Automotive Technicians Technical Discussion and Fixes for Sep 15, 2015

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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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	Help Request	Answers
	2012 Audi A6 Premium Plus 2.0L Cruise Control VIN: WAUDFAFC9C Cruise control totally inop. Indicator on dash doesn't illuminate. Checked all fuses. Scanned with VAG-Com. Fault code 4481 / P0568 "Cruise Control Sw Implausible Signal" and 4481 / U111200 "Function restricted due to imlpausible signal." Live data groups 125-...	View
	2008 Buick Enclave CXL 3.6L compressor VIN: 5GAEV23708 Hi, I have an A/C permission issue with this Enclave. I replaced the evaporator this past April and until recently the system had worked fine. Customer complaint is that recently A/C randomly blows warm. System has full charge and good pressures (35/175), scan...	View
	1993 Chevrolet Camaro Indianapolis 500 Pace Car 5.7L Oil press VIN: 2G1FP22P8P New/used car purchase. Oil filter fails and 'explodes'- leaks oil - 4 filters on and 4 filters failed. Car is in for a trans issue. I guess another shop changed oil or something like that. Has anyone run into such an issue? I know were looking at a relief valv...	View
	2007 Chevrolet Avalanche LTZ 5.3L MIL Lamp on, goes into fail safe VIN: 3GNEC12067 vehicle goes into fail safe. many test and replacement parts used, but still same problem Trouble codes: P2135, C0242	View
	2007 Chevrolet Tahoe LTZ 5.3L No Start VIN: 1GNFK13067 hello all, this vehicle died while driving. and cranks but wont start. has spark and injector pulse, has good fuel pressure. all plugs were fuel fouled. and were very worn so replaced plugs and wires still no start. when the fuel pump relay is removed the engi... Trouble codes: P0573	View
	2011 Chevrolet Tahoe LT 5.3L Hvac VIN: 1GNSKBE03B Noticed the HVAC functions were not working such as the actuators were not changing temp, would not move off of defrost. Checked fuses and found #55 10A HVAC IGN FUSE BLOWN. Replaced fuse and everything worked fine. Next day same problem. Replaced fuse again a...	View
	2003 Chrysler PT Cruiser GT 2.4L cat monitor VIN: 3C4FY78G83 Catalyst monitor will not complete- Cat has just been replaced with EO #'d California cat. Data stream looks good- 02's appear to be switching normally- So far car has been driven approximately 120 miles over 3 day period, including following monitor complet...	View
	1986 Dodge D150 3.7L Starting VIN: 1B7FD14H3G Truck has been sitting for about a year, I have no spark out of coil. There is 12v on positive side of coil and 4.6v on negative side . I unplugged the Electronic Spark Module 10 pin connector and grounded the negative side of the coil and got no spark which a...	View
	2001 Dodge Durango SLT 4.7L Windsheild Wipers VIN: 1B4HS28N41 Hello all, I have a problem child on my hands. The windshield wipers will sweep on vehicle startup and continue to sweep. I thought it was a simple fix and replaced the wiper motor, only to find out there is a much bigger problem. Wipers will continue to sweep...	View
	2000 Ford Explorer Limited 5.0L No Start This thing is killing me. Vehicle towed in with crank no start. Owner changed the thermostat housing gasket and said it would not start after that. The awesome P1000 code is the only one stored. Plugs were fouled, replaced them suspected cylinders were washed ...	View
	2007 Ford Fusion SEL 2.3L Axle VIN: 3FAHP08Z57 Hello all, this fusion exhibits a vibration noticeable when accelerating feels much like the normal cv axle vibration one might see, so I have replaced both axles recently and right side side has even been replaced twice. In past 2 years. Motor mounts have bee...	View
	2008 Ford Taurus SEL 3.5L No Start VIN: 1FAHP24W68 Hello Ford tech's, we have replaced the PCM due to a misfire on #2. Installed the new programming with a Pass-Thru and Rotorcraft software and had to reprogram the PAT's system, this requires 2 known good keys. The customer brought us their spare key, but we b...	View
