Automotive Technicians Technical Discussion and Fixes for Apr 25, 2013

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	Help Request	Answers
	2003 Audi Allroad Quattro 2.7L Engine VIN: WA1YD64B13 I can see a cracked hose from turbo going to intake has been black taped for a crack, but don't know how to test for the P1557, check the N57 charge pressure control solenoid valve? I can see O2s warm up real slow and front O2s respond very slow? MAF sensor ha...	View
	2004 Audi S4 Avant 4.2L MIL Lamp on VIN: WAUPL68EX4 Hello, This Audi can in with CEL on and these two codes. No drivability trouble. I would suspect the solenoids but both at the same time?? It also looks like it would be quite a bit of work to do. If anyone has had these codes in the past and could give me som... Trouble codes: P0011 (Intake cam advanced bank 1), P0021 (Intake cam advanced bank 2)	View
	2010 BMW 528i 3.0L Compressor VIN: WBANU5C50A hi guys I Have these 2010 BMW 528i with a complain thad it was blowing warm air .I check for codes on the air com but have no code when to the air com data for the pids and check for the compressor to see if the compressor was working and yes it was on .the...	View
	2004 Cadillac DeVille 4.6L Mechanical VIN: 1G6KD54Y74 Hey everyone i need some help i have a 2004 cadillac deville after it sits for awhile i can go out and start it and it will rev up high and miss really bad on multiple cylinders but if it runs for about 30 sec to 1 min. It will stop idle high and missing you c...	View
	1998 Chevrolet K3500 Cheyenne 6.5L No Start VIN: 1GCHK34FXW I whant to know how to distinguish between the injection pump and the sut off solenoid i have no fuel to injectors	View
	2002 Chevrolet Silverado 1500 5.3L radio VIN: 2GCEK19T42 this is my truck...not really a problem more of a curiosity...possibly not coming from radio but sometimes while sitting in truck waiting at local department store for wife I can here a fan running that sounds like it is coming from right around radio area hav...	View
	2004 Chevrolet Tahoe LS 5.3L Surge, Cuts out VIN: 1GNEK13Z74 Hello to all. I have a Tahoe 5.3 with a problem that happens between between 5 and 30 miles of driving. Only at light throttle. Most test drives. A drop of power from the engine for one or two seconds. Then again after a about 10 seconds. Then it usually doesn...	View
	2004 Chevrolet Trailblazer LS 4.2L t-case VIN: 1GNDT13S84 the latest thing going on with the 4x4 on this vehicle is it went into neutral while driving. i checked it out and ended up putting a reman transfer case in it. imediately had problems with new one and long story short, ended up plugging in old transfer case a...	View
	2007 Dodge Ram 1500 TRX4 5.7L Total Integrated Power Module VIN: 1D7HU18237 I come to you all with a humble heart and ask for any advice or direction. Truck was towed here for a no start condition. Customer contacted us over the phone with the symptoms he was experiencing. Says he has to replace the ignition fuse cause when it blows...	View
	1993 Ford F-150 XL 4.9L No Start VIN: 1FTEF14Y9P Runs well as long as key is engaged ***Likely the resistor on the run circuit of coil according to Diagrams but I am a babe in the woods on Ford EEC IV.where is the resistor? operator stated the vehicle died while driving. vehicle crank and no start, no fu...	View
	1995 Ford Mustang GT 5.0L Poor Idle Quality, Surge, MIL Lamp on VIN: 1FALP42T8S comlaint is a surge and rough idle. the customer states that the idle has never been real good. first, we found that the egr was leaking, we replaced that and it made no difference. checked for vac leaks, found that the crankcase pressure measured in inches of...	View
	2002 Ford Thunderbird 3.9L Ecm VIN: 1FAHP60A42 Vehicle runs fine and there are no codes. Several different scan tools can read the gem module along with everything else on the bus except the ECM. As soon as you try and comm with the ecm the car runs awful and won't idle. As soon as you disconnect or page b...	View
