Automotive Technicians Technical Discussion and Fixes for Jul 30, 2013

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	Help Request	Answers
	1997 Audi A8 Quattro 4.2L Vents VIN: WAUBG84D0V Good morning all! This Audi is really giving me a hard time as we don't do a lot of Euro A/c work. Customer states the left and right A/c vents blow hot air while the center vents blow cold (A/c on). I have searched Mitchell and can't find much on the operatio...	View
	2004 Audi S4 Avant 4.2L Lighting VIN: WAUPL68E74 Customer drove in his Audi S4 with the 4 way flashers flashing. says he has not driven car is 6 months. Had it indoors with a trickle charger. (clean car) decided to drive it today and the flashers are flashing. removed the emergency flasher switch. disconnect...	View
	2008 BMW X5 3.0si 3.0L No Start, Surge, Cuts out, Misfire VIN: 5UXFE43518 Ok i did valve cover replacement in this car because a whistle noise and after i finish the job .start the car and runs for about 5 minutes and after that start misfire, cuts out and now take long to start or dont stay on for to long if i desconect the valvetr... Trouble codes: 2A9A	View
	1998 Cadillac Eldorado ETC 4.6L window VIN: 1G6ET1294W hi every one,,thanks in advance for help...windows n sunroof in this car are not working. circuit breaker in eng compartment is good ... accessory relay in body harness next to driver seat has battery voltage on red wire and org wire.black wire and pink have g...	View
	1994 Chevrolet Caprice Classic 5.7L distributer VIN: 1G1BL82P9R Have an oil leak coming from distributer drive at front of engine, we have replaced this seal (Teflon) 3 times, I read in archives about a double lip seal to replace this. does anyone have a part # this is the distributer drive not the water pump drive. we hav...	View
	1997 Chevrolet C3500 Cheyenne 6.5L ecm b VIN: 1GBKC34F1V shut down and blows fuse on ecm-b while driving works fine idling. replace fuse and works then blows fuse again need help on this one thanks	View
	1997 Chevrolet K1500 Cheyenne 4.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCEK19W0V I just purchased the truck and it had a mil on for b1s2 high voltage confirmed with genesys and replaced sensor. Sensor is switching properly now. Test drive brought out the lean codes did not find a vacuum leak. Trouble codes: P0171, P0174	View
	2001 Chevrolet Silverado 1500 5.3L Obdii monitors VIN: 2GCEC19TX1 Hi fellow IATN techs, I am looking for some help on this truck, first of all thanks for taking your valuable time to read this post. Well, the truck won't pass the smog inspection due to incomplete evap and air injection monitors. there is no codes, mode 6 sho...	View
	2003 Chevrolet Venture LS 3.4L windows, blower motor, wipers VIN: 1GNDX03E43 No front wipers or washers, no a/c blower motor (front or rear), no front window operation (up or down), and the Daytime running lights are off and park lights on with the ignition on. They were driving across country in this van. He turned the blower motor do...	View
	2005 Chevrolet Tahoe LS 5.3L center vents VIN: 1GNEC13TX5 Hi guys, need some help from chevy gurus out there. This Tahoe won't blow air through center vents. It's stuck on side vents and that's what shows on the climate control panel; meaning the side arrows are always on and then it will switch through other modes b...	View
	2001 Chrysler PT Cruiser 2.4L second gear VIN: 3C8FY4BB81 Customer coming in for engine replacement due to loss of coolant. Customer also says transmission grinds going into second gear, no matter what he does to help quiet the shift. I spoke with my Chrysler parts man, and he says that there is no second gear synchr...	View
	2003 Chrysler PT Cruiser 2.4L MIL Lamp on long story shortened, code 344 never sleeps. No scope to offer waveforms,snap on pro forgot to include cam signal,just says cmp sync no,ckp sync yes, but my questions start with voltages, gettting mixed info on cam signal wire, should it have 5 volts disconnec... Trouble codes: P0344	View
	2005 Chrysler PT Cruiser GT 2.4L Passangers side floor only VIN: 3C3AY75S25 Hey all need some help with this PT. The customer came to shop for some general maintenence and also to have a water leak checked. We let a hose shower a heavy simulated rain over the vehicle for two hours with no sign of a leak. the floor was previously cover...	View