	2009 Ford Escape XLT 3.0L multiple VIN: 1FMCU03G29 This vehicle will drive fine for hours then all of a sudden it acts like someone shut the key off and turned it back on all in a split second. ABS, Trac, and Brake light come on and it seems to loose electric power steering. This only occurs for a fraction of ...	View
	1996 GMC C1500 Sierra SL 5.0L power door locks VIN: 2GTEC19M7T Hoping someone can save me some time. Power locks are inop both sides. I can power the orange wire at the lock switch and they operate normally. I pulled the harness out at the drivers door jamb. I can power the orange wire there(at C209) and they operate norm...	View
	2008 GMC Acadia SLT 3.6L No Start VIN: 1GKEV23778 Car came in on a hook. When you turn the Key to the crank position everything goes dead. Has new battery that customer replaced. I replaced the ECM and the Theft Deterant Module. Reprogrammed ECM reset BPP and Setup Key. Cant communicate with the TDM. Tried re...	View
	2012 GMC Sierra 2500 HD SLE 6.6L No Start VIN: 1GT120C83C Hello to all, this Sierra has a hard/no start problem that is really getting confusing. We have replaced the filter housing and both pressure regulators and still have extremely low rail pressure cranking. If we hit it with wd-40 it fires up and runs great unt... Trouble codes: P2610 (Internal engine off timer)	View
	2006 Honda Pilot LX 3.5L rear differential VIN: 5FNYF18166 The customer has had this issue about a year, you start from a stop and there is a groan from the rear end when turning right or left. It is not a grind or clunk but a slight groan. I am assuming it is the viscous portion of the rear end. It was taken apart by...	View
	2004 Infiniti G35 3.5L Spare Key VIN: JNKCV54E24 Hello fellow Iatn'rs, I have this 04 G35 I am trying to add a spare key. I have an Autel 908 that i pulled the pin code with. #D7981 I have not been able to get that number to work. Will the Autel not work?? Do I need to convert this number to another Num...	View
	2009 Kia Sedona LX 3.8L Hesitation, Surge VIN: KNDMB23309 This 09 Sedona, most of the time runs fine. But every now and them it will gently surge upon taking off at a stop light. Almost a gentle "oil canning" or rolling hesitation. Had a slew of LEAN codes but for only under an idle situation. Otherwise drives fine w... Trouble codes: P2187 (System too lean at idle Bank 1), P2189 (System too lean at idle Bank 2), P0174 (Fuel system too lean Bank 2), P0171 (Fuel system too lean Bank 1)	View
	2007 Lexus GS350 3.5L No Start VIN: JTHBE96S57 Customer filled up with diesel, drove 1 1/2 blocks, car died. Towed in, we drained tank, put in fresh 91oct, replaced worn/fouled spark plugs. car still won't start. I suspect it is diesel in the high pressure fuel rails, but since i can't start it, how do i r...	View
	2006 Mazda 3 S 2.3L Not shifting/limp in VIN: JM1BK14386 This vehicle does not shift. It is always in third/fourth gear. On the data for the transmission the voltage is 0.2 volts. It should be battery voltage. My question is where does that voltage come from. We have been working with identifix and all powers and gr...	View
	1988 Mercedes-Benz 560SL 5.6L flex plate bolts VIN: WDBBA48D0J I'm replacing the rear main seal in this car and bought new flywheel to crank bolts because the originals are stretch bolts. The bolts have been superceded with micro encapsulated bolts that are threaded all the way. Is the torque still the same(25 ft lbs plus...	View
	2003 Mitsubishi Montero XLS 3.8L ABS Module VIN: JA4NW31S53 Customer has been complaining about intermittent ABS/MASTC lights coming on for several months. Finally the lights came on and stayed on (never on when vehicle brought in.) As indicated above, codes for bad left side sensors came through. Vehicle is old and r...	View
