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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 4, 2009
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Open Help Requests for European
Help Request Answers
1999 BMW 740i 4.4L transmission VIN: WBAGG8330X
Vehicle came in with symptom of intermittent stereo op and "Trans. Failsafe Prog." message displayed on dash. We pulled laundry list of codes: 151 CAN brake signal, 106 Brake light switch, 41 Steering angle sensor, 106 Transverse accel sensor 102 Steerin...
1999 Jaguar XK8 4.0L n-1 shift VIN: SAJGX2040X
This trans hesitates when going into 1st. then engages with a jerk. same in reverse. A rebuild showed nothing broken or worn beyond its mileage. still hesitates. if left in drive it shifts fine in all gears and does not bang into gear again unless you go into ...
1995 Volkswagen Jetta Celebration Edition 2.0L will not start VIN: 3VWWC81H2S
customer bought car vw jetta 3 used and the sunroof was not working customers husband took cover off sunroof and found it unplugged easy fix right.. wrong after plugging up the sun roof the vehicles flashers started flashing and then the car had entered safe m...

Fixes & Summaries for European
Fix/Summary Answers
2001 Audi A6 Quattro 2.8L cel VIN: WAUEH64B11
My question originally was could a stuck open coolant thermostat, engine warming up too slowly, cause precatalyst efficency codes to turn on the CEL on an Audi. The precats are just off the manifold. Most replied no and I would agree, as the catalysts are warm... Trouble codes: P0421 (16805 Warm Up Catalyst Bank 1 efficiency below threshold), P0431 (16815 Warm Up Catalyst Bank 2 efficiency below threshold), P1296 (17704 Malfunction in cooling system sporadic).
2007 BMW 525i 3.0L Cooling Systems VIN: WBANE53567
First, The electric waterpump runs all the time engine running. However the pump runs at different speeds, even slows down to a stop when in BLEED mode! This is what I heard and this is normal. I replaced the pump, much smoother now and known to leak and set c...
1980 Mercedes-Benz 450SL 4.5L Poor Idle Quality, Hesitation, Stall, no power VIN: WDB1070441
The problem with the car turned out to be the warm up regulator. It was restricting the fuel return and causing too much pressure in the fuel distributor chamber. Thanks to everyone!! I found a place in California that rebuilds them for a very reasonable fee.
1994 Mercedes-Benz S320 SWB 3.2L No Start VIN: ADB1400326
Thanks to all that have replied.Common problem seems to be crank sensors... In this case it is the EZK unit and the client has opted to have someone else open the unit to try and repair it, as the new units price is a joke.I will post, if the vehicle is runnin... Trouble codes: 08 (Reference signel from EZK unit- no signal), 24 (Cam timing valve 1 short circuit).
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