	2006 Ford E-350 Super Duty XLT 5.4L MIL Lamp on VIN: 1FBNE31L56 This bus keeps setting this EGR Control code. We replaced the EGR Solenoid on a guess. Our scanner limits our testing. Was just wondering if anyone out there has seen ths code and any problems? Any help s appreciated Trouble codes: P0403 (EGR Control Circuit)	View
	2008 Hyundai Sonata GLS 2.4L No Start, Cuts out, Stall VIN: 5NPET46C18 I am posting this just to make the fix known, in case anyone else runs into a similar situation... may save them some time. This Sonata was cutting out regularly to the point the customer had difficulty making it to the shop. Confirmed intermittent stall with... Trouble codes: P0560 (System Voltage Malfunction), P2110 (ETS Malfunction), P0698 (Sen Ref Voltage C Circuit low)	View
	2005 Kia Spectra EX 2.0L Mechanical VIN: KNAFE12165 Vehicle came with clutch slipping very bad. Removed & replaced clutch pressure plate and throw-out bearing all OEM parts from Kia. The problem I'm having is before I put everything back together the clutch pedal is not smooth at all and seems to be hanging up....	View
	1974 Mercedes-Benz 450SL 4.5L Engine VIN: 1070441201 This old Mercedes came in with a smoking issue. When I first start it cold, all is fine, but after a few minutes it belches out copious amounts of blue smoke for about a minute then all is fine. I can drive it all day long and it won't smoke again. I don't thi...	View
	2002 Mercedes-Benz ML500 5.0L Electronic VIN: 4JGAB75E62 Hi every one i have this ML500 W/THIS CODE P240D , that i have no idea what it is alldata and mitchell don't tall me, the trans. doesn't come out first gear, and when i look in to the data list on the scanner and drop the shifter down it will read P,R,N,but it...	View
	2004 Mercedes-Benz SL500 5.0L top operation VIN: WDBSK75F84 Hi fellow & MB techs, Customer drop off this SL500 with top not closing fully,just before it complete to closed. It looks like the power is either too low or too hight while the top is operating. With all of this codes in VRC : B1403,B1658,B1659,B1661,B1197,B1...	View
	2007 Mercedes-Benz GL450 4.6L Mechanical VIN: 4JGBF71E87 Vehicle came in for 1208(Constant Adjustment of intake camshaft of right cylinder bank in Direction), 1200 (constant adjustment of exhaust camshaft of right cylinder bank in direction). We followed the TSB, perform timing chain gear. The gear is bad. Replaced ...	View
	2006 Mini Cooper S 1.6L Extended crank cold VIN: WMWRE33596 I have a mini that has an extended crank cold and some times it will start stall then start. It has to sit for a bit but the engine can be hot or cold for it to act up. Seem to be more than an hour is the magic time frame. When it starts there is no miss fire ...	View
	2002 Mitsubishi Montero Limited 3.5L engine VIN: JA4MW51R82 Customer stated that oil light started to flicker then engine developed a lower engine knock. I partially drained the oil which had a shiny film which led me to think the bearings were shot. My question is the 3.5 montero interchangeable with a montero sport 3...	View
	2005 Nissan Maxima SL 3.5L 2-1, p-d VIN: 1N4BA41E55 Hello, I'm working on a 2005 Nissan Maxima 3.5L with the 5 speed automatic transaxle. It has a harsh Park to Drive engagement and a harsh 2-1 downshift when coming to a stop. No DTC stored. Adaptive values have been reset, this seems to work temporarily..appro...	View
	2007 Nissan Quest SL 3.5L fuel sender VIN: 5N1BV28U97 Vehicle came in with SES on with code stored and low fuel light on. Disconnected connector at tank and read 4.9 volts at scanner for fuel level sensor voltage( read zero volts when plugged in so I figure it was shorted). found unit was open with ohm meter unle...	View
	2001 Pontiac Grand Am GT 3.4L fuel pump VIN: 1G2NW52E51 Car has intermittent no start condition, customer says it usually happens when rainy or wet. Will crank fine, no start. Replace ignition cylinder for VTD codes about 2 weeks ago, came back no start. Fuel pump not running for initial prime or when cranking. Che...	View
