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Prev Professional Automotive Repair Technical Discussions for June 23, 2010
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Open Help Requests for European
Help Request Answers
2003 Audi A4 Quattro 1.8L Surge VIN: WAULC68E93
Brand new Turbo spools up and then cuts out several times and then stops spooling altogther until you come to a stop and or slow down and accelerate hard then repeats same symptom. We unplugged the wastegate and found the sympton disappears but the turbo doesn...
1998 BMW Z3 Roadster 2.8L passenger window motor operation VIN: 4USCJ332XW
window only moves one inch when switch is pressed,up or down works properly with scan tool
2004 BMW 325i 2.5L cooling system VIN: WBAETET374
Towed in for severe overheat/no start. Pressure tested, found blown heater pipe on head,blown coolant bottle, radiator with stop leak. Found starter to spin fast but no kickout. Scanned found 5 misc overheat codes, 2-both bank lean codes. Sold repair with star...
2005 BMW X5 3.0i 3.0L Compressor VIN: 5UXFA13545
Hello all, got one that I'm either overthinking or overlooking and has got me at a road block. Customer came in and mentioned that A/C has not been cold for months (don't really need in SF) but now that he's traveling outside of the city he would like to get i...
2005 BMW 525i 2.5L Instrument Panel VIN: WBANA5365B
Hey you BMW gurus. The instrument panel background lights as well as all guages turn on/off rapidly. The chime goes on/off as well. The milage shows while alive but at the clock window, it shows kilometer display instead of mileage. I have a code of B2577. Not...
1973 Mercedes-Benz 450SL 4.5L Cuts out, Stall VIN: 1070441201
We got our yearly visit from this Benz last week. When it rolled out of the shop last year, it ran beautifully, plenty of power, great idle, dialed in real good. This year, when car reaches operating temp, our fuel pressure drops. Starts at 60 psi when cold, a...
1991 Mercedes-Benz 500SL 5.0L Hesitation VIN: WDBFA66E2M
Vehicle came in with complaint of hesitation on accel off idle and also hesitation under accel when driving. Test drove vehicle to confirm. Hesitation would range from short to sometimes a couple seconds, but once clear engine had excellent power and pulled ve...
2000 Mercedes-Benz S430 4.3L cranking VIN: WDBNG70JXY
High Techs; This is a problem for the Mercedes techs. ok this car come with intermitent problem sometimes car starts normal,and after wile it just cranks without starting the engine. the ignition switch has automatic return to start engine, so, ignition switch...
1974 Porsche 914 1.8L Stall VIN: 4742915545
Hello there and HELP! I have this 74 914 in for stalling. I know little to nothing about these systems or what makes them stall. The engine runs pretty good, but when you are driving along it begins to cut out like the ignition switch is being turned off. The...
1989 Porsche 911 Turbo Carrera 3.3L turbo VIN: WPOJB093XK
Hi, This 911 is sucking oil through the turbo. It has happened three times so far. The engine is modified. It has crankfire ignition, duel plug heads, andial intercooler, fabspeed exhaust, headers, k&n intake and of course a K27 turbo. The car runs VERY good w...
1990 Sterling 827 Si 2.7L No Start VIN: SAXXS43H1M
no power to fuel injectors and fuel pump. no info on alldata. need to know where main relay is located.
2000 Volkswagen Jetta TDI 1.9L Excessive Emissions, Poor Idle Quality, Misfire VIN: 3VWSF29M4Y
Hello everyone. We have an 2000 Volkswagen Tdi in our shop for repair. Customer complained of low power on acceleration. Upon inspection we found the intake and EGR/ Shut-off valve 95% restricted due to carbon/oil build-up. I removed the EGR tube and EGR val...
2002 Volkswagen Jetta GLS 1.8L Mechanical VIN: 3VWSE69M42
Car came in overheating and timing chain tensioner making all kinds of noise. We had the head gone though and replaced the head gasket, water pump, timing chain tensioner assy, oil pump and pickup. When I removed the oil pan I found the plastic windage tray me...
2003 Volkswagen Beetle GL 1.9L MIL Lamp on VIN: 3VWCP21C73
This car is setting the mil for low egr flow. We remove the intake and had it cleaned,did he did not send the egr cooler as it looked clean. After putting all back together had a whistling noise but no engine light. After check found he had let the exhaust gas... Trouble codes: P0401
2001 Volvo S40 1.9L Mechanical VIN: YV1VS295X1
Hello, This car came in with a very large oil leak, mutiple leaks. I've found the oil seperator box somewhat restricted, it was cleaned, and made sure the flame trap fitting was clear. the crankcase vent system is now normal. It still wants to blow the oil di...

Fixes & Summaries for European
Fix/Summary Answers
2000 BMW 528i 2.8L Pre-charge pump VIN: WBADP6347Y
I would love to be able to say this one is fixed, but it's not the case. Since the original post the car came back and we replaced the rebuilt DSC module with an OE unit. Car came back beyond that visit and is still reporting same code "88" for pre-charge ...
2005 BMW X3 3.0i 3.0L cooling system contamination VIN: WBXPA93405
The bottom line appears to be oil continues to contaminate the cooling system. We suspect it was overheated causing internal engine damage despite the customers denial of such. Customer does not have the money to diagnose/repair further. End of story.
2004 Mercedes-Benz ML350 3.7L Brake hydraulics VIN: 1631571A49
Well, we HOPE we have fixed this vehicle. We replaced the rear calipers. The replies were all pretty much in agreement with the caliper(s) being the problem. We won't know for a while, so I will try to return to this fix and update it when we know more.
1999 Porsche Boxster 2.5L windows VIN: WP0CA2983W
I thank you all for your replies. I hunted down an owners manual from another boxter our sales dept had and it gives a very good description of opperations including learning end positions. I learned end positions and feel all windows are working properly. Wha...
2001 Volkswagen Jetta Wolfsburg Edition 1.8L Air Bags VIN: 3VWPD69M81
This car is a write off with the insurance company paying. Volkswagon has said they have never seen the condition before and have attrubuted it to there being 4 people in car which magnified the impact and therefore they feel the airbags operated as designed. ...
2002 Volkswagen Beetle GLS 1.9L S180 fuse melted VIN: 3VWCP21C52
Replaced fan assy with OE fan assy.Replaced fuses with OE V-W fuses,now OK.
2003 Volkswagen Jetta GLS 2.0L MIL Lamp on VIN: 3VWSK69M83
Replaced coolant temp sensor for the third time. Have not seen it back. Looks good for now. Thanks Trouble codes: 18613 (undocumented code).
2004 Volkswagen Touareg V6 3.2L windshield wipers VIN: WVGZC67L84
Thank you for your replies! I ended up removing wiper mecanism to test. Found wiper transmission to be free from binding. confirmed I had powers and grounds at module then replaced motor module assembly. Easy to replace other than getting the arms off. Thank...
2008 Volkswagen Touareg 3.6L Brake pad sensor , brake wear indicator light VIN: WVGZG77L86
Roger was right. We bent a pin in the sensor connector on the right front. they are mounted in such a way that it is difficult to see inside. Now that I know how easy it is to bend Tinfoil, it won't happen again. Thanks for your replies... even the ones t...
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