Automotive Technicians Technical Discussion and Fixes for Oct 17, 2013

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	Help Request	Answers
	2003 Audi A4 Quattro 3.0L Unknown VIN: WAULT68E83 Car came in with leaking steering gear, after installing the steering gear & align the car the adaptive light comes on the dash & beep, try to clear it did not help, am I missing something here,I have A Vag Scan Tool, & there's no steering angle adaptation or ...	View
	1991 Cadillac DeVille 4.9L Excessive Emissions VIN: 1G6CD53B2M Car has only 53K miles very clean well maintain. The CO is at 0.00% running lean causing high NOX. Fuel filter is new. no leaks from pressure regulator or any air / vacuum leaks. EGR works per specs and no restriction at passages. Cat Converter is not faulty. ...	View
	1988 Chevrolet Caprice 4.3L Ecm VIN: 1G1BL51Z3J 4.3l engine apparently is a rare bird in these things. I've got a burn computer - dead short to the case and ground blowing the inline fuel fuse. Can anyone confirm for me if a ECM out of a 5.0l or 5.7l vehicle will work by switching the chips in the ecm? I ...	View
	1989 Chevrolet K1500 Cheyenne 4.3L mode door VIN: 1GCDK14Z5K This pickup came in with customer saying when he switches from vent to defrost it takes along time to switch. it has a electric system with mode door actuator. Inspected and found control head sending what appeared to be good signal. He previously had the cont...	View
	1995 Chevrolet C3500 Cheyenne 6.5L No Start, Cuts out, Stall, MIL Lamp on VIN: 1GBKC34F4S Customer brought me this diesel truck, says every now and then will shut off on him, usually starts back up. Sometimes it will run poorly and have no power, other times wont start at all. Did have the 2 codes in it. I havent verified his concern but he says it... Trouble codes: 36 (Injection Pulse width error long responce), 35 (injection pulse width error short responce)	View
	2001 Chevrolet Blazer LS 4.3L Lighting VIN: 1GNDT13W81 We got an odd one here folks. The headlights on this Blazer only work in reverse. No DLR. The park lights work and the warning dinger work if we leave the H.L. switch on. ~Cheers~	View
	2002 Chevrolet Venture LS 3.4L wont start VIN: 1GNDX03E82 I got this chev venture that wont start I have a few scan tool reading that don't make sense to me maf reading with key on is 2.53 and don't move when cranking I have a 24 x crank sensor that reads 293 with the key on and when you crank don't make any differen...	View
	2004 Chevrolet Silverado 1500 LS 5.3L MIL Lamp on VIN: 2GCEK13T74 This truck came to me October 7th of this year with a check engine light on and customer complained that he couldn't refuel the truck without the pump handle kicking off immediately. He said it took him over 10 minutes to pump 4 gallons of gas in the tank. I s... Trouble codes: P0455 (Evap leak large)	View
	2010 Chevrolet Aveo LT 1.6L Hesitation, Stall VIN: 3G1TC6DE6A This aveo will lose power untill it shuts off.You can be driving right along and it seams like it is runing out of fuel. If you shut car off it will work ok for a half a day or so then will do it again. No codes and all scans are normal.It would not act up tod...	View
	2005 Chrysler PT Cruiser GT 2.4L No Start, Cuts out VIN: 3C3AY75S35 Car came in no start, died on road. . Fuse 13 blown. This fuse powers fuel pump before ASD and one line to PCM. After ASD, it powers injectors, PCM, coil and purge solenoid . Also has 2 lines into PCM that powers 02 heaters. Replaced fuse and car started but o... Trouble codes: P0032, P0038	View
	2005 Chrysler 300 C 5.7L dead battery VIN: 2C3JK63H15 draw at battery, took test lite from post to cable test lite comes on started pulling fuses test lite never goes out not sure. only thing that is not working is rear deck lid wont open from button on lower dash	View
	2005 Dodge Sprinter 3500 2.7L Starts then stalls VIN: WD0PD54435 Aloha to all technicians especially the Mercedes Sprinter techs. I have a 2005 Sprinter 3500 that I first became acquainted with from a road call requesting a jump, after the jump start I plugged in my scanner to check voltage at the DLC - saw voltage dropping... Trouble codes: P2133 (001- Glow Plug1 Circuit Short To Voltage), P2134 (001- Glow Plug2 Circuit Short To Voltage), P1482 (001- Glow Plug Module Excessive Current)	View
