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Prev Professional Automotive Repair Technical Discussions for September 22, 2014
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2005 Audi A6 Quattro 3.2L Hesitation, Misfire VIN: WAUDG74F95
Car came in with a idle hesitation and stumble on acceleration. No DTCs stored. Reading the misfire counters it randomly misfires on several cylinders about 75% of the time. it clears up for a few secs but then acts up again. I smoke tested intake system (no l...
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2008 Audi A6 3.2L engine VIN: WAUAH74F28
Vehicle came in w/ an intermittent valve train type noise. If engine RPM's are raised while problem is occurring, symptom will clear up. I've come across this concern with other vehicles such as Ford, Toyota and Honda w/ a variable valve timing system. Ford ve...
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2011 Audi Q5 Premium Plus 2.0L Leak VIN: WA1LFAFP4B
Ok, not alot of exp with an Audi this new. Came in last week running very badly. Tech working on it found the crankcase breather valve/oil separator was bad. Changed it and runs great. Came back in with a really bad oil leak. IT'S BAD!!! Coming from inside the...
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1998 BMW 528i 2.8L Monitors/long crank VIN: WBADD6320W
I did a head gasket and had a vanos code, I found I did vanos wrong also cross two wires with same plug (secondary air solenoid and evap solenoid. so I had vanos, secondary air system and evap system codes. after vanos and plug were corrected the codes went aw...
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2000 BMW 323i 2.5L Hesitation VIN: WBAAM334XY
This BMW was in an accident and came in with a cold running complaint that its difficult(hesitating, lack of power) to get the car over 20mph until it warmed up for about 2-5min. After 2-5min it would drive decent, slightly underpowered. Smoke testing intake r... Trouble codes: P0170, P0173
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2004 BMW 325i 2.5L Mechanical VIN: WBAAZ33454
This vehicle is a friends and still fooling around with it,now looking at his oil leak coming from left side of block running down behind a/c bracket to a good drip. Was looking at archives and was reading about a o-ring that gets hard for o-filter assembly,d...
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2000 Cadillac DeVille 4.6L no start VIN: 1G6KD54Y0Y
Due to the fact of cost on all these parts, need to know for sure pinvpoint tests, and whats common. Reading alot of ignlock cyliners with ign switches. A few pass key decoder modules
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1991 Chevrolet S10 Blazer Tahoe LT 4.3L Poor Idle Quality, Stall VIN: 1GNCT18Z5M
Here's another one for the books. This blazer was towed in. The engine only runs at 1200rpm and above and no codes were set. Inspection showed the TBI was a mess and the IAC valve was worn and old. I rebuilt the throttle body and replaced the IAC valve. Instal...
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1993 Chevrolet P30 7.4L Poor Idle Quality, Cuts out, Stall VIN: 1GBJP37N0P
this rv dies if you are n gear and are moving you hit the brakes. I checked it out and it seemed to b loosing pulse to the injectors. problem seem to b coming from the pcm. so I replaced it with a remaned pcm. but no change. tested the module n the dist couse ...
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1998 Chevrolet K2500 Cheyenne 5.7L passlock VIN: 1GCGK29R8W
Customer came in with occasional no start. Retrieved codes P1626 and U1192 from Passlock module using Maxidas DS708. Verified no start condition after clearing codes and P1626 reset in the passlock module. Attempted to bypass key cylinder using the common "res...
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2006 Chevrolet Express 3500 4.8L Misfire VIN: 1GBHG31V56
miss fire all times, mostly on cylinders 1,6,7 some times 8... on idle or accel all times, checked compression, leak down, back pressure, spark, injecters pulse, noid lights test, all normal or good, smoked intake for leaks none found, fuel trim...LT #1 25% LT... Trouble codes: P0171, P0300, P0420
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2008 Chevrolet Suburban 1500 LTZ 5.3L Misfire VIN: 1GNFK16398
Thank you guys in advance for your help. Truck came in with a misfire and check engine light. Found a P0300 and a dead miss on #1 cyl. Found NO compression on #1 cyl. Pulled rocker cover and found intake Pushrod not moving. So, we sold R&R heads and found l... Trouble codes: P0304
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2004 Dodge Ram 1500 ST 5.7L Transfer Case VIN: 1D7HU18DX4
Hey Dodge guys, I have this 2004 Dodge Ram 1500 that is beating me up. The customer brought it to me saying that he thought it was stuck in 4 High. This happened after he accidentally put it in 4 Low. We could manually shift the case so we put an aftermarket s...
