Automotive Technicians Technical Discussion and Fixes for Oct 29, 2014

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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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	Help Request	Answers
	2000 Audi A8 Quattro 4.2L winshield washer VIN: WAUFL54D5Y please help. Fabio [...]	View
	2000 BMW 328Ci 2.8L reverse VIN: WBABM5348Y Vehicle has the GM transmission. It has no reverse gear but shifts through all forward gears fine. The only relevant fault codes present are in the Body module and they are fault code #s 8 and 9. (K-Bus reception fault and K-Bus transmission fault) Unclear if ...	View
	2007 BMW 335i 3.0L turbo VIN: WBAWB73597 This vehicle is using a lot of oil, and accompanied with a turbo whine under aceleration which cannot be duplicated on the hoist to isolate which one. The oil is clearly coming out of the exhaust, but no evidence of oil burning on spark plugs. There are some m...	View
	2008 BMW 328i 3.0L heat out put VIN: WBAVA37578 our customer complained of no heat in vehicle. it had codes 2e8e and 2e85 stored in engine computer. we determined that the electric water pump was not coming on. we replaced the water pump with factory unit. after fire up we tested heat. outside temperature i...	View
	2000 Buick Park Avenue 3.8L windows locks mirrors VIN: 1G4CW52K4Y Hello fellow members and thanks in advance. I have this park ave that has no working power windows , mirrors , locks & interior lights do not come on when you open drivers door but work when you remove key from ignition. the windows do not work from any switch...	View
	2005 Buick LaCrosse CXS 3.6L Starting VIN: 2G4WE537X5 Intermittent no crank due to no response from PCM. If I jump starter relay terminals 30 and 87, PCM will wake up and car can be started normally until car sits long enough(10 minutes) for PCM to go asleep. I only have jump the relay terminals for a split secon...	View
	2007 Buick Rendezvous CXL 3.5L gauges VIN: 3G5DA03L27 We have an overcharging situation only under hard acceleration. Charges up to over 18 volts. If you drive easy no problem. We have no codes. We replaced the alternator with no change. Has anyone seen this problem before. Under over voltage condition, dash ligh...	View
	2011 Cadillac DTS 4.6L coolant crossover VIN: 1G6KH5E63B Hey cadillac guys i was looking for any tips or precautions on this job since this is my first time doing this. The coolant crossover gaskets are leaking. Looks like a pretty big job. The local dealer had 4 gaskets in stock & said their techs replace these 4 g...	View
	1994 Chevrolet S10 LS 4.3L 1-2 shift VIN: 1GCDT19W3R This truck is for a friend of mine so we are looking for a cheep fix. The truck will have a long delayed shift into 2nd gear when driving slow in town. It shifts perfect normal or aggressive. It acts like the shift cable is out of adjustment but it don't have ...	View
	2000 Chevrolet S10 4.3L Red Brake Light VIN: 1GCCT19W9Y This truck came in for red brake light comes on dash while turning on corners; even the red brake light comes on while idling by just turning the steering either direction. But when you turn the steering back to center, the light turns off. I check for fluid l...	View
	2002 Chevrolet Trailblazer LS 4.2L MIL Lamp on VIN: 1GNDT13S32 We could not get spark plug removed so we got the tools in order to hold camshafts in the rear and the wedge tool for timing chain and removed cylinder head to have repaired. Wedge tool did pop out causing tensioner to fully extend out but thanks to IATN, we u... Trouble codes: P1345 (Cam/Crankshaft variation), U1000 (Class II serial data)	View
	2002 Chevrolet Trailblazer LS 4.2L 4x4 system VIN: 1GNDT13S82 Thanks to alin advance. This truck came to us with a no 4x4 working, we have no light on the dash and can not comunacation with the moduel. we have tested the switch, fuses ohm the switch, power to the moduel and the motor on the transfercase and all checkout ...	View
	2007 Chevrolet Avalanche LTZ 5.3L MIL Lamp on VIN: 3GNEC120X7 Having problems with bank 1 running all the way to +30 trim on decel. You can not watch variable displacement system and fuel trims on the tech2 at the same time. I cannot absolutely verify this but it only seem to go lean like this when the variable displacem... Trouble codes: P0171	View