	2006 Nissan Altima SL 3.5L ABS Pump Motor VIN: 1N4BL11D86 I am helping my boss out with his daughters car. The ABS pump motor will run on at times like the relay contacts are sticking. It is my understanding that the pump relay is integral to the hydraulic control unit (HCU). My questions are this; 1. Is there anyth...	View
	1999 Toyota Land Cruiser 4.7L Misfire VIN: JT3HT05J9X misfire on 2 4 6 and 8 cyls 1 3 5 and 7 0 misfire count no vac leaks found all cylinders do fire unplug a coil while running it makes a diff. Trouble codes: P0300, P0302, P0304, P0306, P0308	View
	2002 Toyota Highlander 3.0L MIL Lamp on VIN: JTEHF21A32 Hello everyone and thanks for the help on this one. I have this 2002 Highlander in that appears to be haunted with MANY trouble codes. All igniter codes(P1300, P1305, P1310, P1315, P1320, P1320) are stored. Codes P0753 Shift solenoid SL1 and P0758 Shift soleno...	View
	2002 Toyota Prius 1.5L ECM, HV batteries VIN: JT2BK18U12 Hello IATN- This is a good one. This 13 year old prius just had a short stay at a local body shop that we do good business with and the owners of this car have been coming here since it was new. Well The car drove to the body shop and left on a tow truck after...	View
	2006 Toyota Sienna LE 3.3L No Start, Stall VIN: 5TDZA23CX6 Towed in as a stall hard start but did start back up. AFter checking we have all 6 coil A circuit codes and a 02 heater circuit code. Ran vehicle for 2 hrs and all seemed ok then it stalled and we got the codes back, Pico to the coil drivers No issues no skip ... Trouble codes: P0300, P0351, P0352, P0353	View
	2009 Volkswagen Jetta TDI 2.0L engine VIN: 3VWPL71K39 Hello all, Getting my butt kicked by this tdi. Engine code CBEA. Came in for overheating while driving but not at idle. After pulling temp readings and verifying what seemed like a lack of flow I recommended the water pump/ tbelt job, has 146k on the original...	View
	2010 Volvo XC60 T6 3.0L steering while braking VIN: YV4992DZ9A I'm at my wits end with this one. This Volvo has an intermittent clunk/pop noise coming from the front of the car that happens when braking and turning at the same time, usually a lower speeds. It only pops one time- each time you're simultaneously braking and...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2008 Chevrolet Express 2500 4.8L Abs Light VIN: 1GCGG29C38 rick [...] hit the nail right on the head. The replacement sensor didnt come with air gap shims and the abs ring made contact and wore out the tip of the sensor. replaced with new sensor with 2 shims and she road tested perfectly	12
	2007 Chrysler Town & Country LX 3.3L Tranmission VIN: 1A8GHB1R57 I still have this Chrysler, when I can stomach getting it back in the workshop I will investigate the Transmission Temp sensor as it consistently misreads until it reaches the second stage. The customer still want's me to carry on with it.	5
	2008 Dodge Grand Caravan SXT 3.8L Module VIN: 2D8HN54PX8 Module can be removed from pump assembly in vehicle with a long, thin T20 bit, this does not open the hydraulic system. 1 reply had previous experience attempting to perform Initialization with Snap On scanner with no success, Identifix also reported low succe...	4
	1999 Ford F-350 Super Duty Lariat 7.3L Unknown VIN: 1FTSW31F9X Many thanks to all the responses. Decided to take the valve body down, and sure enough, the 2-3 shift valve was indeed stuck. A slight nudge made it move. Removed the valve and found very slight scoring, so cleaned it up with some emory paper and cleaned out t...	10
	1999 Ford F-350 Super Duty Lariat 7.3L Cruise Control VIN: 1FTSW31F9X Hope this helps someone in the future. Obtained a used steering wheel with cruise switches and obtained a new clockspring with the cruise wiring. Jumpered the hydraulic switch connector near the master cylinder (there is no port on the master cylinder for the ...	9