	2000 Saturn LS2 3.0L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1G8JW52R2Y vehicle came in with a no start and wanted to replaced the timing belt for no reason, car shut off and didnt want to start back up. well when i took the timing cover off and got crank lined up both the cams were off about 2 to 4 teeth. installed timing belt an... Trouble codes: P0056 (Heater oxygen sensor bank 2 sensor 2)	View
	2002 Saturn L200 2.2L insp monitors VIN: 1G8JU54F92 any ideas to complete monitors for nyvip inspection have driven vehicle over 400 miles cant complete oxygen sensor monitor and oxygen heater monitors both oxygen sensors have been replaced heater has good power and ground any ideas thanks	View
	2001 Toyota Prius 1.5L Multifunction Display and Radio VIN: JT2BK12U71 Prius came in with inoperative multifunction display in center of dash and inoperative radio. I know that display failure is well documented in the 2nd generation Prius, but I can't find much data on the 1st generation Prius. Seems like it might be a power sup...	View
	2009 Toyota Sienna LE 3.5L MIL Lamp on VIN: 5TDZK23C09 i have this sienna that is running lean on both banks, i have replaced the mass air and o2 sensors from a running van with no change, plugged off the brake booster, changed the intake gaskets t/b gasket, fresh air intake hose from rear v/c to air box, pcv valv... Trouble codes: P0171, P0174, P0101	View
	2003 Volvo S60 2.4T 2.4L Fuel VIN: YV1RS61TX3 Good evening. Purchased this vehicle thinking it just needed a fuel pump. No noise from tank. Vehicle ran with starting fluid. Checked power at under seat plug and got 12 volts. Thought pump was culprit so replaced. Same condition persists. This vehicle has a ...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2008 Acura TSX 2.4L engine VIN: JH4CL96958 Thanks everyone for all of you input. This is what makes iATN such a powerful resource. We removed and replaced the starter with an OEM NEW starter and that was the fix. By the way one Acura dealer told me they usr a local company to rebuild their faulty s...	20
	2001 Audi S4 Avant 2.7L No Start, No mil, no communica VIN: WAURD68D51 all help was useful. ecu was replaced with a rebuilt unit and the car runs great. thank you to all the well thought out replies.	8
	2003 Audi Allroad Quattro 2.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: WA1YD64B93 Okay so we have fixed this vehicle and what it up ending to be the issue was two different problems first thanks to the reply of faulty egt sensor which I thing was the main issue we replaced that and found a faulty turbo cut valve those two issue solved the m... Trouble codes: P0300 (random misfire), P0303, P0302, P0306.	13
	2003 BMW 745Li 4.4L gear selection VIN: WBAGN63443 Thanks to all of you that offered help. Did change the square seal and four rubber pipe seals between the valve body and transmission. Checked all selenoids for proper resistance. (All good) I also updated software in the TCM (couldn't hurt). Checked everythin...	8
	1999 Cadillac Seville STS 4.6L Accessories VIN: 1G6KY5496X This vehicle have two issues. The first is the Instrumental cluster shorting.. Customer opt to bypass circuit with an added relay. the second fault is in the audio amp fuse. Disconnecting the amp wiring or audio radio, cd changer, and cellular at the dash di...	8
	1998 Chevrolet Tahoe LS 5.7L lifters VIN: 1GNEK13RXW Many thanks to all the tecs. for your input / insight. Hope this is was caught in time. Customer knows better and thought the oil was changed sooner then that. No records found to be different. The windshield sticker was from Jiffy lube and 10W40 oil was used....	21
	2005 Chevrolet Colorado Z85 LS 3.5L Misfire VIN: 1GCCS136X5 thanks for all the help checked all coils and all fuel injectors checked drivers in computer and all were good.checked wiring harrness checked o2 senser and everything checked out good installed a engine and all is working good now Trouble codes: P0302.	50
