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Prev Professional Automotive Repair Technical Discussions for September 18, 2007
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Help Request Answers
1990 Audi V8 Quattro 3.6L No Start VIN: WAUKE5443L
Hey guys thanks in advance for your help. I have this audi coming in my shop this friday for a cranks but wont start after a hot soak. I have allready replaced the fuel pump and relay because would not hold fuel pressure. did not fix problem. any help would be...
1999 Audi A6 2.8L Hesitation, MIL Lamp on VIN: WAUBA24BOX
greetings to all this audi has a check engine light on with abunch of codes.i cleared memory and road tested car.the light came on and had 3 codes two were for the fuel trim codes running lean the other was for a large evap for the lean codes i smoked ... Trouble codes: P0455, P0441, P0422, P0432, P1136 (long term fuel trim add fuel bank 1), P1138 (long term fuel trim add fuel bank2)
2000 Audi A6 Quattro 2.7L 1-2 shift VIN: WAUED64B4Y
this car seems to shift into 2nd gear to early, with a power till up to speed .cant tap shifter + or - when stopped wil pull out in 2nd unless u put in park and turn key off then restart 1st will work till it shifts with a bang. hard to go up hill star...
2001 Audi A4 Quattro 2.8L Shifting VIN: WAUDH68D91
The tranny is stuck in limp mode (4th gear). There seems to be no communication between the ECM and the TCM which is confirmed by the respective trouble codes. (ECM: P1626 or 18034, PCM data bus missing message from TCM and TCM codes: P1850 or 18258, Powertrai...
1985 BMW 524td 2.4L leaking VIN: WBADB2408F
We replaced a leaking injector at electronic sensor. Started the vehicle the next day and a heavy fuel leak from pressure element at the back of the pump was detected on road test. Pump has been removed and sent out to a pump repair shop for seal change. Does ...
1997 BMW 740iL 4.4L Accessories VIN: WBAGJ8320V
the radio and horn went out at the same time also the steering colum sometime moves to park postion while driving i am thinking steering colum cotrol unit doe's this unit need programed or is it plug and play also doe's anyone have a idea about a differnt fix?...
1999 BMW 528i 2.8L abs VIN: WBADP6333X
Car came in with ABS light on and spedometer not working. Scanned at 20 pin connector and got codes for rear abs sensors. Replaced rear sensors (were crushed by corosion in rear aluminum housing)cleared codes and test drove. Spedo worked for 1 block and ABS li...
1999 BMW 528i 2.8L interior electrical VIN: WBADP6345X
Got a good one here! This BMW does STRANGE things and I'm sure somebody has seen this before! Occasionally, on start up and sometimes just out of the blue the Radio, horn, vanity lights(visor) auto windows, etc. go out and the motorized STEERING COLUMN MOVES A...
2000 BMW 740iL 4.4L electric window VIN: WBAGH834XY
after installing new rear window regulator one touch up no longer works. Is there a way of programming this without a bmw scan tool?
2003 BMW Z4 3.0i 3.0L top VIN: 4USBT534X3
Need some big time help with this top. The front cowl motor works but after that nothing hoppens. There are no codes per autologic. I see a tsb that pump can get wet and damaged. Can this be check with out pulling all out and if the pump is bad do you have to ...
2000 Jaguar S-Type 3.0L Misfire, MIL Lamp on VIN: SAJDA01CRY
Have this s type with an obvious misfire/scanner say # 3 cylinder.I assume that this is on the passenger side and middle cylinder according to alldata.has new plugs and moved coil and boot to other side of engine.Misfire still there on #3.Did compression test ...
2000 Land Rover Range Rover HSE 4.6L 4th gear issue VIN: SALPV164YA
Thanks in advance for any insight as to what this may be. I've done piles of these vehicles for head gasket failures and the other leaks they are manufactured with. I even own one, so am very familiar with most systems. The vehicle has only one code which is i...