	2001 Dodge Ram 3500 5.9L Hesitation VIN: 1B7MF33761 Hello. Have a problem with power on this truck. Idles good. Just did head gasket due to freeze plug blowing coolant into oil. After repair and 5 oil changes to get water out I drove it and this thing won't move like it use to. Turbo fins spin smoothly. No inta...	View
	2003 Ford F-250 Super Duty Lariat 7.3L Stall VIN: 1FTNX21F13 This has been chipped, testing performed in normal setting. Stalls intermittently upon decel to stop. And can be done in park in service bay. Restarts okay. All numbers appear normal at start up. Warmed up the ICP begins to show 460 to 500 psi yet IPR percent ... Trouble codes: P0603 (KAPWR circuit), P0478 (Back pressure), P1211 (ICP lower/higher than expected)	View
	2006 Ford F-250 Super Duty XLT 6.0L No Start VIN: 1FTSW21P06 So I got this one in off the hook. Went out to start and took about 8 sec to start. let run for ten minutes and turned it off. Immediately restarted it and fired right up. let sit for 3 min. and took about 8 sec to start. So I did the basics first and changed ...	View
	2006 Ford F-150 XLT 4.2L starter VIN: 1FTRF12256 came in with intermitent starter noise we changed the starter as per customer request 2 days later he came back with noise again we replaced the starter noticed some teeth on flywheel looked chewed so we put a fly wheel in it next day came back still has noise...	View
	2008 Ford F-150 XL 4.6L 1-2 shift VIN: 1FTRX12W28 Customer complaint of intermittent slip into neutral when shifting into second. was taken to dealer where was told that the fluid was CLEAN AND FULL. there are NO codes stored in memory and light never came on. also states if put switch into OVERDRIVE OFF will...	View
	2008 Ford Fusion SEL 3.0L Low Brake Pedal VIN: 3FAHP08158 OK so I have been servicing this guys Fusion for 4 years after he bought it used with 35K miles on it & the brakes have never been done on it since we have worked on it. He is very easy on a car too. On 6-05-13 81255 miles we replaced the front pads & resurfa...	View
	2008 Ford Escape XLT 3.0L Misfire VIN: 1FMCU93108 have a repeated code and miss fire p0352 have changed all plugs and coils,has new pcm, has new #2 injector and pig tail, new pig tail on #2 coil,cut #2 wire out of pcm harness and ran direct to coil,have tested all volages from all coils all read the same, hav... Trouble codes: P0352	View
	2010 Ford E-450 Super Duty 6.8L Poor Idle Quality working on a 2010 e450 ambulance. auxillary idle will not work when brake is applied. brake light does come on on dash. cant locate the module for the auxillary idle. any one with any info on this please let me know. i know the engine size above says gas but i...	View
	2011 Ford F-150 FX4 3.5L air bag system So i will need little help with this ford can i do diagnostic with snap on modis or verus if i borrow them from other techs? also if air bag system has been in crash do we really need to replace control module ? and does seat system needs to be enabled prior ...	View
	1997 GMC Yukon SLE 5.7L Misfire VIN: 1GKEC13R2V hey all, here is my problem. Sometime last fall I had to replace my intake gaskets and foundthat my gear on the dist was worn (sharp as a razor blade) so I opted to replace it at the same time as doing the gaskets. appro 11-12 weeks after that the had a misfir... Trouble codes: 340 (cmp sensor)	View
	2007 Honda Odyssey EX 3.5L No Start VIN: 5FNRL38717 Vehicle towed in cranks ok no start.Add fuel and van will run briefly.Found unplugging map sensor van will start and drive,tryed new sensor same deal.Any help would be appreciated.	View
	1998 Isuzu Trooper S 3.5L egr code VIN: JACDJ58X6W po401, insufficient egr flow. Thanks to everyone that responded earlier. Ports are probably plugged. How do I un-plug? What componentry comes off, the plenum? Intake manifold? thanks so much Steve	View
	2005 Jaguar S-Type 3.0L electronic e-brake VIN: SAJWA01TX5 At times electric parking brake won't release and parking fault in insterment cluster. setting codes c1A41-54 clutch pedal snesor circuit, C1A41-51 clutch pedal sensor circuit, and B2477-00 configuration failure. I have coded and reconfigured parking brake con...	View
	2006 Jaguar XJ8 4.2L electric windows VIN: SAJWA71B56 Hello Fellow Techs, This Jaguar experiences complete failure of all power windows intermittently.If you turn on the ignition,all power windows work perfectly.However,when you remove the key and turn car back on,none of the windows operate.Initially there are ...	View
	2003 Lincoln Aviator 4.6L Noise VIN: 5LMEU78H13 This makes a somewhat loud noise at the timing cover area and drivers side valve cover. Only present when hot and at idle. If the engine is making noise at idle it will disappear when rpms are raised above 1200ish. After returning to idle noise will return aft...	View