	2002 Dodge Ram 1500 ST 4.7L No Start Truck came in as no start. Found pcm had died,ordered rebuilt one and ck'd all sensors before plugging it in. Found 4.8 volts on sensor ground. Black light blue wire, traced to tcm terminal 51 pulled plug on tcm voltage gone, thinking tcm had failed and took o...	View
	2002 Dodge Neon SE 2.0L MIL Lamp on VIN: 1B3ES46C82 I replaced a head gasket on this vehicle. The machine shop replaced the camshaft due to worn cam lobes. Vehicle runs and drives great but has an extended crank time. Have checked base timing/okay. Checked cmp signal/okay. Checked all circuitry to and from cmp/... Trouble codes: P0340 (No cmp signal at pcm)	View
	2002 Dodge Ram 2500 5.9L Lift Pump VIN: 3B7KF23C62 This came in as a no start, quit running while driving. It has no lift pump output while cranking but as soon as you stop cranking the pressure goes up to 10. We pulled the power and ground from the lift pump and with no load the voltage is at 8.8 with key on ...	View
	1996 Ford Aerostar XLT 4.0L Temperature Gauge VIN: 1FMDA41X5T Hello Everyone, I have this Aerostar van that has an erratic temp gauge. The vehicle came in with a misfire and I diagnosed that the cyl. #4 had a cracked head or head gasket. Tore engine down and found that both heads were cracked. Replaced both heads with n...	View
	2003 Honda Accord EX 3.0L Srs VIN: 1HGCM66553 Replaced seat belt pretensioner with OE Honda part for a code 21-80 short to B+ in drivers seat belt tensioner. A couple hundred miles later and SRS light back on with same code. Let vehicle run at idle without touching anything and 54-50 internal failure of S...	View
	2014 Honda Accord Plug-In 2.0L maintenance Minder VIN: 1HGCR2F76E One of my long time customers recently purchase a new 2014 Honda EX 2.4L with CVT. (The VIN incorrectly identified this car as a 2.L plug in hybrid.) This car has a sophisticated computer driven algorithm called "maintenance minder" which calculates maintenanc...	View
	2003 Jaguar X-Type 2.5L abs module VIN: SAJEA51D13 Hi all, I recently got a great deal on this x-type jaguar. When I got the car, the ABS and check engine lights were on. I scanned with Autologic and found codes for rear right wheel speed sensor, and the same code was in the ECM. I tested the speed sensor and ...	View
	2004 Jeep Grand Cherokee Laredo 4.0L blower VIN: 1J4GW48S54 This should be a simple fix but I'm a small shop with only AllData for info and it's left me high and dry again. I have no power at the blower motor. If I back feed the connector at the blower, I get all speeds. I checked the 40 amp fuse #1 under the hood and ...	View
	2007 Jeep Compass Limited 2.4L Stall VIN: 1J8FF57W87 I'm not sure where to go on this one. Customer states he will drive to a pick up or delivery, car sits for maybe 15 minutes at the most, and the engine will stall when put into reverse. This is my second attempt with this problem. The last time we drove this t...	View
	2007 Jeep Commander Overland 5.7L Tpms VIN: 1J8HG68217 Was able to program id code off Sensor into WCM. Still not reading pressures on gauge cluster messenger. And still flags C1502	View
	1994 Lexus LS400 4.0L crankshaft seal VIN: JT8UF11EXR This is my wifes vehicle and it has developed a leak at the front crankshaft seal. It has progressivly gotten worse. We have tried factory and aftermarket seals, doesn't seem to make any difference. I don't see any damage to the seal housing or crankshaft snou...	View
	2011 Mercedes-Benz ML350 Bluetec 4Matic 3.0L leak VIN: 4JGBB2FB6B we checked suv just out of warranty.Found tsb on oil cooler gaskets and seem to match our symptoms. we removed intake and turbo and replaced with updated oil cooler gaskets.Now we still have a smaller leak seems like it starts from middle of bell housing and r...	View
	1999 Mercury Grand Marquis LS 4.6L Charging VIN: 2MEFM75WXX I have tested the ignition wire at termal 1 at the alt and when it dont change there is no voltage. I have tested the ignition switch and it tested ok so I put one on because this does not happen all the time I thought it might have a bad spot. It charged grea...	View