1993 Mercedes-Benz 190E 2.3 2.3L orfice VIN: WDBDA28DPG
i need to know if trans. uses ball capsule in pump and orfice in case or just one in the case there was one in the case but not the pump atsg book shows both this is my first mercedes trans. to rebuild any advice or help would be appretited thanks
1999 Mercedes-Benz c250 2.5L poor power VIN: WDB2100232
HI gents, I have this merc with intermitant turbo boost. I have removed the turbo and found nothing wrong with it. I beleave there is a solenoid valve that is electrically operated. If i block off the relief valve the turbo works. Could that valve be faulty or... Trouble codes: P1615, P1481, P1470, P1630
2000 Other European 3200GT 3.2L No Start, Stall VIN: ZAMAA38B01
Hello This 3200GT was with a blown #1 30A fuse (injection/ignition protection). Car stoped on the street and engine would start but not run. After replacing fuse it is working by now. I would like to check circuit regarding this fuse in order to find some p...
1993 Saab 9000 Aero 2.3L Cuts out, Stall, MIL Lamp on VIN: YS3CL65R2P
OK, all you Trionic! This Aero is giving me major grief- It was towed here with a complaint of rough running. The normal things were substituted- Ignition cassette ( my shop "loaner"), CTS is new, MAP sensor was sustituted with known good one, Fu... Trouble codes: 6 (flah code - O2 sensor)
1994 Saab 900 S 2.3L Trans wiring harness VIN: YS3DM58BXR
Hello all - This 94 900s (4-cyl, "new" body style), needs to have its automatic transmission replaced. We have an automatic from a '96 900s on hand, but all of the electrical plugs are different. The shifter position switch (or "range switch") could be swapped...
1999 Sterling FL60 5.9L brake warning lamp VIN: 1FV3GFAC5X
Ok everyone here goes. We took in a Freightliner FL60 for the brake warning lamp on. the light looks like a ! and there is a buzzer going off also. We are not a big truck repair place but our fleet customer turned to us because we work on all thier light duty ...
2002 Volkswagen Passat GLS 4 Motion 2.8L Mechanical VIN: WVWSH63B52
Hey Guys, As usual another weird one landed on our door, This Perticular nightmare is wearing the L/F & R/R brake pads prematurly. The car shows No signs of excessive heat build up. The parts (4Motion) used by another shop are all VW OEM. The brakes are wearin...
2002 Volkswagen Beetle GLS 1.9L MIL Lamp on VIN: 3VWCP21C12
guys needs your help to find where the glow plug module not on relay box like he older beetle in relay box alldata location said in plenum but cannot find it plenum is where the pcm is right??? thanks for your help..
2005 Volkswagen Beetle GL 2.0L srs VIN: 3VWBK31C75
I need help on this beetle. It has been recked and fixed. I am getting a srs code I can't clear 00588.I have replaced the driver air bag and clock spring and it still codes. checked the harness and it looks great. Has anyone had trouble with this code? Please ...
2006 Volkswagen Passat 3.6 3.6L No Start, Stall VIN: WVWFU73C76
Low mileage Passat--never had any problems---no MIL--has start/stall problem after sitting long enough to cool off. No fault codes or unusual data from ECU. Anyone seen this before? After about 10-20 start attempts the vehicle starts and runs normally with no ...
1994 Volvo 940 T 2.3L Excessive Emissions VIN: YV1JS870XR
Turbo geniuses, lend me a hand. I've got this little old lady's Turbo charged volvo four cylinder, the turbo is gushing oil into the intake plenum like Old Faithfull. The car is fine otherwise, but she has no real money to repair. Does anyone know if there is ...
1995 Volvo 850 T-5R 2.3L No Start VIN: YV1LS5710S
This well maintained car cranks but will not start. The fuel pump relay is not getting turned on by the computer. This is pin 31b at the relay and has a 7 volt output from the relay when the key is turned on. The ecu supplies a square wave ground signal when t...
1996 Volvo 960 2.9L air distribution VIN: YV1KS9608T
Hi techs, This vehicle came in with a bad air distribution at the dash, check every vacuum hose , replace one that have leak, clean the induction manifold with carburator cleaner. My problem know, is when you connect the trasmition in "D, R, or L" and run the ...
1999 Volvo S80 T6 2.8L Surge VIN: YV1TS90D3X
this car surges while driving 2 or 3 times only when cold,the electronic throttle control module was recently replaced by volvo dealer ,customer thinks this started after that and took back to volvo they say since there are no codes they dont know whats wrong ...