	2007 Lincoln Town Car Signature Limited 4.6L Eatc VIN: 1LNHM82V37 Vehicle came in with drivers blend door stuck and blowing heat only. Replaced drivers blend door and it switches from hot to cold now but takes a good 30 seconds to move. Passenger blend door responds instantly.I performed voltage drop test on wiring to driver...	View
	2007 Mazda 3 S 2.3L brake pedal VIN: JM1BK12417 car came in with a pedal that would go to the floor, replaced master cylinder flushed brake system pedal was fine. customer took car and two days later it came back with the same symtoms bled brakes again pedal came back test drove then pedal started to get so...	View
	2006 Mitsubishi Endeavor Limited 3.8L Seat Belt Lamp On Allways VIN: 4A4MM41S56 The voltage in the green wire in the buckle sw is 15.7, buckle and unbucled, no change, but in SRS datastream (snap-on soluspro)everything shows ok, on-off but in instrument cluster is allways says seat belt lamp "on" Voltage in KOEO, voltage at battery 12.60...	View
	1995 Nissan Maxima GLE 3.0L Air Conditioning VIN: JN1CA21D4S First i would like to say thanks to who will take the time to help me with this problem i am having. Customer brought the car complaining not enough cold. So i checked the pressures and found that the low side was 70 and the high side was 150. So i went ahead ...	View
	2005 Pontiac GTO 6.0L Tcm VIN: 6G2VX12UX5 Looking for the location of the Transmission Control Module. It isn't located where AllData says it is. I have a Transmission code U0101, lost communication with trans control system and an ABS code U2106, Lost communication with TCM.	View
	2004 Toyota Tacoma Pre Runner 3.4L Unknown VIN: 5TESN92N64 this toyota truck has an intermittent brake issue.cust states sometimes it will fail to stop,more at lower speeds.he says when in stop and go traffic or coming a stop,when moving less than 10mph,he pushes on pedal slowly and it wont stop as fast as it should,b...	View
	1989 Volkswagen Cabriolet 1.8L Poor Idle Quality, Stall VIN: WVWCA0152K Hi, I need some experienced help! This Cabriolet came in originally for poor cold start and drivability. It had a rough initial start and would not run smooth for a min after start, so I cleaned the injectors and THAT problem went away. A week later the car...	View
	1995 Volvo 850 T-5R 2.3L oil VIN: YV1LW5810S There is oil coming from upper side of rear of engine near to camshaft pulley corner. Please see pictures links. /edit?usp=sharing /edit?u...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2004 BMW 330Ci 3.0L convertible top VIN: WBABW53454 Thanks for the replys guys, like some of you suggested; I went ahead and lubed with lithium grase (spray) the cover latches, windshield latches and many other moving parts I could easily access and the top has been working fine so far (I left my custom bracket...	7
	2009 BMW 323i 2.5L OBD-2 Plug VIN: WBAPG73579 Finally BMW (techinfo) is fixed. It is always the same with ISTA. Yes, we always install the newest OMS and Firmware, but something is always lingering in Windows. I completely formatted the hard-drive, reinstalled Windows XP, with all the latest OMS, ISTA-Ins...	8
	1997 Chevrolet S10 4.3L Brakes VIN: 1GCCS14X5V Well the fix to my prob. was the P, valve. I took it off removed the 2 pin switch look down in the bore and found the plunger was over to the middle , so I took a pick and moved it back to where it is centered. Light off getting flow to rear wheel cyls. all is...	18
	2001 Chevrolet Tracker LT 2.5L speedometer, coolant guage VIN: 2CNBJ63441 thanks guys found a short in the overdrive switch mounted within the shifter assembly thanks for all your help.	6
	2003 Chevrolet Tahoe LT 5.3L warning light VIN: 1GNEC13Z93 well i checked a couple of forums and found out if u pull the rtd fuse it will kill the light thanks for all the replys	4
	2002 Ford F-250 Super Duty Lariat 7.3L pulls VIN: 1FTNX21F52 finally got this ford back in my shop. all you guys that suggested I disconnect the tie rods were getting warm. tha ball joints were all good but I found that if I engaged the 4X4 hub and then turned hub 1/4 turn at a time and then rotate hub back and forth th...	16
	2006 Ford Expedition Limited 5.4L temp guage VIN: 1FMPU20546 I can't quite explain why it's fixed but on a whim I reflashed the pcm and it's been wrking ever since. It's been working for about 3 weeks now. Been waiting to post this till I was confident it was done. Trouble codes: P1289 (coolant head temp sensor).	4