	1996 Plymouth Grand Voyager SE 3.3L Cuts out, Stall, MIL Lamp on VIN: 1P4GP44R1T Have this 3.3 Voyager that runs very poorly. It will buck severely under acceleration and stall while idling. The idle also fluctuates badly. It had the codes listed. After clearing the codes, only the P1391 has come back. The CMP harness looked very bad, so r... Trouble codes: P1391 (Intermittent loss of CMP or CKP), P351/, P0123 (TPS voltage higher than maximum limit)	View
	1997 Pontiac Grand Prix SE 3.8L fuel sending unit 5 volt ref signal VIN: 1G2WJ52K4V i do not have any wiring schmatics for this level sensor, i would assume that the level sensor is bad but tests fine (ohms). mitchell states that the sensor should be between 0-90 but the also states 40-220 ohms. my main question is where does the purple wire ...	View
	2004 Pontiac Grand Am GT 3.4L Stall VIN: 1G2NW52E34 Vehicle will never stall while running in shop. Vehicle will stall after 10-15 of driving time. Will restart within 30 seconds to 2 minutes and will run again for another 10-15 minutes. We were able to check for spark and fuel pressure which are both fine. Unf...	View
	2005 Subaru Impreza WRX STI 2.5L Misfire VIN: JF1GD70625 Has anyone had a Subaru Wrx with mutiple failed coils. The car came from a car lot with a misfire and we found a failed coil and replaced it with a new unit. The repair lasted a couple of days and the new coil was dead again. Checked the spark plug and it was ... Trouble codes: P0301 (Misfire Number 1 cylinder)	View
	2007 Subaru Outback 2.5i Basic 2.5L MIL Lamp on VIN: 4S4BP61C27 Hello thanks in advance for your support. This is a family members car so we have been taking our time with it. I have 2 codes that occur exactly at the same time intemitantly and thats what is throwing me off. p0420 catalyst system efficiency below threshold... Trouble codes: P0420, P0457	View
	2008 Suzuki Forenza 2.0L speedometer VIN: KL5JD56Z48 Replaced shifter cable, old one was broken, couldn't shift into park. Customer returned next day said speedometer not working. Have a signal on scan tool. Pro Demand shows little repair info. Does anyone know how to verify bad speedo head? Thanks, Rick	View
	2004 Volkswagen Beetle GLS 2.0L cooling fans VIN: 3VWCK31C34 Customer came in with SES light on. Scanned codes and revealed P2181 cooling system performance. We monitored the coolant temp and the fans do not kick on till 224 degrees. Turning the AC on does not start the fans either and the AC compressor does not engage....	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2007 Audi A3 Quattro 3.2L No Start VIN: WAUKD78P57 Fixed by replacing fuse and cleaning contacts for the fuse. The drop on the circuit was measured while cranking so the overall battery voltage dropped.	3
	1999 Chevrolet S10 4.3L Hesitation, Surge, Misfire, MIL Lamp on WELL AFTER TEST IT SO MANY TIMES, WHEN DOING CRANKSHAFT RELEARN THE ENGINE START KNOCKING, WE INSTALL ANOTHER ENGINE AND STILL HAD A #5 CYLINDER MISFIRE , DID AGAIN CRANKSHAFT RESET AND SMOOTH OFF, REPLACE SPARK PLUGS AND NO MORE CHECK ENGINE LIGHT AND IT WA... Trouble codes: P0300 (p0304-), P0304 (p0305-), P0305.	22
	2000 Dodge Ram 1500 Van 5.2L No Start, Stall VIN: 3B7HF13Y9Y It was indeed the ECM, I appreciate ALL of your help. I believe the key was the fact that I could not command the injectors with the scan tool. Many gave replies in regard to timing and distributor and coil but none of those things would have affected the the ...	17
	2004 Dodge Durango SLT 5.7L Engine VIN: 1D4HB48D34 I decided to pull the transmission and fully remove the torque converter. The Engine continued to make noise. Sold the job as an engine replacement, customer went with a remanufactured engine. Upon tear down of the old engine I found the number 7's crank be...	12
	2003 Ford Mustang GT 4.6L clutch cable VIN: 1FAFP42X73 Thanks to everyone who replied. I failed to mention in original post that I had already checked the adjuster and there was no slack in the cable. Checked nose and pivot, when had it out last time because of TSB for cracked nose, did'nt find any damage. Insta...	11