	2006 Chevrolet Colorado LT 2.8L Cuts out VIN: 1GCCS19816 hi every one still waiting for customer to return vehicle to continue repair thanks to everyone with thier help	12
	2005 Chrysler Pacifica Touring 3.5L MIL Lamp on VIN: 2C8GF684X5 Well the problem with this one was that someone reset cam crank learned with the timing belt off I found a pid in Auto enginuity for cam crank learned and it was 13 degrees took to the dealer to have it reset and low and behold learned is now zero and cam cran... Trouble codes: P0016.	13
	2003 Dodge Ram 2500 5.9L steering rack VIN: 3D7KA28683 Thanks for all the replies, sorry I didn't close this out sooner but have been very busy. The fix turned out to be replacing the power steering pump. Apparetntly the A-1 Cordone pump the previous shop had installed was defective and was pumping max pressure at...	13
	1991 Ford Ranger Custom 2.3L crankshaft hub VIN: 1FTCR10A6M Thank you for all the help. After reading the replies I decided to go out and check the timing with a light and see where we were firing number 1. It was dead on 10 degrees. We had tried an ignition module a few weeks prior to this. I found another Iatn po...	9
	2000 Ford Escort ZX2 2.0L Mechanical VIN: 3FAKP1136Y I appreciate all the replies! I did finally get to do some troubleshooting, and the turbine speed sensor was bad. I never actually got the car to "regurgitate" trans fluid.	5
	2002 Ford Taurus SE 3.0L Hesitation VIN: 1FAFP53U02 Thank you for all the replies. I put a new fuel pump in it 2 days ago and still had low fuel pressure when trying to accelerate. Diagnosed down to a pcm and told the customer and they decided to take it to the dealer and have them do it seeing as i can not rep... Trouble codes: P0191.	15
	2002 Ford F-450 Super Duty Lariat 7.3L Cuts out VIN: 1FDXW46F32 Hey guys, we got it, thanks for the help to every one, specially to Ray and Willian, very weird, but the problem was the cam senor, you guys nailed. I guess the horn emits some kind of frecuency that gets picked up by a deffective cam sensor.	9
	2005 Ford Taurus SE 3.0L Ambient Air Temp Sensor VIN: 1FAHP53285 Replies were correct, this model does not have an ambient air temp sensor (only on auto climate control models). Problem customer was having was he uses a bluetooth obdII device to connect his cell phone to the data stream & monitors fuel use, mileage, and so...	4
	2005 Ford Mustang GT 4.6L supercharger VIN: 1ZVFT82H05 THANKS FOR ALL THE REPLIES SENT IT OUT FOR A SUPERCHARGER REBUILD AND ITS BACK ON THE CAR PURRING LIKE A KITTEN	9
	2007 Ford Taurus SEL 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on VIN: 1FAHP56U77 The car was purchased used with ck eng lite "ON". It had 171, 174, 420, 430 and 300. So it all started with misfires which were ignored by previous owner AND new owner UNTIL it got so bad he couldn't ignore it anymore. I smoked it and found the melted PCV co... Trouble codes: P0171 (Lean Bank 1), P0174 (Lean Bank 2).	8
	2009 Ford Escape XLT 3.0L AC system VIN: 1FMCU03G59 Hello all, this Escape is fixed! After finally getting it back, I was able to really monitor it and get a good idea of what was going on. After it was driven in (hot), static pressure was 400/35. It would NOT equalize. I evacuated/recharged it and pressures ru...	26
	2004 GMC Yukon XL 1500 SLT 5.3L drivers seat heater VIN: 3GKEC16Z24 drivers door module fixed this issue. sorry to all for taking so long to close this request. thanks to all for your input. best wishes for the new year/	5
	2004 Hyundai Santa Fe GLS 3.5L timing belt VIN: KM8SC73E34 Thanks everyone for the replies. Rodney from Florida hit the nail on the head. Someone had put a belt on once before and some how the holding pins for the crank sensor got damaged and it was off. Its not keyed to the gear by the crank key, but by two little pi...	9