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2002 Ford Focus SVT 2.0L Mechanical VIN: 3FAHP39502
I Need Help. we've had the trans out 3 times, installed a new engine rear main seal, clutch kit, & slave with new seals & the leak appears to be coming from the slave-leaking trans fluid. The first slave seal was rough so we put a new slave & seal in, added dy...
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2007 Ford F-150 XLT 5.4L starter VIN: 1FTPX14V27
Hello fellow Techs, This truck came in with a starter condition that when cranking, would make a "grinding" noise. I performed a voltage drop test on the battery and starter with good condition results. Very low voltage drop, (0.07) while cranking. I also ran ...
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2011 Ford F-350 Super Duty XL 6.7L Excessive Emissions VIN: 1FD8W3FT4B
Hey guys need some help with this one came in with a intermittent stating problem and check engine light on replaced bad batteries haven't seen any starting problem since the problem is in the EGT system code P2031 scan data looks good test drove the temp got ... Trouble codes: P249A, P2031, P068E
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2011 Ford F-250 Super Duty Lariat 6.2L windshield wipers VIN: 1FT7X2B6XB
Customer stated the windshield wipers intermittently operate without the switch being on however it only occurs when you have just turned it back off after using the wipers. This truck has the "steering column module" as Ford describes it which will not give m...
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2006 GMC Yukon XL 1500 Denali 6.0L Poor Idle Quality, Misfire VIN: 1GKFK66U36
2006 gmc yukon with a 6.0, came in with check engine light on, only stored code was for cylinder 5 misfire, noticeable at idle only. verified with scan tool that misfire goes away completely above 1000 rpms. checked for compression 155lbs. replaced plug and wi... Trouble codes: P0305
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1999 Honda Accord LX 2.3L O2 sensor wiring VIN: 1HGCG3269X
I need some help with this accord.i have problems with this O2 sensor heater and I cannot find information anywhere about it.if someone out there knows how to check the ground side on the heater.i believe the system is the same as any O2 sensor but,im not 100%...
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2003 Honda Civic EX 1.7L Compressor VIN: 1HGES26743
CUSTOMER CAME FROM ANOTHER SHOP WITH AN ENGINE NOISE. THEY TOLD HIM HE NEEDED A WATER PUMP. AFTER INSPECTION FOUND A/C COMPRESSOR LOCKING UP. REPLACED A/C COMPRESSOR, DRIER, FLUSHED SYSTEM AND RECHARGED. AFTER REPAIRS DONE TRIED TO ENGAGE A/C AND AND STILL REM...
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2007 Honda CR-V EX 2.4L Strut mount VIN: JHLRE38747
I'm having an issue with this vehicle. I have installed new struts and mounts and sway end links due to clunking. I used KYB's, and now I'm having a problem with the right front strut mount binding while turning left and right. I tried another strut mount whic...
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2007 Hyundai Accent GLS 1.6L air bag VIN: KMHCN46C87
vdehicle has a b1448 ocs occupant mat defect. Just not sure if this is considered the seat sensor or not. I am not very experienced with air bags, usually tell customers to go to dealer, but this time I am the customer. Any help would be appreciated.
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2008 Hyundai Elantra SE 2.0L Mechanical VIN: KMHDU46D98
calling all hyundai techs,just did a timing belt,waterpump and tensioner on this 2.0l elantra.now it has a high pitched/chirp/rattle noise that sounds like its coming from the timing area when under accel,light load,at about 1500 up to 2500 rpm,then goes away ...
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2002 Land Rover Range Rover HSE 4.6L No Start VIN: SALPM16492
I am just putting this one out there for any input I can get. The story with this vehicle is that last winter a big chuck of ice fell onto the hood and crushed the hood. This pushed the hood into the fuse box breaking the cover and unsure what other damage. Cu...
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1997 Mercedes-Benz E320 3.2L Poor Idle Quality VIN: WDBJF55F3V
Mercedes Techs, thanks in advance for your help - vehicle belongs to manager of one of our fleet accounts - engine would start and idle, however no accelerator response - checked and found bad throttle body - due to cost of new throttle body and age of vehicle...
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2003 Mercedes-Benz S430 4Matic 4.3L brake light VIN: WDBNG83J93
test all systems and found can communication from ESP causing the brake lights to stay on? test all communication modules-found when disconnecting ABS/ESP module the brake lights went out? Removed module and sent to BBA reman for Diagnosis-They replied that th...