	2001 Ford Windstar LX 3.8L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2FMZA50471 This van acts like it has an air leak into cyl #1 but I tried spraying propane and ether around it and I can't get any response, so now I'm not sure. After driving, the MIL light came on and started flashing, the freeze frame for P0301 shows: bank 1 LTFT 18.72... Trouble codes: P0171 (System too lean bank 1), P0174 (System too lean bank 2), P0301 (Cylinder 1 misfire dedected)	View
	2009 Ford Escape XLT 3.0L No Start, Cuts out, Stall VIN: 1FAFP15369 This escape came in with no start/ start and stall condition. Checked and was losing fuel pressure. Checked power at the pump and would lose power. Thought that the problem would be with the fuel pump driver (like the f150) so I jumped or bypassed the driver a... Trouble codes: P0620 (Generator control circuit)	View
	2010 Ford Escape XLT 2.5L MIL Lamp on VIN: 1FMCU9D75A This car has a hard code p0457 that cannot be cleared, have done a reflash, hard reset and replaced the pcm, after the pcm was replaced it took a week and the code came back. Clear the code and it is still there with just key on. This should be a two trip code... Trouble codes: P0457 (Evap small leak check fuel cap)	View
	2010 Ford F-250 Super Duty Harley-Davidson Edition 6.4L Power steering, brakes. VIN: 1FTSW2BR9A Ok you Ford techs, needing some help out here, We have a 2010 F250 super duty with the 6.4 dis. This vehicle was brought to us with a shredded serpentine belt. we replaced the belt, filled it with fluid and found a leak on the pump seal. Tore it apart and foun...	View
	2009 GMC Sierra 1500 SLE 5.3L Power door locks VIN: 2GTEK13339 Helping out a tech in the shop. Found both rear power door locks lock/unlock functions not functioning with either the switch or the key fob. Front door locks operational. Checked in the driver information center programming and was unable to change any settin...	View
	1991 Honda Civic DX 1.5L front end noise VIN: 2HGED6350M I want to identify the source of noise from the front end that is directly proportional to road speed and to decide whether the car is worth repairing. Noise starts as a rumble about 20 MPH and becomes a very pronounced whine above 50 MPH. I suspect the noise ...	View
	2002 Isuzu Rodeo S 2.2L Engine Overheating VIN: 4S2CK58D92 I replace the head gasket on this vehicle and the engine was burning oil. Removed the head and sent it back to the head shop where they replaced the valve guide seals. Reinstalled the head and no oil leaks or oil burning. Now the engine overheats at highway sp...	View
	2004 Isuzu Rodeo S 3.2L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 4S2CK58W44 Usually on a cold warm up, usually 3-5 minutes into the warm up the problem happens. Sometimes but rarely, it will act up within seconds of starting the engine and it will show lean on the oxygen sensors and the fuel trims will increase to +25 range. After abo... Trouble codes: P0116 (Ect out of range), P0101 (Maf/vaf range performance)	View
	1988 Jaguar Vanden Plas 3.6L Brake/ ride level VIN: SAJKV1648J Bosses car. I get a circuit 2 warning light. this leads to drivers side (left) fuse block, fuse #6 is always blown. Calls for 3 amp, was a ten there when I first looked, replaced with a 15 that lasted a week. Before I get a bunch of replies about putting a big...	View
	2000 Jeep Grand Cherokee Laredo 4.0L idle VIN: 1J4GW48S2Y changed pcm because alternator was overcharging. Now seems to missfires sometimes at idle. Also stalls at time and restarts. When scoping CKP, signal is irregular. Have changed the ckp, cheched wiring and checked fly wheel. Ckp seems always erratic. Vacuum is ...	View
	2000 Lexus ES300 3.0L Front camshaft seal VIN: JT8BF28G1Y Customer delivered (on a wrecker) vehicle with a large oil leak from engine. Put dye in engine and started it to find it leaking from timing cover area. Disassembled enough to find front cam seal leaking from cam/seal surface. Replace oil seals on both cams & ...	View
	2002 Lexus ES300 3.0L door locks VIN: JTHBF30G72 Driver door lock actuator stuck in lock position. Other 3 doors work when commanded. Driver door cannot be opened from inside or outside release. Looks like seats & interior door panel have to be removed. There is little room to work in. Anyone know of a trick...	View
	1999 Mercury Cougar 2.5L Starter VIN: 1ZWFT61L9X New vehicle and customer for me. Customer states that the car has been sitting a long while and had no start (no crank) situation. Had it towed to another shop for diagnosis. They determined that the ECM was bad and installed a recycle yard ECM, numbers matche...	View
