fluid screens in rear valve body.cleaned these and rest of valve body,fresh fluid and thimngs were great
1995 Mercedes-Benz C280 2.8L Misfire VIN: WDBHA28E2S
Thank You to all of you guys who offered assistance! REALLY! You all had it nailed with replacing the harness. After about a week and a half waiting for the customer to come up with the money, he gave us the ok. We replaced the engine harness and the car runs ... Trouble codes: 107 (Down angle control igniton output stop short to ground).
1998 Porsche Boxster 2.5L Surge VIN: WP0CA2989W
Thanks for the replies guys. I pinched off the evap. purge & air/oil seperator hose to the intake & there was no difference. Not a vacuum or false air leak- the fuel trims were always good to go, hovering around zero. The culprit was a bad IAC valve. Disconne... Trouble codes: P0102 (MAF below lower limit), P0506 (IAC engine speed too low), P0197 (Oil temperature sensor short to gnd.).
2003 Porsche 911 Carrera 3.6L Misfire VIN: WPOCA29923
I too believe the problem is internal to the engine. spoke to the customer. He was not convinced. He decided to take the car to Porsche for a second opinion. He said he will report back on his finding. I will keep you posted on the final result...Thank You for... Trouble codes: P0300, P0304, P1371, P1362.
1999 Saab 9-5 3.0L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: YS3EF48Z8X
Hi Everybody and thanks again for your help. Car has been gone since Wednesday. As far as the smoking problem, one thing I forgot to mention was that I did empty the inter cooler, however like Barney mention, it will take a while. The smoke gradually disappear... Trouble codes: P0300 (Random misfire detcted), P0306 (Misfire detected cyl. 6).
2006 Saab 9-3 Aero 2.8L oil pan VIN: YS3FH51U26
Good morning,10/11/10 I finished the saab late friday evening.After getting the ok from the insurance and agreeing on a time of 17.3 hrs started on it thurs afternoon and finished friday evening.I started as mitchell listed per tear down.I found after pulling ...
1993 Volkswagen Corrado SLC 2.8L abs VIN: WVWEF4500P
was not able to get info out of vehicle, car went to dealer and they scanned and found the rf wheel speed sensor was bad.
2002 Volkswagen Jetta GLS 1.8L engagement VIN: 3VWSE69M72
Thanks for all of the input concerning my issue with the Jetta. I started from scratch after reading all of the responses from iatn by checking the resistance for solenoid 6(n93) and solenoid 10(n283). The resistances were the same,4 Ohms. I knew the wiring ...
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