2000 Volvo S40 1.9L MIL Lamp on VIN: YV1VS255XY
Please help VOLVO Techs...I have this veh. from a muffler shop which they replaced both oxygen sensors, the exhaust manifold, and cat., they also installed the pig tail harness on front O2 sensor and they sent the car to me because they cant get the code 28/po... Trouble codes: 28 (front o2 sensor slow response), P0133
2004 Volvo XC90 T6 2.9L Low Power, smokes VIN: YV1CZ91HZ4
Vehicle being repaired at friends facility. Replaced both turbos, front one had shaft broken and turbine stuck in exhaust manifold, the other one heavily oiled. No codes at the time, also replaced timing belt as maintenance item. Customer took car on 300 mile ...

Fixes & Summaries for European
Fix/Summary Answers
1999 Audi A4 1.8L ABS & Brake VIN: WAUCB28D9X
OK we order a second ABS module kit and when we remove the liner on the left front wheel and remove the windshield fluid bottol we found that the conector on the module was on with the lock but the conector was no all the way in on the rt. side of the module w...
2001 Audi TT Quattro 1.8L MIL Lamp on VIN: TRUWT28N01
Fellow Audi / VW Techs Happily the fix is in!! Bottom line is, a secondary air problem is not always caused by the secondary air system! In this case, as many of you suggested, the Turbo Bypass or Over-run Cut Off Valve was not holding vacuum. Aparently ... Trouble codes: 0411 (incorrect secondary air flow).
1991 Jaguar XJ6 Sovereign 4.0L gauge reading VIN: SAJHY1742M
This one is fixed, we ordered a factory sending unit and the gauge reads normal at this time. Thank you for the replies. We did have two that suggested we add a resistor to the circuit, both the customer and I did not feel comfortable with this option.
1996 Mercedes-Benz E320 3.2L Excessive Emissions, Poor Idle Quality, Misfire VIN: WDBJF55F4T
Hi all in IATN land. Received a ton of info from many members. Found coolant temp sensor to be the problem. Would intermittently go cold causing mixture to go way rich. Thanks again to all who replied. Brad
1998 Mercedes-Benz C280 2.8L MIL Lamp on VIN: WDBHA29G9W
This one defied all attempts to clean ports without disassembly. Owner declined tearing down engine at this time. Thanks for the replies,Bruce Trouble codes: P0410.
2005 Mercedes-Benz E500 4Matic 5.0L transfer cas VIN: WDBUH83J85
This one is gone and fixed. The problem was in the transfer case, apparently the fluid ages and loses its lubricating ability rather quickly.The fix was to change the fluid and drive in a figure 8 until you are about to throw up- as David suggested. Thanks for...
2004 Saab 9-5 Arc 2.3L No Start, Stall VIN: YS3ED59A64
The replies I received sent me to check the CKP sensor more thoroughly despite my information that signal from it during cranking turns on fuel pump (unplugging CKP sensor resulted in no fuel pump). Resistance was about 900 Ohms warm and a good pattern on scop... Trouble codes: P0100, P0103.
1999 Volkswagen Passat GLS 1.8L Transmission VIN: WVWMA63B8X
Missed one bolt on the top that wasn't shown in Bentley book or mentioned in description. However, a few bolts were already missing from what appears to be a replacement engine which threw me for a loop. Thanks for you help!
2000 Volkswagen Golf GLS 1.9L Poor Idle Quality, Hesitation VIN: 9BWGF21J4Y
Well, after replacing fuel filter, cleaning the tank pickup/strainer, checking all glow plugs (all ok), replacing oil pump (pressure cold was 120psi+, now its 80 cold, 25+/- warm) replacing the injection pump with reman unit from VW (After installing pump and ...
1991 Volvo 740 2.3L No Start VIN: YV1FA8850M
Thanx a bunch to all who replied! From the information I got, I was able to rule out a lot of things, but did not have the chance to find the actual problem. We referred the customer to a shop in town that works on a lot of Volvos and thankfully did not wast... Trouble codes: 233.
2001 Volvo V70 2.4L sunroof VIN: YVISZ58D51
Thanks to all that replied. The issue was the internal limit switch in the motor- just like a wiper motor it has "park points". After replacement and setting limits it funtions perfectly. Greg and crew
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