	2001 Infiniti I30 3.0L Poor Idle Quality VIN: JNKCA31A31 I was hoping to be done with this thing by now so I could post a fix, but the time is up. Fortunately, the owner is in rehab for awhile so there's no rush. From the replies received we decided we needed to get an ECU with the same part number. One reply sugges... Trouble codes: P0505 (AIC circuit).	5
	2007 Jaguar X-Type 3.0L monitors VIN: SAJWA51A87 Customer is going to check with Jaguar and is also getting a 4 month license tag extension from Ohio EPA and Ohio BMV. Thank you all for your input. I'll let you know If we find any further info to share. Pat	3
	2007 Jeep Wrangler Unlimited X 3.8L Steering VIN: 1J4GB39157 thank you everybody for your time. we have not fixed problem. there were some TSB's that may have been some help but they either were for 4 WD's or were for 2008's and newer. On reprogramming tire size, there are just a limited number of tire sizes that can be...	16
	2006 Land Rover LR3 SE 4.4L MIL Lamp on VIN: SALAD25456 Well I am going to call this one fixed. Like edward, and others mentioned. with everything replaced and testing great the fuel trims take forever to reverse themselves. Cleared and drove couple drive cycles. Gave to customer and drive 2 weeks resceduled cleare... Trouble codes: P0171 (Lean bank 1).	9
	2007 Land Rover Range Rover HSE 4.4L Air Suspension VIN: SALMF15497 I actually was confused on what was going on with this vehicle. I wound up replacing the front air springs and everything seemed to work properly. I guess I was confused about the codes and the symptoms, but the front air springs having a large unhearable leak...	7
	2003 Mazda Protege5 2.0L high idle VIN: JM1BJ24553 i ENDED UP REPLACING TSTAT AS VEHICLE FAN WOULD KEEP RUNNING. PUT A COOLANT SENSOR IN IT AND AN IDLE MOTOR (LADY WAS SCARED TO DEATH i TOLD HER I COULDNT GET IT TO ACT UP BUT THESE COMPONENTS COULD CAUSE THE SYMPTOM... SHE AGREED TO REPLACE)aLSO I T WAS LOW ON...	5
	1989 Mercedes-Benz 560SL 5.6L No Start, Poor Idle Quality VIN: WDBBA48D8K i would like thank everone who gave me help on this you guys gave me the info i neede to test and repair this car the cis was bad 3500.00 later all is well thanks agian jimmy	17
	1996 Mercury Villager GS 3.0L Poor Idle Quality VIN: 4M2DV11W5T Customer did not wish to put the money into this Villager. Pick up with out repair. Thanks to all who sent me help files. Trouble codes: P0325 (Knock sensor).	13
	2006 Mitsubishi Lancer Evolution MR 2.0L transmission VIN: JA3AH86C16 I DID ORDER THE CLUTCH KIT AND IT'S ON ITS WAY. I'M SURE THE CLUTCH WAS THE PROBLEM. THANKS TO VERY ONE THAT HELP.	9
	2008 Nissan Frontier LE 4.0L Check Engine Lite VIN: 1N6AD07W28 CUSTOMER TOOK THE VEHICLE IN TO THE DEALER WHERE THEY REPLACE THE COMPUTER AND ALL IS FINE NOW . THANKS TO ALL WHO RESPONDED. IT WAS OBVIOUS THAT THE CUSTOMER MAY HAVE ARC THE TERMINALS WHEN INSTALLING THE BATTERY. THANKS TO ALL.	3
	2003 Saab 9-3 Linear 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: YS3FB49SX3 Ok so I doubled checked all my signals on the labscope and found everything good. I checked connections at ionization module and Trionic module. At the Trionic module I found corrosion on several pins that led back to the ionization module. Also found corro... Trouble codes: P0303, P1312, P0340, P201P, P0245, P0325.	4
	2007 Toyota Camry SE 2.4L Rear Cover Ring lands N/G The vehicle is fixed by installing a new back cover and rings but still haven't found out "Why" the rings wear into these back covers. Bob	3
	2000 Volkswagen Jetta GLS 1.8L cooling VIN: 3VWSD29M7Y I took a guess because I knew the fans were good, I put a new switch in to be safe, but because Ithe alc didn't work I put the module on it. the module fixed it	20
	2006 Volkswagen Jetta TDI 1.9L loud noise on acceleration VIN: 3VWST71K66 So the EGR cooler showed signs of leaking but after replacing the cooler we still had the same problem. After looking on line I saw a similar problem after reading through all 45 posts it turned out that this person fixed their problem with a chemical clean...	6

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