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Prev Professional Automotive Repair Technical Discussions for December 7, 2011
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Help Request Answers
2002 Audi A6 Quattro Avant 3.0L No Run VIN: WAUVT64B62
Will not start, trys to fire but compression is low ( 50 to 75 ) checked timing belt and is ok, checked oil pressure thinking veritable cams are not working and pressure is 35 psi at crank so changed oil. Still think it has something to do with veritable cams....
1998 BMW 528i 2.8L down shift VIN: WBADD6328W
Hi bmw techs this car came with a complaint of a bang noise when is comming to stop when hot i drove tested for about 25 miles in and out of hwy only did it three times on the street when is obout 25 miles per our. Seens to be during 3-2 shift i pull the pan i...
2001 BMW 325i 2.5L valve cover seal VIN: WBAAV33491
Guys, got a problematic BMW here... Big surprise. 01 325i, 2.5 6 cyl. It keeps leaking oil from the #1 and #2 spark plug tube seals. I've done this VC gasket twice now, the second time I even sealed it up with a little additional silicone gasket maker. It work...
2001 BMW 540i 4.4L MIL Lamp on VIN: WBADN63441
Have this monster here, no secondary air pump operation mitchell says to ck. relay and fuse but gives no locations for fuse #104 or relay. Have located the ebox, not there,fuses above glove box and in trunk not there either. anyone guide me to fuse panel 4 and... Trouble codes: P0491, P0492
2003 Land Rover Discovery SE 4.6L exhaust VIN: SALTY16463
I got a tick noise from right bank, sounds like crackd manifold. Replaced manifold gaskets, resurfaced manifold and had checked for cracks at machine shop. All was good. Got it all back together and same noise is still there. It doesnt change with engine warm ...
2004 Land Rover Range Rover HSE 4.4L Speedometer VIN: SALME11404
Vehicle came in with no speedo. Code set P0000. ABS CAN Fault. Replaced ABS Module and instrument cluster with known good units. Still same problem. Only repair info available is wiring diagram and related harneses are all ok. And Land Rover Techs out there?
1977 Mercedes-Benz 450SL 4.5L Mechanical VIN: 1070441203
hello techs customer has this mbz has been setting sence 06 he said it was leaking coolant into a cylinder so he had a friend repalce the intake manifold gasket this was in 06 he drove it home and it was missing its been setting ever sence he wanted me to look...
2007 Mercedes-Benz R350 4Matic 3.5L fen motor VIN: 4JGCB65E77
Star diagnostics shows a fault with HVAC, possible buttons sticking but doesn't give a code. I apollogize for lack of fault tracing but don't know where to start. I believe this car has a feature that runs the blower with key off if the cabin temp gets too hig...
2001 Volkswagen Golf GLS 1.9L MIL Lamp on VIN: 9BWGP61J31
I need help with this problem TDI. Came in with a 18027 Glow Plug Relay circuit, Seemed simple enough, Have Power and ground to relay, the 2 wires from the ecu (grn bk and blue bk) are good to ecu, even load tested. tried known good relay and ecm from doner no... Trouble codes: 18027 (Glow Plug Relay Circuit open/short)
2003 Volkswagen Jetta GL 2.0L speedometer VIN: 3VWRK69M73
customer came in with complaint of intermittent speedometer operation. car had been to another local shop and they had replaced the vehicle speed sensor(the one driven by a plastic ring gear in the differential housing). they also replaced the pigtail connecto...
2004 Volkswagen Touareg V6 3.2L body VIN: WVGBC67L54
Thank you in advance I am looking at a vw tourag today. Our shop has had this vehicle in befor with the same problem. We have cleaned the front drains per google fix found by a service advisor. I have the rocker cover off and can see water in the lip of the se...
2004 Volvo XC90 T6 2.9L Camshaft vvt VIN: YV1CM91H24
Good tech replaced belt etc. Car runs great sets ecm643A and 644A on second or third road test. Can anything besides wrong install cause this? Is 24.5 degrees the max adaptation? Thanks Tim

Fixes & Summaries for European
Fix/Summary Answers
2001 BMW 330xi 3.0L Inner axle seal VIN: WBAAV53471
The customer did not bring the car back for repair. We learned that there is a housing on the passenger side of the engine oil pan which contains the so called inner axle seal. BMW sells the entire housing with included seal. The front diff unit bolts to th...
2000 Volkswagen Beetle GLS 2.0L Battery VIN: 3VWCC21C1Y
many thanks to all that replied walter [...] sent me on the right track, we checked the radio and all micro switches snap on modis with latest euro software is very good for data. had no codes removed radio and disconnected sun roof motor, interior lights cam...
1991 Volvo 240 2.3L Hesitation, Lean VIN: YV1AA8856M
It is fixed. The short answer was the wrong PN ECU installed. The long answer is this: I had my former parts guy look up the ECU PN in the Bosch catalog. He came back with a different number than the original so I instructed the customer to locate a used...
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