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Prev Professional Automotive Repair Technical Discussions for December 17, 2009
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1999 Audi A4 Quattro 1.8L No Start, Floods cold VIN: WAUGB28D3X
Hi, Vehicle runs OK once started, however it feels like it has poor acceleration. The problem is after vehicle sits overnight and the ambient temperature is below freezing, it won't start. Pulled spark plug - dripping with fuel. Also the plugs show rich runnin...
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2002 Audi TT Quattro 1.8L no communications VIN: TRUUT28N02
Hello everyone and thanks for the help on this one. I have this 02 TT in for a check engine light but we cannot get any communications with either of our scanners. We have been able to communicate with this car in years past to diagnose an oxygen sensor and ge...
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2003 Audi RS6 4.2L Excessive Emissions, Poor Idle Quality, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: WAUZZZ4B13
This vehicle intermittently runs rough after sart up when cold(ie in morning or after sitting for 1/2 day or longer, ambient temp 10 to 20 degrees C)It then also has a rockhard brakepedal(No boost).The problem always seems to clear itselve after a while(10-15 ... Trouble codes: 17535 (fuel trim bank 1 system too rich), 17537 (fuel trim bank 2 system too rich), P1127 (002 LOWER LIMIT EXCEEDED bank1), P1129
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1995 BMW 325i 2.5L Radio VIN: WBABJ6323S
Need help please for a radio code for a BMW. Radio serial # stamped on rear of radio - [...] #'s off sticker on radio - Model # - CM5903L, Part # [...]. We were given several codes from the dealer. Code 51535, code 52435 (attached to serial #), code...
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2001 BMW X5 4.4i 4.4L Battery VIN: WBAFB33591
This X5 belongs to a long time customer and we've been chasing down this draw for quite some time. Vehicle comes in whenever we hit a deep cold snap (-20C to -40C) with a dead battery. This would typically just be due to the weather, not plugging it etc, but w...
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1995 Mercedes-Benz SL500 5.0L Surge VIN: WDBFA67E6S
On a steady throttle at about 35 mph car will surge slightly. accelerate or decellerate and no problem. The wierd thing is if you set the cruise it won't surge. Makes me think of a throttle switch problem but it doesn't appear to have one. Also thought it migt...
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1996 Mercedes-Benz E320 3.2L ASR light/limp mode VIN: WDBJF55F3T
Vehicle came in for a oil leak (head gasket) We removed the head, had it resurfaced. While the job was being re assembled, the key was accidently turned to crank, and bent all the valves. Removed head, replaced valves reinstalled head. Vehicle started right up...
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2000 Mercedes-Benz E320 4Matic 3.2L interior lights VIN: WDBJF82J4Y
Hello all, Have a 2000 E320 4 matic that does not flash the parking lights when the alarm is armed, will flash the lights when the system is disarmed. also dome lights does not work with any doors. No hard codes in system. installed an eprogrammed where needed...
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2003 Mercedes-Benz C230 Kompressor 1.8L alternator VIN: WDBRN40J93
Good evening Mercedes techs.I have a c230 coupe here from another shop.He replaced the alternator due to no charging condition,upon replacement the big red warning on the dash comes on saying Battery/alternator,visit workshop.Now this thing is charging 14.3 vo...
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2006 Mercedes-Benz E320 CDI 3.2L Poor Idle Quality VIN: WDBUF26J16
Good morning, just got this new customer in the shop with complaint of rough idle, especially when cold and white smoke after cold start. Dealer worked on this CDI before. Checked out the basics and found engine smooth running a bit out of balance. The data f...
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1996 Saab 900 S 2.3L No Start, Stall VIN: YS3DD5836T
hard star cold fuel psi with gauge 39.5 idling. scan tool reading [...] were does it get this reading also coolant temp reading -40 jump sensor goes to 245 did tune up plug wire cap and rotor.the coolant temp should give more fuel cold reading -40.
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1997 Volkswagen Jetta TDI 1.9L Hesitation, Misfire VIN: 3VWRF81H6V
how much hesitation should i experience under 2000 rpm--when i step on the throttle it feels like vehicle is misfiring--over 2000 rpm works great. changed the maf due to low value--big difference in performance--but still hesitating thinking about pulling th...
