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Prev Professional Automotive Repair Technical Discussions for September 24, 2009
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Help Request Answers
1997 Audi A4 Quattro 1.8L reverse VIN: WAUCB88DOV
Hi Audi techs, vehicle came in with complaint of no reverse at times.Atsg had us isolate the problem to an electronic one as if you disconnect the selenoid connector to the trans the trans has reverse all day. the problem is we have a very poor circuit diagram...
2001 Audi S4 2.7L ABS control VIN: WAURD68D11
I am hoping someone has encountered this. The brakes will often have a pedal that drops while applying as if the ABS was cycling. The pedal drops about 1/4" and is solid. This does not seem to happen back to back. The pedal travel may be slightly long, but not...
2001 Audi A4 1.8L oil pressure VIN: WAUJC68E52
Good afternoon everyone I have an 01 Audi A4 that was towed in because the low oil warning light was on. We performed a manual oil pressure test and the pressure was 60 psi. We tryed a new switch and it made no difference and when the car runs there is no nois...
2001 Audi S4 2.7L differential VIN: WAURD68D71
Hello group, This S-4 came in with a bad left front axle,it had two torn boots with a bad outer joint. We replaced the axle with a new unit. Customer called back a day or so later complaining of a vibration on accel. I road tested the vehicle with him and veri...
1993 BMW 850Ci 5.0L Electronic VIN: WBAEG132XP
this bwm has a 2 amp draw.if i pull the 1 fuse it goes away.the aux water pump is running.when i disconect the pump the draw is 1.3 amps.shopkey is no help.think is the a/c controler but have no way to check it to be sure.
1997 BMW M3 3.2L compressor VIN: WBSCD0327V
Compressor stays on all the time. However it is commanded on by the DME. Upon startup the compressor is off for 5-10 seconds then the DME turns it on. Under full throttle it will turn the compressor off and then on again (like it should). Scanner (Launch) show...
1997 BMW 328i 2.8L 2-3 shift VIN: WBACD4327V
We just recently replaced the transmission in this vehicle with a used unit. The pan was dropped before installation and the pan was free of any foreign material and the fluid was pretty clean. After installing the transmission there is a really bad shudder ri...
2000 BMW 323Ci 2.5L Fuel Pump VIN: WBABR3340Y
Hi all, My customer installed a "Dice Interface for iPod", he did it as per instructions, I drilled him about this and he is good as he works with electronicas. Upon trying to start the vehicle, it didn't. Came in to the shop on the hook, found blown 15A fuel ...
2002 BMW M3 3.2L Control Unit VIN: WBSBR93422
This is my first adventure into the SMG world. I have driven them for short distances before but have had no issues with them yet. I must say I do not like them for driving purposes. My left foot gets bored. But opinions aside this is my issue: Codes 056 and ...
2004 BMW X5 4.4i 4.4L transfercase VIN: 5UXFB53514
reploaced both front axels due to torn cv boots but it did not correct problem when making sharp turns feels like clutches might be slipping in either differential housing or in transfer case fluid looks good in both and is full the 4x4 light is on did have a ...
2006 BMW 325xi 3.0L Transfer Case VIN: WBAVD13546
Thanks guys for your recent sugg. I must be honest the LF tyre needs changing as the car is sitting on 19"chrome wheels the rest of tyre are ok,My main concern with the lauch scan tool whenever I enter the DSC module the data for the steering angle sens. is -6...
1986 Jaguar XJS 5.3L Cooling Systems VIN: SAJNL3046G
Help! Towed in; Had been to another shop for overheating issue, they replaced waterpump and several hoses. Cooling system is filled with a mayonase like substance(lots) and it pushes combustion gasses out cooling system when running. sent rad out for testing a...
1998 Jaguar Vanden Plas 4.0L Headlights, Low Beam only VIN: SAJKX6246W
This car came in with a dead battery. The customer said that the headlights came on in the night and drained the battery. I charged the battery and let it sit for a few days until i had time to get to it. After 3 days of sitting in the hot sun I noticed that j...
2002 Jaguar X-Type 3.0L harsh 2-3 shift
I have a 02 X type that we rebuild the trans and still doing the same thing we shange valve body and still the same. I don't have a scanner that can read trans data only the generic pids. please help
1992 Mercedes-Benz 190E 2.6 2.6L No Start, Stall VIN: WDBDA29D4N
I checked compression and fuel pressure all in order there. I added extra fuel and that did not help but if I push down on the air flow meter just a hair the car starts and runs but as soon as I release it it dies. When I crank it the air flow meter doesn't mo...