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2001 Mitsubishi Galant ES 2.4L emissions VIN: 4A3AA46G91
car came in with check engine light due to a EGR system failure, we found a bad EGR control solenoid that was bad ecu was reset after repairs car was driven about 200 miles check engine light stayed off we told customer it was ready to be smogged but it failed...
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2007 Nissan Quest SL 3.5L MIL Lamp on VIN: 5N1BV28U47
Have looked at live data and bank 2 o2s show lean condition . Smoke tested intake, only leak is at EGR valve, which I think is normal for not being started, any ideas guy's using snap- on solis ultra looking at data in which mil was commanded on shows a open l... Trouble codes: P0174
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2003 Saab 9-5 Aero 2.3L oil leak VIN: YS3EH49G63
This Saab sob story started with a thrown belt & seized idler - but there was oil everywhere & we were afraid the belt would become oil saturated & come off again soon. Leaks were originating from the crankshaft seal area & right rear corner of the head. We d...
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2006 Saab 9-3 Aero 2.8L master cylinder? VIN: YS3FH41U86
customer concern very soft brake pedal going more than 1/2 way to floor. inspected all brakes--ok, calipers working fine, pinched each flex line to every caliper with no change in brake pedal. no fluid leaks... Replaced master cylinder and pressure bleed brake...
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2010 Subaru Legacy 2.5i 2.5L compressor VIN: 4S3BMBK66A
Help Subaru techs!! We replaced this Subaru compressor last time the car was in- no cold air and no pressure change low to high side. We broke it in by the book- pulling the fuse- idling, ect. We also added oil per Subaru instructions. we were good for about 2...
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1985 Toyota Corolla LE 1.6L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: JT2AE83E9F
Got this old carbureted corolla here. When car is cold the engine runs pretty rough. Almost feels like a misfire or like one or two cylinders are weaker than the others. Engine will stall intermittently but it will run for the most part, just not very well. Th...
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2000 Volkswagen Beetle GLS 1.9L No Start VIN: 3VWCF21C9Y
Please help - Officially Stuck on this one - Read closely, NOT THE NORMAL PROBLEMS: customer said pulled out from fuel station and car died, he was sure it was the timing belt. When i got the car, the timing belt was already off. I sent the cylinder head out f...
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2004 Volkswagen Passat GLX 2.8L ABS module VIN: WVWRH63B84
My questions is : can i get a used one for our customer and re-code it to his car and be done with it ? Has anyone done this before ? Does the new snap on Modis with latest update work to re-code it ? Thanks for helping .
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2002 Volvo V70 X/C 2.4L Loss of power VIN: YV1SZ58D62
Car will run fine for days then while driving it will loose power almost impossable to accelerate. If you cyle the key off and on the car will accelerate normally agian for days at a time. we have checked the wires from the gas paeddle to the ecu the throttle ... Trouble codes: P2127
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2009 Audi A3 Quattro 2.0L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out VIN: WAUKF78P89
Yes it is fixed #3 injector and all injector seals replaced. Thanks for all the help Trouble codes: P0302 (p0304-), P0304 (p0303-), P0303 (p0304-), P0304 (p0303-), P2293 (testing and results).
7
2001 BMW 740iL 4.4L turn signals VIN: WBAGH83431
thanks to all that replied- the light control module had failed. Replacement corrected the concerns- I guess sitting for 32 months and then a jump start killed it! Greg and crew
7
2000 Chrysler Sebring JX 2.5L instrument cluster VIN: 3C3EL45HXY
SORRY FOR TAKING SO LONG TO CLOSE THE POST. CUSTOMER NEEDED VEHCILE BACK FOR THE DAY. WAS GOING TO BRING VEHICLE BACK WHEN HAD MORE TIME. HAVE NOT SEEN VEHICLE BACK SINCE. THANKS TO ALL THAT REPLIED.