	2002 Ford F-150 XLT 4.2L No Start, Poor Idle Quality, Cuts out Well this morning I rechecked everything. Fuel supply system good, spark good, pulled plugs and noticed they were black and wet (fouled). Maf data looked good, unplugged maf and no change. Suspecting plugs were fouled, pulled fuel pump relay and spun it over t...	17
	2007 Ford Explorer XLT 4.6L MIL Lamp on, limp mode VIN: 1FMEU63857 wel after I replaced the cht sensor and pigtail wiring I replaced radiator after I watched the temp and seen it going a little high like 215 to 220 so far they have been driving it and no more problems so far hopefully it doesn't show back up in a week or two ... Trouble codes: P1285, P1299.	6
	2012 Ford Fiesta S 1.6L Cooling Systems VIN: 3FADP4AJ5C found problem replaced relay and fuse behind glove box thanks so much for your help	10
	2003 GMC Yukon XL 1500 SLT 5.3L MIL Lamp on, Reduced Power VIN: 3GKFK16Z53 Greetings Y'all. Doesn't look like I'll get to fix this one. The day I sent the post my boss said 'Your done with it'. If I see it again for the issue, I'll update this. Some good ideas here. I'll eliminate the battery as being a problem because it had been re... Trouble codes: P1516 (Electronic Throttle Mod VS TP Performance).	10
	2006 GMC Sierra 1500 WT 5.3L MIL Lamp on VIN: 3GTEC14Z36 The bulb was to much for the circuit as many stated. Replaced EVAP vent solenoid. Trouble codes: P0449.	10
	2000 Honda Odyssey LX 3.5L Charge, door & brake light indicators come on whil VIN: 2HKRL1855Y Thanks for all of the replies. Car has been gone for a while and finally got it back in. I do not have a good source for Denso alternators here in town, but Mike from Ohio was correct in suggesting a Bosch AL1289X. I installed that alternator and it took care ...	15
	2008 Lexus ES350 3.5L Right Headlamp VIN: JTHBJ46GX8 Thanks to all replied . It was the bulb who would have thought that .	12
	1995 Mercedes-Benz E320 3.2L Electronic VIN: WDBEA32E1S good morning . thanks all your guys help. this car was fixed, most all of you getting to the right spot, that valve was bad, I put a vacuum to it and it is not hold vacuum at all, replace it with new one for over 2 weeks, check ehgine light was not on. again t...	8
	2005 Nissan Quest 3.5L shift VIN: 5N1BV28U55 fixed the speed sensor and revolution sensor are close to gather and have the same plugin switched them around cleared codes works fine	3
	1978 Pontiac Bonneville 4.9L pressure switch VIN: 2N37Y8P235 My thanks to all and after sometime the Bonneville is on the road and cooling. A special thanks to John & Doug for the wiring diagrams. I didn't see Doug as having a reply. They had a few things miss wired but all good now. Looking at the vacuum lines I think ...	4
	1991 Saab 900 SE Turbo 2.0L Cruise Conrol VIN: YS3AL75L4M OK WOW great help thanks everyone!! The thanks goes especially to Donald and Keven who mentioned that 3-Blk is supposed to be grounded. Don't be fooled by the wiring diagram. I thought that Fuse 31 was supposed to feed the circuit. F 31 is only for the bra...	5
	2002 Volkswagen Golf GLS 1.9L Sluggish VIN: 9BWGP61J92 Finally fixed this one with a pile of non billable hours. I pulled the turbo and cleaned the vanes. Everywhere I went on this thing there was just tons of soot. Thanks for all the help. Tim	19
	2002 Volkswagen Passat GLS 1.8L MIL Lamp on VIN: WVWPD63B52 THanks for the help on this one. The fix was the upstream A/F ratio sensor. It appears, from the replies, that the downstream is used to test how trustworthy the upstream is. In this case the upstream was not so trustworthy. Thanks, Ron Trouble codes: P1176 (post catalyst oxygen sensor at limit).	11
	2005 Volvo XC90 V8 4.4L oil level sensor VIN: YV1CZ85265 Thanks for all the help. I am sure that the engine has sludge but customer is going to wait until the next oil change to try to flush engine.Everyone thinks the oil is not draining back to the oil pan fast enough allowing the level to drop to low. thanks	7

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