	2001 Mitsubishi Eclipse Spyder GT 3.0L Emission System VIN: 4A3AE55H71 We checked source vacuum, Source vacuum 15in.Hg. Checked for Vacuum leaks in system. none present. We did a vacuum Control Valve Check, there was 6.5 in.hg of vacuum. We replaced the vacuum switching valve. I would expect the valve to hold vacuum when you plug...	View
	2003 Mitsubishi Montero Sport LS 3.0L Misfire, MIL Lamp on VIN: JA4LS21H93 Hey guys, I hope some mitsubishi techs have seen this & could give me some advice. This truck came in with a complaint of mil lamp on & running bad. Scanned for codes came up with p0300. Started it up & ran fine. Took it on a couple of miles & still runs perfe... Trouble codes: P0300	View
	2005 Pontiac Grand Prix GTP 3.8L Misfire, MIL Lamp on VIN: 2G2WR52445 This one is killing me. First are the known issues. The exhaust crossover is cracked, the boost control solenoid is bad. When started cold it runs fine. About a minute after entering closed loop cyls 1 and 3 begin to misfire. Engine is shaking and CKP relearn ... Trouble codes: P0300, P0243	View
	2011 Volkswagen Golf TDI 2.0L No Start, MIL Lamp on, Glow Plug Lamp VIN: WVWNM7AJXB This one is really giving me a hard time and I'm not sure what my next step should be. Any ideas or avenues would be greatly appreciated. Trouble codes: P0087 (Fuel Rail/System pressure too low Upper limit reached), 34560 (Fuel Rail/System pressure too low Upper limit reached)	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1988 BMW M5 3.5L Valves VIN: WBSDC9302J I was able to get the valves adjusted. I received several replies that we not for this style engine. This engine took round shims in buckets, to get the clearance,there must be some engines that are adjusted more normally by turning an adjuster. I did get the ...	13
	1993 Buick Riviera Luxury 3.8L instrument cluster/hvac VIN: 1G4EZ13L0P After extensive tests, we replaced the pcm to no avail. Back to the drawing board led us to fatal errors in the bcm, so we chose to send the bcm off for remanufacture. We will know the definate fix within a few weeks.	5
	1999 Chevrolet Silverado 1500 5.3L Poor Idle Quality VIN: 2GCEC19T2X Thanks to all. Even with no codes bad 02 sensor. Readings out and not noticed. Honestly wasn't looking there. Have never had one not throw codes.	15
	2003 Chevrolet Impala 3.4L speedo VIN: 2G1WF52E23 I traced the VSS wiring harness and found that it had rubbed on the RF corner of the oil pan and was shorting to ground. Repaired the wire and speedo and shifting are ok. Here are some of the other suggestions - Clean grounds and battery cables. Check alt for ...	10
	2003 Chevrolet Trailblazer North Face 4.2L Left Blend door VIN: 1GNET16S83 Well everyone i was misinformed a little one this one. Both the actuators that were installed were GM actuators. After doing some research on GM parts web site ive discovered that the dealer sold us the the wrong actuator not once but twice. They sold us a mod...	8
	2009 Chevrolet Silverado 1500 LT 5.3L Surge VIN: 3GCEC23069 The customer picked up truck so we did not get to try your ideas. thanks for all the input.the truck came back today and we will get back with any new info.	6
	1993 Chrysler New Yorker Salon 3.3L Day time running lights park lights VIN: 1C3XC66R0P Thanks for the suggestions. This is not fixed as yet. Waiting for customer to make time for us to dig into this further	3
	2004 Chrysler Pacifica 3.5L Fuel Gauge VIN: 2C8GF68434 Thanks for your input on this one guys. You all have added an extra piece to the puzzle. Now I was not able to use a DBRIII for this repair but what I had done was measured the resistance of each tank before replacing the modules. The passengers tank was .462 ...	5
	2008 Chrysler Town & Country LX 3.3L No Start VIN: 2A8HR44H68 Those that said there are problems with the ignition node were right, and they are on some intergalactic back order, but guys at my local dealer hooked me up and found one in 3 days. Soon as I put it in and turned key my dash, radio, windows, ect, all powered ... Trouble codes: B2102.	11
	2001 Dodge Ram 1500 Van 5.2L No Start VIN: 1B7HC16Y61 All of your replies were greatly appreciated, this one is fixed. Most of you were in the ballpark but Timothy, you hit the nail square on the head. I have to apologize for the amount of time this post was open, we generally don't work on Domestics but this tru...	15