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2002 Volkswagen Jetta GL 2.0L Speedo flucuation VIN: 3VWSK69M42
OK V.W. fans this Jetta came in with a P0715 Turbine/Input speed sensor code and a speedometer that bounced at 70 mph because of the code and the intermittent nature of the symptom we are hesitant to replace the speed sensor because the problem may be in the c...
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2004 Volkswagen Touareg V8 4.2L Batterry VIN: WVGEM77L74
Battery intermittently goes dead overnight,tested in shop and got a 0.04 amp draw drove home and next morning all was well released vehicle back to customer and 2 days later battery found dead again.Is there any common faults on these that would help lead me t...
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1994 Volvo 960 2.9L CKP sensor VIN: YV1KS95406
This vehicle came to us with engine running fine. The car owner said, "it is difficult to restart the engine when warm", but it may start to run after more than ten times to start or it will run when cold. At the first, we didnt' get any access to the DTC sy...
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1999 Volvo S80 2.9 2.9L Engine VIN: YV1TS97D1X
Seasons Greetings! This Volvo intermittently makes a noise like a bad idler bearing or power steering pump low on fluid. It begins 5-15 seconds after starting the engine from cold and continues for usually several minutes. Lasting longer when engine is colder...
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Fixes & Summaries for European
Fix/Summary Answers
2004 Audi A4 1.8L starting VIN: WAUJC68E24
Hello Audi Techs the customer made a decision to make a claim to his insurance company, but the insurance company did not want to pay for a new wiring harness, we decided to repair the existing harness, the general consensus was divided between the harness...
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1995 BMW 540i 4.0L Lighting VIN: WBAHE6324S
Thanks for all techs took time to reply. Fix was brake switch. Please refer to test results, We had 12 volt at light module when pedal was depressed. Mystery remains what kind of signal module need to see to Activate brake lights. Light module for that c...
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1999 BMW 318i 1.9L Poor Idle Quality, Hesitation, Hesitation when cold VIN: WBAAN92040
Thanks to all those who replied. It was a faulty new part - the Air mass Sensor. A replacement new sensor and all is well. Adaptation data came right and engine much more responsive & idling as it should. Advised the owner to look at small air leaks in near f... Trouble codes: 141 (Oxy sensor), 057 (39 No Desription), 000 (No description).
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2001 BMW 325xi 2.5L stall on startup VIN: WBAAW33411
The reply that I am most interested in is the reply about the pcv system. I have seen those valve boxes go bad before but the vacuum at the dipstick was around 10'' where as this one was right in spec at around a 1/4 of an inch of vacuum. I did notice the pc...
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2004 Land Rover Discovery S 4.6L Misfire VIN: SALTY19484
this vehicle had a coolant leak from throttle body running down valve cover and right on #3 plug wire boot causing it to miss we replaced plug wires and plugs and yes all i did was take off air pipes over the top of coil packs they come out towards the passeng...
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1989 Mercedes-Benz 300SE 3.0L No Start VIN: WDBCA24DXK
Customer decided not to fix due to cost. We did find that the fuel distributor plunger is dripping slightly and the plunger seems very sensitive when pushed. The injectors are uneven in ther flow, even dripping at rest and spraying uneven. It needs a fuel dist...
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2001 Mercedes-Benz C240 2.6L SRS, TeleAid VIN: WDBRF61J91
One help was to check fuses for Teleaid module, which had already been done, second help was to possibly have Teleaid programed out to get the SRS to function again. This would have been my best choice to at least get air bags working again, but the insurance ...
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2001 Volkswagen Jetta GLX 2.8L no shift VIN: 3VWSG29M01
sent the trans to the shop this week they called and said there was nothing wrong with any of the clutches or hard parts they said it was probably the valve body thanks for all the info
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2005 Volkswagen Jetta GLI 1.8L MIL Lamp on VIN: 3VWSE69M05
Thanks for all the info.Main thing was I wasn't sure if this was the code for operating temp low or not.Thanks for the info on the temp sensor giving problems too.Replaced thermostat and the sensor,no codes and down the road temp went from about 176 to around ... Trouble codes: P3081.
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2000 Volvo V70 2.4L MIL Lamp on VIN: YVILW61J1Y
Thank you all very much for your help with this Volvo. A special thanks to Bruce from NC. for leading me in the right direction. I had a corroded ground on the Tank Pressure Sensor wiring. The Ground is located up front under the right headlamp and black plast... Trouble codes: P0453.
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