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Prev Professional Automotive Repair Technical Discussions for February 11, 2008
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Help Request Answers
2003 Audi A4 1.8L noisy pump/filter VIN: WAUJC68E13
This is my own vehicle. I replaced the fuel filter several months ago(returnless style with internal regulator) and noticed a couple weeks later a noise (whine, growl) from the filter area when starting the vehicle, during fuel pump prime. It does it intermita...
1994 BMW 325i 2.5L No Start VIN: WBABJ6326R
This car came from another shop - they gave up I guess. Car came in with no start. No communication with dme( computer ) and no ck eng light with key on. Traced down defective dme and now I have a ck engine light and can communicate with car. Datastream is per... Trouble codes: 66 (antitheft system signal DWA)
1996 BMW 328i 2.8L gauges VIN: WBABK7329T
car sat in cust garage for a long time, battery was dead so cust installed new battery now gauges are inop and code is displayed in odometer, cust states all was fine when car was put away, i can communicate with all modules and have no dtcs, all warning light...
2003 BMW X5 4.4i 4.4L Radio/ CD changer VIN: 5UXFB33593
Car came in cause customer states that the radio stays on with the key off/removed. Recoded radio, and it seemed to behave as predicted, no codes, can turn radio on with autologic. Came back in later, same issue only now it seems tied to the cd changer, key ...
1994 Jaguar XJS 6.0L Alternator (?) VIN: SAJNX2346R
Good Morning - We have here a February of '94 XJ-S, and we can find no wiring diagrams for it. Does anyone know where these might be had ? Its problem is a non-functioning alternator, or more likely, [we think], non-functioning alternator control circuits. Th...
1984 Mercedes-Benz 380SE 3.8L No Start VIN: WDECA32AXE
got a good one thanks in advance for any replies.called for feild service merc no start found plugs severlyfouled and wet replaced car started with a little fight and after few min ran ok and idled. return 2 days later and plugs fouled. drained old gas flushed...
1988 Mercedes-Benz 300E 3.0L No Start, Cuts out, Stall VIN: WABEA3007J
This one is a nightmare. Car has been sitting for a year next to a sand dune. Engine compartment is very dirty. Replaced the above items and also drained the fuel tank and flushed out all fuel lines of the bad gas. Adjusted air flow meter to specs in AllData. ...
1992 Mercedes-Benz 500SL 5.0L Hard Start VIN: WDBFA66E0N
Initially vehicle was a no start. Found severe carbon tracking in both distributor caps. Replaced both distributor caps, rotors, and coils. Now sometimes when the vehicle is started it initially runs very poorly. It feels like it's running on 4 cylinders, the ...
1999 Mercedes-Benz E55 AMG 5.5L Mechanical VIN: WDBJF74H6X
Hello Fellow Techs. I have a customer with a 99 Mercedes E55. A few weeks ago he brought the car due to the oil level indicator light coming on. He was about a quart low. We found oil leaking around the Oil Filler Cap. Being that it had a torn seal, we replace...
1999 Mercedes-Benz E320 4Matic 3.2L No Start VIN: WDBJF82H6X
this mercedes has no spark, blk/yellow wire to coils that should be 12v when cranking is floating around 6v. On my mitchell wiring diagram I trace that wire back to what mitchell on demand calls the electronic ignition lock control module. Order one from merce...
1985 Porsche 944 2.5L No Start VIN: WP0AA094XF
Hopefully someone here at Iatn can shed some light before all of my hair is pulled out .This car (a regular customer) got towed in from a body shop with a no spark condition.After replaceing the coil simply because it was there at the crash site and pin testin...
2001 Porsche 911 Carrera 3.4L battery VIN: WPOCA29961
The battery has a draw that goes from .5amp to 4amps. I have unpluged every module I could find for the car,pulled every relay,and all of the fuses to no avail [left them un hooked btw].I have also tried un-plugging the starter. The vehicle has no known afterm...
2001 Saab 9-5 SE 3.0L timing belt idler pulley VIN: YS3EF48Z21
I would like to thank anyone who may be able to help in advance. Did a timing belt, out of maintenance, installed tensioner pulley and idler pulleys, idlers actually have a tension adjustment as well. One idler pulley on top center starts to make noise after a...
2000 Volkswagen Beetle GLS 1.9L MIL Lamp on VIN: 3VWCF21C0Y
car has had a cel almost since day one, now NH wont give sticker till light is out. so here we are, re-scan and had P3130. P3130 "EGR System Regulation Limit Exceeded, also a glow plug mon fault, we knew the egr was full of soot, so over the past year we got t... Trouble codes: P3130 (EGR System Regulation Limit Exceeded)
1999 Volvo S80 T6 2.8L idle up down VIN: YV1TS90D3X
when that customer came in the coolant level was low but not that bad so i thought that will fix the problem, we scanned (solus)the car , there is no DTC's , but the idle goes up and down when the shifter at park.i was thinking to open the intake and cleaning ...
1999 Volvo S70 AWD 2.4L center bearing VIN: YV1LT56D6X
came in with driveline noise and found center bearing noisy, volvo says they will give you the shaft, sorry i mean sell you the complete shaft for a low cost of $1000.00 are no service parts available? can someone supply center bearing only? still trying to re...
1999 Volvo S80 2.9 2.9L cem VIN: YV1TS97D9X
how do we programm or reset the ecu pin so that software can be downloaded to the ecu?

Fixes & Summaries for European
Fix/Summary Answers
2001 Audi A8 Quattro L 4.2L MIL Lamp on VIN: WAUML54DX1
Some interesting thoughts on this one. With the engine running at idle I heard a very faint humming noise at times from the top of the engine, I pushed down on the black round crankcase vent valve part# 077 103 245 B ($125.00 list)and the noise would stop. It ... Trouble codes: P0150.
2003 Land Rover Range Rover HSE 4.4L front tube VIN: SALMB11483
thanks to everyone.customer decided to repair with new differential.installed and vehicle is happy again.thanks again.
1998 Volkswagen Jetta TDI 1.9L Starting VIN: VWVWVWJETT
A little more simple than thought. Water in the diesel I removed the tank replaced filter and got her running again. the relay I was talking about is for the cabin heater which that was another complaint and replace the heaters. thanks
2001 Volkswagen Passat GLS 2.8L alt VIN: WVWPH63B31
well this vw is out of the shop. We chased the "d" wire back to the cluster and had 8 volts there and had 12 volts on the feed to the cluster for the charge ckt. So we installed another reman alt and left the cluster alone by orders of the coustomer. We will s...
1993 Volvo 960 2.9L No Start VIN: YVTKS9506P
Thanks IATN you have saved me again!!! I had A few replies about the ignition modules. I obtained one and replaced one with no difference so we switched them and bingo car runs great. I was not aware there was two ignition modules. One is on the front of the i...
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