	2007 Ford Taurus SE 3.0L A/c control VIN: 1FAFP53U17 I'm going to have to close this, unfortunately without a definate fix. Customer picked up the vehicle. It belonged to a car dealer who said he had a sale on it and wasn't too concerned about it now that it wasn't happening very often. But to summerize some of ...	13
	2008 Ford E-250 4.6L abs VIN: 1FTNE24WX8 FIRST I WOULD LIKE TO THANK DAN FROM TEXAS FOR ALL HIS HELP, HE DEFFINETLY SENT ME ON THE RIGHT TRACK, AFTER ALOT OF HAIR PULLING I FOUND THAT THE INNER WHEEL BEARING RACE WAS NOT FULLY PRESSED IN ON ONE OF THE ROTORS, THE WAY THE SENSOR SITS IN THE SPINDEL MA...	8
	2008 Ford Taurus X SEL 3.5L abs, traction and low tire light VIN: 1FMDK02W98 I decided to start from scratch and found 6 ohms of resistance on the mscan circuit vdbo6. Found a bad connection at splice 205. Which is not easy to get to without pulling the dash out. thank you eddie! Your right on the gem modules in fords very common p...	1
	2005 GMC Sierra 3500 SLT 6.6L Excessive Emissions VIN: 1GTJK33265 WE ARE WAITING TO HEAR FROM CUST IF HE WANTS TO INSTALL NEW ECU HAVE CHECKED ALL POWER AND GROUND EVEN DID WITH A HEADLIGHT BULB TO MAKE SURE ALL POWERS AND GROUND WOULD LIGHT LIGHT BRIGHT AS ALL DID THANKS FOR ALL HELP WILL POST IF CUST WANTS TO FIX Trouble codes: P1621 (Control module long term memory performance).	10
	1998 Infiniti QX4 3.3L Poor Idle Quality, Misfire VIN: JNRAR05Y3W first thing thanks for all the replies. the fix was replacing the (new) distributor that was replaced at another garage.the reason we did not suspect the distributor was because it was (new), not rebuilt and figured the other garage replaced it to try to fix ... Trouble codes: P0340, P0300, P0325.	6
	2000 Jeep Grand Cherokee Laredo 4.0L rear wiper motor VIN: 1J4G248S9Y well i guess this vehicle is fixed,it ended up that i cut the wire feeding back to the computer and the wiper motor started working again.its the wire that tells the bcm that the rear door is closed.i tested the 3 switches,2 on the hatch and 1 on the rear wind...	5
	1997 Lexus SC400 4.0L Hesitation VIN: JT8CH32Y4V Ok, well after alot of hair pulling this one is fixed. I tried a mass air flow sensor and it made no difference at all. I scoped the cam sensor and crank sensor and both where good. Out of desperation I tried a new coil wire o the drivers side distributor, no ... Trouble codes: P0171.	7
	2008 Mazda CX-7 Touring 2.3L Compressor VIN: JM3ER293X8 Call it fixed. Many thanks for all the replies. Chris and Alan from California hit it on the head, it was running a bit warm. The highest I saw on the scan tool was 247 deg. I pulled the thermostat to check the water pump impeller and it was good. i boiled so...	6
	1998 Mercury Sable LS 3.0L Excessive Emissions VIN: 1MEFM58S9W Thank you for all the replies to my help request. - the fuel pressure regulator was fine - the compression was fine - plugs and wires we're all o.k. ... most of the parts for this car are obsolete. This particular vehicle was a unique situation. The fuel tr...	5
	2006 Nissan Sentra S 1.8L No Start VIN: 3N1CB51D86 Thanks for all your replies. Most of you were right. I took the bolt out of the cam sensor and rotated it while cranking and the engine fires right up. So more than likely the timing chain has stretched and the cam and crank sensor signals are out of sync. Thi...	7
	1990 Oldsmobile Toronado 3.8L Head Lights VIN: 1G3EZ13C4L We have not repaired this vehicle. We did find 2 broken ground wires behind the battery. We repaired those and we still have the same problem. We believe it is the instrument cluster causing the problem but due to the age of the vehicle our customer does not w...	8
	2002 Toyota Sequoia SR5 4.7L MIL Lamp on VIN: 5TDBT44A62 Found drivers side upstream O2S harness bad. Replaced and all is well Trouble codes: P0125, P0130, P0133.	3
	2003 Volkswagen Passat GLS 2.8L No Start VIN: WVWRH63833 Thanks Lou for the hint, after checking the cam and crank sync, found out that the flywheel was off. Installed the flywheel correctly and the car started up fine. Thanks for all the help guys.	5
	2007 Volkswagen Jetta GLI 2.0L exhaust cam VIN: 3VWXJ81K97 Yepp, the only way to get the rings is buy buying the whole valve controller cover.Customer bought it plus valve controller and chain plus tensioner.Noise is gone and she runs like a champ.	1

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