1997 Mercedes-Benz S600 6.0L Misfire, MIL Lamp on VIN: WDBGA76G9V
Hey Techs; I'm tired off this car, I only work on it because my best friend owns it. The newest problem is a missfire on all the left bank cylinders, only under load 4500 - 6000 RPM. I Know the right manifold feeds the left side. I have swaped the air flow sen... Trouble codes: P0307 (p0308-), P0308 (p0309-), P0309 (p0310-), P0310 (p0311-), P0311 (p0312-), P0312 (testing and results)
1998 Mercedes-Benz E430 4.3L Accessories VIN: WDBJF70H9X
This E-430 came in for several interior options not working, drivers window and seat, door locks and sunroof. Performed shoort test got several codes for Eis comunication to front door control n69/1 and /2 modules, ocp module n70, and a MSS module n26/9 also g...
2002 Mercedes-Benz ML320 3.2L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 4JGAB54E12
Hello all you mercedes techs out there, this one is killing us. We have changed everythign and still the same codes are popping up, sorry it's been a long day and I don't feel like going to my other dest to get the benz codes so I just entered the odb11 codes ... Trouble codes: P0300, P0303, P0304, P0305
2004 Mercedes-Benz C240 4Matic 2.6L TCC lockup VIN: WDBRF81J04
Car was in a slight rear end collision, clinet says it might have started after that. Vehicle surges when changing gears and has a low frequency dronning vibration that occurs with the TCC being fully locked. Fully locked in gears as low as 3 and at low speeds...
2004 Mercedes-Benz SL500 5.0L abc VIN: WDBSK75F74
using sds did rodeo test could not no pressure applied air pressure to reservoir for the abc and changed oil and filter pressure back but during rodeo test drop from 180 bar to 120 bar then rodeo test stops by itself if i let car sit without running pressure d...
2008 Mercedes-Benz S550 5.5L brakes VIN: WDDNG71X88
Hi. I need help. I have to replaced front brake pads and rotors. Is there any system need to be deactivated beforehand? My Mitchell manual does not any info. Appreciate your assistance.
2009 Mercedes-Benz CLK350 3.5L head lights,tail lights VIN: WDBTJ56H89
Vehicle is salvaged title.Vehicle was here a month before for brake & lamp inspection.All lights were working.Shop that was working on it before us said they changed battery and now lights don't work.Also they said vehicle was brought to them for charging prob...
1988 Porsche 911 Turbo Carrera 3.3L No Start VIN: WP0JE0933J
OK, Thanks in advance to all who may have a idea on this problem. I inherited this 1988 Porsche 911 Turbo(CDI Ignition/Motronic Fuel Injection) from another repair facility. The owner of the vehicle states that the car quit running while driving. I personally ...
2002 Saab 9-3 SE 2.0L Poor Idle Quality, MIL Lamp on VIN: YS3DF58K32
morning all,i have this Saab that came in with a ck engine light,hard start,idles low,rough run. pulled a p1312 and a p1605,cleared codes car now starts,idles and runs great. took for a test drive all was well until i "got on" it,ck engine light came back on,g...
2000 Volkswagen Passat GLX 1.8L revese to drive shift VIN: WVWAC63B41
hello all, shift into reverse back out and into drive and its a little firm. I drove the car around for twenty minutes and it never spliped or banged into gear or anything else no mil or codes, customer just complaining about the harsher d shift. it wasnt to v...
2002 Volkswagen Jetta GLS 2.0L MIL Lamp on VIN: 3VWSK69M32
Not sure what's happening with this one. First it's a VW and I haven't worked on many of these. After scanning the computer and finding the 420 code, I looked at some of the scan data which is limited because I only had generic mode on my Brick. The data showe... Trouble codes: P0420
2003 Volkswagen Beetle GLS 2.0L 1-2 and 2-3 shift VIN: 3VWCK21Y73
Cold running the transmission works like a charm. After reaching operating temperature ...sometimes... a hard 1-2 and 2-3 shift occurs. Shift is hard enough to chirp the tires. Sometime the 2-3 shift is hesitant and even seems to pull back as if a torque conve...