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2000 Dodge Dakota SLT 3.9L Hesitation, Cuts out, Misfire VIN: 1B7GL2AX9Y
thanks for all the repleys. we installed a new set of plugs and 2 new o2 sensors. that seemed to fix problem. the truck has great power and starts right up everytime without any cutting out
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2003 Dodge Intrepid SE 2.7L Blend Door VIN: 2B3HD46R63
The blend door was broken, after replacing blend door recalibrated and everything works
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2009 Dodge Grand Caravan C/V 3.3L abs VIN: 1D4HN11E69
hi guys the problem was the clock spring i replace it no more code thank you guys again
5
2000 Ford Taurus SE 2-Valve 3.0L MIL Lamp on, Runs fine VIN: 1FAFP55UXY
Thanks for all the tips and help. After going back through all diagnosis steps for both codes and scoping IAC circuit and operation. I came back to the same conclusion bad PCM. I don't have access to an IDS to program a replacement PCM, so I opted to buy one t... Trouble codes: P1504 (idle air control circut malfuction), P1460 (wide open throlle A/C cutout circut).
12
2003 Ford Excursion XLT 5.4L pressure readings VIN: 1FMNU40L63
thanks to everyone who responded to my help request. This SUV had multiple problems. This is a quote from Clay form North Carolina " the recirc door isn't closing. your pressure readings are reflecting that heat is being drawn from system and fan operat...
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2007 Ford Escape Hybrid 2.3L power steering VIN: 1FMCU59H67
Thank you for your responses, I tested the motor and it was shorted to ground. the wires are led from the gear to the power steering control module. I replaced the module and presto. fixed! no programming necessary !
6
2011 Ford E-250 4.6L overdrive VIN: 1FTNE2EW6B
It turned out to be an internal problem in the trans. I spoke with one of the R&R guys who works for him and he said they pulled the trans back out, went thru it again, and now it was working fine. I haven't been able to talk with the actual builder to see w...
4
2006 Honda Odyssey EX 3.5L Passenger sliding door VIN: 5FNRL38436
Ok, it's fixed. The quick answer was the ratchet switch in the passenger sliding door latch assembly. I don't know why we lost all communication with the module over this once we tried to re-home it, which made my life miserable for two days, but it did. Afte...
2
2007 Honda Odyssey LX 3.5L steering angle sensor VIN: 5FNRL382X7
Driver of vehicle has not been able to return to shop as of yet. The relearn was completed and the alignment check and was correct, also tire size was per door label and all parts on front end ok. I will update info when the car returns to shop
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2008 Kia Spectra SX 2.0L MIL Lamp on VIN: KNAFE12178
Thanks to all who replied to my post , I went over the options with the customer and she decided not to repair this vehicle at this time. Again thanks Trouble codes: P2626 (Left o2s pump trim open b1s1), P2097 (Post fuel trim too rich), P2196 (Left o2s signal stuck rich b1s1).
7
2008 Mercedes-Benz S550 5.5L Cruise control VIN: WDDNG71X08
I never got the car to act up for me. I really think this may be a software issue. The customer is not using the system when the warnings appear. Justin suggested I go with the customer and see how this occurs. I think that is the best idea, but the customer i...
6
2006 Mini Cooper S 1.6L abs module VIN: WMWRE33576
summary is abs control module is internally defective, there is a replacement available at dealer as a "repair kit" Due to high cost customer declined the repair since its an intermittent fault even though hard code in abs computer the abs indicator is off and...
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2006 Nissan Frontier SE 4.0L Recirculation (Intake Door) Motor VIN: 1N6AD06W36
I got some information in the forum section and the one reply indicating to try to lube the motor. With plastic gears inside and its attempting to strip them, it will take more than lube to help it, but thank you for the reply. In a couple weeks, I'll be rep...
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2005 Subaru Legacy GT Limited 2.5L misfire VIN: 4S3BL67605
Car is fixed. Never did find root cause.After retracing all steps,for the fifth or sixth time?.Realized coil connectors on right bank where crossed.(we crossed them many steps ago thinking they were crossed then).Car started and ran fine.Road tested multiple t...
12
2007 Toyota Camry Hybrid 2.4L hydraulic assembly VIN: JTNBB46K47
I bled the system using a scan tool. It took a while to follow the procedure exactly. The hoot noise is gone now. Thank You all very much.
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2008 Toyota Camry XLE 2.4L engine overheating VIN: 4T1BE46K88
thanks for everyones help found that radiator had been replaced before coming to our shop and the installer failed to remove plastic cap on lower radiator hose outlet and cap was wedged into lower radiator hose completely blocking off coolant flow probably cau...
17
2012 Toyota Camry LE 2.5L Hesitation, Misfire VIN: 4T1BF1FK7C
The fix was for the dealer to reflash the trans module and relearn with the driving habits of the customer, said he has to drive it for a couple of weeks to readjust? Hope that does it , seems ok at this time, tech posts were "how are the plugs?" the plugs are...
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