	2008 Ford F-150 Lariat 5.4L fuel pump inop VIN: 1FTPW14V38 first thank you to all that helped with my problem . the fix was long in coming. firs scanned to get codes checked code flow chart . then replaced the FPM on the frame cross member .still blowing fuses . started checking the wiring and found that someone had ...	12
	1995 GMC C1500 Sierra SL 5.0L hazards VIN: 1GTEC14H7S thank you all that took your time to reply.i did not have anything in the shop to compare to,that would be to easy.i learned that this system is working normally.i removed all the new parts,reasyembled,explaned to the customer that this is normal.another lesso...	23
	2003 GMC Sierra 1500 SLE 4.3L Mode Door VIN: 1GTEC14X83 Thanks all that offered help on the vehicle. We came to the conclusion that the plenum would have to come out to inspect the mode doors (2) and/or lube or replace doors. The customer declined service Thanks again!	8
	2000 Mercedes-Benz S430 4.3L key will not turn or start VIN: WDBNG70J4Y Thanks to everyone that replied, I have to close this help request because it is past 30 day. I will take it to the MB dealer, I don't have star tester. I suspect that it will be a bad EIS. Thanks again!!	12
	2001 Mercedes-Benz C240 2.6L Electronic VIN: WDBRF61J31 thanks for your ideas. i,am not a true mbz shop. we had a c240 that we needed to replace the tcu with. was hoping to get a good used unit. i thought we found the same tcu by mbz part and siemans part #. when we recieved the used tcu the letters of the siemans ...	5
	2002 Mercedes-Benz E320 3.2L esp VIN: WDB2110562 new sensor has been ordered and will goto mercedes for calibration. We think its just a software issue will up date once car is complete and working correct	4
	2003 Mercedes-Benz CLK320 3.2L soft top VIN: WDBLK65G23 Got to the bottom of this one finally. The code in question still would not clear, and had no other option then to take to dealer to see if they could shed some insight. They did not have much to tell me on the code either, but they installed a test module and...	4
	2006 Mini Cooper S 1.6L Transmission, tachometer. Thanks for the replies, the car has not returned to us so I cannot do any further testing.	3
	2004 Nissan Murano SL 3.5L engine VIN: JN8AZ08T94 after reading replies we did recheck all mounts. they are all solid and not broken. we tried loosening mounts and brake-torque engine to shift motor position slightly and it made a slight difference. the front mount is the electronic one and i asked custome...	9
	1997 Pontiac Grand Prix GTP 3.8L Cruise Control VIN: 1G2WP121XV THANKS FOR ALL REPLIES. CHANGED BOTH BRAKE LIGHT SWITCHES, DID NOT REPAIR. BROKE DOWN AND BOUGHT CRUISE TESTER ON EBAY SO COULD CHECK MODULE. MODULE RESPONDED BUT HAD BROKEN CABLE INSIDE. PUT USED MODULE WE PREVIOUSLY HAD ON CAR BACK ON AND ALL WORKS OK. MUST ...	8
	2013 Subaru Legacy 2.5i Limited 2.5L auto window VIN: 4S3BMBK67D replaced window regulator and then the window would initialize by rolling down slightly when you roll it up. With the old regulator the window WOULD NOT bump down as it is supposed to.	6
	1995 Toyota 4Runner SR5 3.0L 3-2 downshift VIN: JT3VN39W6S Thanks all for the help. After removing the pan and changing the fluid I could not duplicate the concern again and everything checks out at this time.	8
	1997 Toyota 4Runner Limited 3.4L theft system VIN: JT3HN87RXV Uncertain if vehicle is repaired or not. Cleaned switch contacts in rear door & have not heard of any issue with vehicle for over 2 weeks.	6
	2002 Toyota MR2 Spyder 1.8L MIL Lamp on VIN: JTDFR32082 we found the fix but customer didn't want to repair.While cold we smoked intake manifold and found leak across intake.according to Mitchell the engine has to come out.He is taking to dealer.Thanks to all who helped. Trouble codes: P0174 (Fuel system lean bank 2).	13
	2006 Volvo V70 2.5T 2.5L MIL Lamp on VIN: YV1SW59216 Like i said, the customer took the car for now, it will be back sooner rather than later so I will get back to you all with the verdict. Next step is to check out the controller or fuel pump, hopefully by the time it comes back the problem will have worsened.... Trouble codes: P0089.	6

(Also Available: All, Asian, Chrysler, European, Ford, GM.)