Automotive Technicians Technical Discussion and Fixes for Sep 22, 2016 - iATN (Members Only)

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Open Help Requests for All Makes and Models

	Help Request	Answers
	2007 Buick Lucerne CX 3.8L keyless entry, tpms, remote start VIN: 1G4HP57247 Car came in for tpms lite on. There was 2 sensors in the tires and 2 valve stems. We installed 4 NAPA tpms sensors and now we can read them with the Bartec. We had no remote fobs so we got 1 and we also got the parts off the TSB for the RCDLR module and antenn...	View
	1995 Chevrolet K3500 Cheyenne 7.4L No Start, Poor Idle Quality, Stall VIN: 1GCHK33N6S This truck is killing me... It started life as a diesel, but has been converted to a 454. Came in as a no start. I found TBI harness shorted to filter spacer and ECM fuse blown. I replaced ecm 1 fuse truck ran but had one dead injector. Replaced both injectors...	View
	2005 Chevrolet Silverado 1500 4.3L No Start, Hesitation, Surge, Cuts out, Stall VIN: 1GCEC14X45 Vehicle is a new car that the customer just got. The car came in with a bad distributor so we replaced it. On a test drive with a new distributor the car stalled. We took a look at it and got it to start when it cooled down. The car runs fine when cold but aft... Trouble codes: P0054, P0141, P0506, P1153	View
	2006 Chevrolet Tahoe Z71 5.3L spongy brake pedal VIN: 1GNEK13Z86 isolate brake caliper by pinching off lines, 4 wheel disc,	View
	2009 Chrysler Aspen Limited 5.7L Poor Idle Quality VIN: 1A8HW58T79 Vehicle came in with service lite on.All four o2's reading high.Not making sense as to why all four.Checked for vacuum leaks nothing found.We tried one o/2 sensor but problem still there.We thought we would see if the reading changed.My question I have never s...	View
	2005 Dodge Sprinter 2500 2.7L Stall, Low Power VIN: WD0PD744X5 Van came in with customer request to replace the high pressure pump. Customer states the truck would crank but not start without spraying and had low power under load. Customer had a local part store order high pressure pump and sent it to me. (In my mind im t... Trouble codes: P2047 (Fuel Rail Pressure Malfunction Max Fuel Pressure Exceeded), P2051 (Fuel Rail Pressure Malfunction Max Fuel Pressure Exceeded), MB204, MB205	View
	2014 Ford F-150 Lariat 5.0L Instrument Panel VIN: 1FTFW1EF1E This vehicle came to us with a battery draining load with key off and everything disconnected. Did a load test and found 300mamp draw on the battery at all times. Pulled each fuse (would have done a voltage drop test across the fuses, but many were the type t...	View
	2004 GMC Envoy SLE 4.2L compressor VIN: 1GKDT13S64 works great when it is working, usually about 30 minutes into a drive on highway, the compressor disengages, will sit in the shop for hours and is nice and cool, drive down the hwy and it will stop working, if you turn ignition switch off and restart the vehic...	View
	2012 Honda Pilot Touring 3.5L Trac Ctrl, Shift Interlock, Abs VIN: 5FNYF4H98C Imcu low voltage and intermittent electrical problem with shift interlock and loss of brake light switch voltage. The vehicle sat in my bay for a couple hours while trying to diagnose the loss of voltage issue to the brake light switch. I left for lunch and 10...	View
	2009 Hyundai Tucson Limited 2.7L MIL Lamp on VIN: KM8JM12D19 Thanks in advance to anyone who can help with this problem. This car came in with CEL on. Had code P0159 stored. We did a bunch of checking and everything seemed to be reading fine. There was absolutely no driveability issues. We replaced the oxygen sensor wit... Trouble codes: P0159	View
	1997 Infiniti Q45 4.1L Excessive Emissions, Poor Idle Quality VIN: JNKBY31DXV Runs rough at times when runs rough has black exhaust poor idle when running rough long term fuel trims at -10 short term fuel trims a about 0 +/-2 coolant temp reading seems normal Trouble codes: P0400 (Egr flow), P0325 (Knock sensor), P0330 (Knock sensor), P0732 (Incorrect ratio trans), P0033	View
	1979 Jaguar XJ12 L 5.3L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy VIN: JBVLV49C30 Vehicle failed emissions and is very obviously running rich on LH bank (bank B I believe). We checked ignition on that bank and all looks good. Scoped injectors and all look good. Injector dwell is even on both banks. Customer says other shop did compression t...	View
	2004 Jaguar XJ8 4.2L Surging in park- hard shifts cold VIN: SAJWA71C74 I have a 2004 Jaguar XJ8 with the 6hp26. Car origionally came in slamming in gear, slipping badly, neutralizing the trans, and surging line pressure in gear at stops trying to move the car. So I sent it over to my trans guy as I was very busy and let him do th...	View