	2000 Ford F-150 Lariat 4.6L Misfire VIN: 1FTRX17WXY ended up letting it roll out with the misfire. checked all that i could. compression was good, dropped exhuast to check cats, checked timing, checked coils, checked injectors, checked intake for leaks. there was no check engine light and all checked out fine.	18
	2006 Ford F-150 XLT 5.4L all gauges/power windows VIN: 1FTPW12546 Update,auction fixed the cluster,it had a burnt resistor and a shorted voltage regulator,repaired now and everything is working. Many Thanks to all that offered their time/experience and help! Phil	10
	2009 Ford F-250 Super Duty XL 5.4L Mechanical VIN: 1FTSX20579 Many replies were not for the type of knock described. It was not a light tap/knock like a spark plug or exhaust manifold would make. It sounded just like a rod hammering, except it was erratic and would go away warm, which a rod would not do. Cam alignment o...	12
	1995 GMC C1500 Sierra SL 6.5L No Start, Cuts out, Stall VIN: 1GTEC14P8S Thanks everyone. Turned out to be a faulty FSD module as Vincent and Patrick suspected. I was not able to capture FSD input and output control signals upon failure, but after eliminating 99% of the other possibilties, I took the plunge on the module. Vehicle w... Trouble codes: DTC, 35 (history code after clearing codes has not reset after multiple stall), DTC, 33 (MAP high. Has reset once since initial code clearing), DTC, 32 (EGR System problem. Code re-appeared once since clearing), DTC, 65 (Accellerator pedalposition. Historical code. Has not re-occured).	8
	2001 GMC Savana 2500 5.0L Hesitation, Misfire, MIL Lamp on VIN: 1GTFG25M71 fuel pump was droping 9 to 10 psi under load was causeing po300 random misfire change fuel pump and filter was able to crank relearn good road test runs great we doubted the fuel pump because the presure was so close change. thanks guys for all your help...	14
	2002 Honda Accord LX 2.3L Misfire VIN: 1HGCG56472 Turned out enough dirt and crud made it into the fuel rail and settled at number four injector, removed the rail and cleaned it out now it runs great. Trouble codes: P0300, P0303, P0304.	11
	2008 Infiniti G37 Sport 3.7L pedal stick VIN: JNKCV64E48 Thank you all for your valuable help like most guys said I think there was air comming in the system we replaced the throw out bearing assembly for the second time both times from dealer that seems to fix it now the clutch pedal catch all the way up with about...	14
	2004 Jaguar X-Type 3.0L Misfire, MIL Lamp on VIN: SAJEA51C74 The rear bank converter was partaily plugged causing slight misfires that could not be felt causing the car to go into limp in. The client declined the repair. Thanks for all the replies. Trouble codes: P1313, P0300, P0301, P0303, P0305, P1316.	16
	2006 Jeep Commander Limited 4.7L Right Side View Power Mirror VIN: 1J8HH58N16 THANKS FOR TAKING THE TIME TO REPLY ROBERT. I HAD MY PARTS DEPARTMENT MANAGER CALL CHRYSLER PARTS SPECIFIER, RUN ALL THE PART NUMBERS AND MATCH THEM WITH THE VIN #. LOW AND BEHOLD... THE PASSENGER DOOR MODULE WAS WRONG. THEY LOCATED THE CORRECT ONE, FETCHED IT...	2
	2004 Saturn Ion-1 2.2L No Start VIN: 1G8AF52F84 Well what I did was go through the whole car unplugging and plugging in every connector that I could find. Blowing them out with shop air and spraying contact cleaner. At the end of the day I plugged everything in, hooked up the battery and Away she Went ! Not...	14
	1999 Subaru Legacy Outback 2.5L Stall, Misfire, MIL Lamp on VIN: 453BG6854X many of you said neutral safety switch. well bingo!!! that seemed to be the cure. I drove it for three days and no problem. cust. has driven for two weeks and no problems. thanks for the info on the fix. as for the iac valve it had been replace months before ... Trouble codes: P1507.	9
	1999 Subaru Forester S 2.5L Poor Idle Quality, Hesitation, Surge, Cuts out VIN: JF1SF6554X I Somehow didnt have the airbox fully seated near the thottle body and was not sealed.On the bottom of the airbox it has to seat properly or it sucks air causing Airflow meter read incorrectly.	10
	2002 Volkswagen Passat GLS 1.8L No Start VIN: WVWPD63BX2 well after i looked at the wiring diagram and found the fuel pump relay location,i swapped relays.i also found a 20a fuse above that relay panel blown.replaced.now i have voltage(12) at those 2 fuses.and i have power and ground at the pump when cranking.still ...	6

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