1995 Volvo 960 2.9L engine VIN: YV1KW9618S
car towed in. timing belt tensioner broke. no compression. machine shop well known to us repaired head. replaced bent valves and 13 guides. installed head. car starts fine and runs correctly. however on road test noted smoke puffs on take off after sitting at ...
2002 Volvo V70 2.4T 2.4L Struts/shocks VIN: YV1SW58D02
Hi Folks, Going to change the struts and shocks in the wifes V70. Anything weird I might run into? Special tools? I read something about a star shaped upper nut on the strut? Using all OE parts, and changing spring seats, and upper shock bushings at same time....

Fixes & Summaries for European
Fix/Summary Answers
2000 Audi A6 Quattro 2.7L Alt, battery VIN: WAUED24B4Y
ok turns out the alt.was ok because we should have looked at the amps not the volts at idle,as far as the instrument cluster losing the tach signal it was the coding between the cluster and the ecm was incorrect. Its amazing what a Solus scan tool can do. than...
2002 Audi A4 1.8L misfire VIN: WAUJC68E42
WOW I got sugestions in just about every direction a guy could think of. My thoughts were correct when I made myself go check. the #3 rod is bent it is about 1/4- 5/16" lower that the other three. I have had to do pistons before on this but never had one bend ...
2001 BMW 740iL 4.4L abs VIN: WBAGH83491
Thank You So Much For yours Help very fast replied.yes after i got yours replies i checked ABS Unit Control, it needs replace but customer delined work at this time because no money.Again i thank you very much for all of yours replied to me.
2002 BMW X5 4.4i 4.4L Air Suspension VIN: 5UXFB33592
I cracked open the line to the left bag and slowly let out the air. Used the Autologic to pump it back up and set the ride hight. Simple steps. I bought the Autologic and just got it 2 days ago. Great tool and the only tool to use if you plan on touching BMWs....
2003 BMW 530i 3.0L MIL Lamp on VIN: WBADT63423
i did reprogram DME ... test drive 2 day so far code not coming back and the car already return to customer thanks for all the help Trouble codes: P1193.
1994 Mercedes-Benz E320 3.2L Surge VIN: WDBEA32E1R
Thanks for the responses guys. All the voltage and electrical tests recommended came back perfect. We went back to basics on this one and all roads pointed to the throttle body. We replaced it and the car runs perfect again. Thank you all once again!
2002 Mercedes-Benz E320 3.2L power windows and door locks, turn signals, power VIN: WDBJF65J72
Thank you all so much for your responses. It took longer than I expected to close this because the customer's husband decided to get a second opinion from guess who? The guys who hang out outside Autozone preying on do it yourselfers! This guy is a real work o...
2003 Mercedes-Benz S600 5.5L Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: WDBNG76J63
first of all i would like to thank all who replied , the N91.. electrical box that powers the coil modules was intermittent. and would not act up all the time, again thanks for the help Trouble codes: 2057 (cat damaged), 2058 (misfire), 2059 (misfire), 20F4, 205C, 205A.
1996 Porsche 911 Carrera 3.6L Clutch VIN: WP0AA2991T
We finally figured out what was going on with this one! I installed the ring gear onto with the flywheel with the stepped shoulder facing the flywheel. Our shop manager figured out that this was the wrong direction. With the stepped shoulder of the ring gear f...
1999 Saab 9-5 2.3L Auto Trans VIN: YS3ED58E4X
Tranny from 2000 V6 has been swapped into 1999 4-cyl and is working fine with the existing 4-cyl TCM. On the issue of whether this was a good swap, some said GO, some said NO, some just said YO !!  Jim [...] ad Chuck Crespi said they'd done this swap before wi...
1998 Volvo S70 2.4L No Start, Hesitation, MIL Lamp on VIN: YV1LS5572W
Hi everyone. Thanks for your input. We were finally able to fix this car. After testing everything we could think of, to make sure we weren't doing it needlessly, I pulled apart the main engine wiring harness. I found one of the wires for the airflow meter ... Trouble codes: EF112.
2001 Volvo V70 X/C 2.4L turbo VIN: YV1SZ58D91
I replaced the oil trap and PCV hose and put synthetic oil. The customer has driven the car for a week and said all is good - no oil consumption so far. Thanks for your replies, it was very helpful.
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