	2004 Mini Cooper 1.6L lack of power VIN: WMWRC33494 Hi guys, this car came to the shop to check a no power condition on acceleration, after drive the car it feels like this: at take of you feel like there is power but right after taking off you feel like if the cat is plugged, and the engine is not reving, no p...	View
	2007 Mitsubishi Raider LS 3.7L Gas cap loose light VIN: 1Z7HC22KX7 Customer brought it back a couple hours later with check engine light back on as well a gas cap loose message. Check codes and the only one back was P0456. Smoked system could not find any leaks so I replace evap purge solenoid and fuel cap reran evap test and...	View
	2011 Nissan Versa S 1.8L electronic power steering VIN: 3N1BC1CP3B customer called, stated that she could not steer her car, pulled over and her neighbor came over and could hardly get it back into her drive way. she got it towed to us and we could drive it with no problems. check codes got code c1608, looked at diagnosis pro...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2004 Audi Allroad Quattro 2.7L ABS Module Coding VIN: WA1YD64B84 I was originally using an Autel and Verus to try to code the ABS module and was not successful. I borrowed a VAG-COM and was able to code the module. Thanks for the help and for offering up the workshop code. I did find alot of useful information on the Ross-t...	4
	2007 BMW 328i 3.0L abs VIN: WBAVA37587 hello group this one is fixed,,,i scoped the right rear sensor at pins 41 and 42 at the dsc module is mounted to pump... its on drivers side by brake master..i had a square signal but every now and then it would spike very slightly...being that the abs relucto...	11
	2010 Ford F-350 Super Duty XL 6.4L wrong gear start After double checking wiring etc., we replaced the t-case encoder motor and got rid of the trouble code but did not change the trans operation. We finally replaced the trans processor and it took care of all of our issues. I was quite surprised that we didn't ...	3
	2012 Ford F-250 Super Duty Lariat 6.2L Wipers VIN: 1FT7X2B66C Thanks to everyone who replied. After several tries to duplicate the problem with no success, the owner decided to wait until it became a regular problem before repairing. The replies I received mostly were for replacing the wiper switch. One said the motor ...	8
	2007 Honda CR-V EX 2.4L door lock VIN: JHLRE38707 Thanks for the replies. I have not fixed it. The used car department declined the repair but i'm pretty sure i know what the problem is. I was aware of the issues with the actuators on these cars but that was not the problem in this case nor was it a wiring i...	8
	2010 Hyundai Genesis 4.6 4.6L daytime running lights VIN: KMHGC4DF0A Thanks to everyone who took the time to reply. Saifullah was right, I disconnected the battery for about an hour, he instructed .5 hour and everything is great. It's too bad the dealers that I talked to had no knowledge of this. I would have gladly paid to ...	8
	1996 Jaguar Vanden Plas 4.0L Monitors NOT READY VIN: SAJKX6243T Long story short, this one is ready to go back to the IEPA emissions test now. It was a long road to get to this point. It had been over a month and the customer began to put pressure on the shop. I had come close to putting an reman PCM in the vehicle, bu...	11
	2007 Mazda MX-5 Miata Sport 2.0L Mechanical VIN: JM1NC25F77 Thanks to everyone that replied. The HVAC housing is attached to the dash and comes out as an assembly.	3
	1998 Mercedes-Benz SLK230 Kompressor 2.3L monitors VIN: WDBKK47F1W Thankyou all. The step by step on All data did it.However it is not exact as it said to run the EVAP idle from cold 20 minutes,recommend you drive 20 minutes,shut off 10 seconds ,and repeat this step. All I had to do was idle 20 minutes,drive 20 minutes,and re...	4
	2005 Nissan Frontier LE 4.0L Fan clutch VIN: 1N6AD06U65 Thanks for the input from all. I replace the fan clutch finding with a good one the low/high speed electric fans did not come on. Low speed at 204F high at 221F with new fan clutch it ran at 195 to 199F	6
	2009 Saturn Vue Red Line 3.6L abs module? VIN: 3GSCL13719 thanks for all the information everyone turned out to be the brake booster installed and all is well now	21
	2009 Volkswagen Jetta TDI 2.0L Poor Idle Quality, MIL Lamp on VIN: 3VWPL71K99 I HAVE RECIEVED 4 REPLIES{THANK YOU} THAT THE CAM LOBES ARE PRESSED ON TO CAM AND CAN MOVE IF VALVES HIT OR LIFTER STICKS.THIS IS THE FIRST I HAVE HEARD OF PREESED ON LOBES VERY HELPFUL INFO FOR FUTURE USE ON THIS ENGINE. Trouble codes: P1005 (Totque diff.cyl2), P0302, P020B.	6

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