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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 7, 2006
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Help Request Answers
1993 Audi V8 Quattro 4.2L timing belt VIN: WAUBV84C1N
After replacing timing belt, rollers, tensioner dampner, water pump, engine developed a chatter noise from timing belt area after 2 days of off/on driving. Removed left cover and found measurment at 125mm-not 137mm where it was originally set cold. Replaced da...
1996 BMW 740iL 4.4L MIL Lamp on VIN: WBAGJ832TD
Not sure where to go on this one. Another teck is looking at this car. Got this BMW in and we got a couple of codes(check up top). O2's move pretty good. Car seems to run fine, just MIL on. Checked for vacuum leaks, but can't find any. Checked the waveform for... Trouble codes: P1175 (air fuel metering), P1174 (air fuel metering), P0170 (fuel trim bank 1), P0173 (fuel trim bank 2)
2000 BMW 740iL 4.4L brake rotor VIN: WBAGH834XY
While doing struts replacement a front rotor slipped out of hand and broke. I ordered a Brembo rotor and installed on the passenger front side. Test drive revealed a terrible knocking sound when braking, up on the lift again and rechecked installation. Picture...
1993 Jaguar XJ6 Sovereign 4.0L blower VIN: SAJHW1744P
need some jaguar expertise here. i have normal operation from left side blower and no operation from right side blower. i have determined that i have no power from fuse #4 in rt fuse block at blower harness, fuse and fuse block look fine. i tried powering up c...
1996 Land Rover Discovery SE 4.0L anti-theft VIN: SALJY124TA
This truck has already been complicated up to this point. The Rover tech that started it was fired so I've had to piece together where he was on it. Came in locked down in immobilized. No check engine, no crank, red LED in dash on flash fast.We sent the Fuel E...
1970 Mercedes-Benz 280SEL 2.8L modulator VIN: 1080191205
this vehicle was using trans fluid and smoking out the tailpipe. Easy fix right? after 2 weeks searching for a vacuum modulator for the trans we installed the new one but do not have the specs or procedures to adjust it correctly. Now the trans is very late sh...
1996 Volkswagen Jetta GL 2.0L No Start VIN: 3VWRA81HST
HI group, have a vw thats kicking my tail, car has no spark & no signal from ecm to coil/power stage blk red wire, customer already changed power stage/coil ,also complete new dist from vw before i recieved car. I checked all three powers from ignition switch ...
1998 Volkswagen Golf GL 2.0L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: 3VWFA81HXW
Car was towed in with crank but no start condition. There was no signal from engine speed sensor (crank sensor) and needed a tune-up. Replaced crank sensor, spark plugs, ignition wires, fuel filter, distributor cap, distributor rotor. The engine has a hard tim... Trouble codes: P0300 (Random Misfire), P0301 (Misfire cylinder 1), P0302 (Misfire cylinder 2), P0303 (Misfire cylinder 3)
1999 Volkswagen Jetta GLS 2.0L Coolant Temp Light VIN: 3VWSC29M8X
Hello, I have a temp light problem with this Jetta. On cold startup the temp light will blink until the coolant begins to warm, then it stays off. On warm startup it goes out right away. I replaced the Temp Sensor/Switch (this car has both the sensor for the E...
2001 Volkswagen Jetta TDI 1.9L hard start (cold) VIN: 3VWSP29M11
When cycling of glow plugs, Glow plug lamp only illuminates for approx. 1 second. If i unplug coolant temp sensor, glow plugs seem to operate (according to light) properly. When scanning data coolant temp appears to be reading properly. Unplugged temp indicate...
2001 Volkswagen Jetta TDI 1.9L glow plugs VIN: 3VWSP69M81
Hi all, We have a 2001 tdi diesel jetta with hard start problems. Initially suspecting the glow plugs we ran ohm tests across all and found them all within spec. We disconnected the coolant temp sensor and verified the glow plugs will run for the 20 second cyc...
2001 Volkswagen Jetta TDI 1.9L lack of power VIN: 3VWSP69M01
This car has been a nightmare. It came in as an 80,000 mile service (timing belt, filters, fluids, etc). I have done this job probably 10-15 times. It started after an error I made in doing the timing belt. I forgot to tighten the camshaft sprocket bolt after ...
2002 Volkswagen Beetle GLS 1.9L MIL Lamp on, low power VIN: 3VWCP21CX2
have checked bypass valve as per vw repair cd and tryed a new valve.same problem. also have checked turbo output with vag scanner and all is good till it sets the code.but if you cycle the key it will be ok till it resets rhe code again.usually in high gear un... Trouble codes: P0234, 16618 (vag code)
2003 Volkswagen Jetta GLS 1.8L srs VIN: 3VWSE69M73
Car came from body shop with srs light on. Was hit in right rear. Used snap-on modus to read codes. Found code 1639 with description, pass rear crash sensor open or shorted to power, intermittent failure. Cleared code, drove car, light stayed out. Body shop re...
2006 Volkswagen Passat 3.6 3.6L maint. lite VIN: WVWEU73C56
does anyone know how to reset this light manually? thanks in advance frank
1992 Volvo 740 2.3L brake lights VIN: YV1FS8833N
Sorry posted info in repair history.
1998 Volvo V70 2.4L wont run monitors VIN: YV1LW5584W
need to run I/M monitors to pass inspection, cant them to run, i know there is an odd drive cycle for this car, but i cant remeber what it is. thanks in advance for help. bill

Fixes & Summaries for European
Fix/Summary Answers
2001 Audi TT Quattro 1.8L ambient air temp VIN: TRUUT28N01
Thanks to all, I replaced the front air temp sensor (ambient). Still had no illumination on teeemp cluster. Customer brought back to audi, they replaced illuminated cluster.
1989 BMW 735iL 3.5L No Start VIN: WBAGC4319K
this one has still got me stumped!! after receiving some great advice this one still does not start. i have checked all the relays, all good, have disabled the alarm system, we removed it completely, still no start, replaced the crank sensor, still no start. i...
1997 BMW 750iL 5.4L Differential VIN: WBAGK232XV
Thank you to all that replied. Once disassembled, I could see that the grease inside the rear CV joint was hardened and the joint was noisy. This is the CV joint at the rear of the propeller shaft. We replaced joint with new one and packed with new grease. Nic...
1998 BMW 328i 2.8L Brake light warning VIN: WBACD4322W
Hi Guys, Sorry its taken so long to get back to you. Personal problems, you know how it is. Everyone that suggested the brake light switch was right. Replaced it when it arrived and all was well. Thanks! Tina
1998 Saab 900 SE Turbo 2.0L Excessive Emissions, Poor Idle Quality VIN: YS3DF55N9W
Hello, thank you to all who replied to this vehicle. The answer was in fact the purge valve. Even though it appeared to be working properly, replacing it did the trick. Thanks to William [...] who hit the nail on the head. I hope this post helps others in the...
1999 Volkswagen Beetle GLS 1.9L No Start VIN: 3VWCF21C4X
Thanks to all that replied. This car is elusive and it seems to run okay just not as good as a healthy TDI should. I think with a marginal compression in one cylinder, a tired turbo, maybe a marginal injector pump the car just doesn't have it. This car definet...
1990 Volvo 760 2.3L automatic control VIN: YV16GA8748
Thanks to all who replied. Everyone said it was a vacuum problem. Several of the replies even pointed to the suspected component, the floor/defrost vacuum pot. It has 2 vac. lines, a blue and yellow. Sure enough when I pinched the yellow line the leak stopped....
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