Automotive Technicians Technical Discussion and Fixes for Jun 23, 2015

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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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	Help Request	Answers
	2006 Audi A4 Cabriolet 1.8L Hesitation, MIL Lamp on, VIN: WAUAC48H96 please help, I dont know where else to turn but the great people on iatn. this car runs ok but just feels sluggish when taking off from stop till rpm's come up 2200-2500 then you get boost 1500-1600 mbar and takes off like a bat out of ---. I have smoked teste... Trouble codes: P0299	View
	2006 Audi A4 2.0L Starting VIN: WAUDF78E26 Hello, long story short, we replaced the engine with another used one from a reputible yard. Got engine and had to install exhaust manifold and turbo, and the flex plate. Got it installed and tried to start before putting whole front end on, radiator is instal...	View
	1994 Chevrolet K2500 Cheyenne 6.5L No Start VIN: 1GCGK29F1R I have a 94 Chevy pickup with a 6.5L turbo diesel. This vehicle has sat for a few years. Got it to the shop did a general inspection changed oil and serviced all the boxes replaced batteries and drained and replaced the fuel. It fired right up sounded and ran ...	View
	1999 Dodge Durango SLT 3.9L abs VIN: 1B4HS28X7X hello need a little help with this one, truck has code 65 power relay open. problem for me is Mitchell wiring diagram is in correct it shows 3 wheel speed sensors when there is only one and no solenoids or power relay. what do I need to check on this truck for...	View
	2002 Dodge Grand Caravan ES 3.8L Cooling Systems VIN: 2B8GP54L72 Van has a white pudding all thru cooling system. Real thick stuff.thought maybe someone put something in the radiator so i flushed the system and the next day it was more in the system. But still has some green coolant that didnt mix with oil im asumming it is...	View
	2007 Ford Focus SE 2.0L steering pump At the shop I just started at they have been having an ongoing problem with this 2007 focus. Every once in a while it will overflow the power steering reservoir. They have replaced the rack and replaced the pump twice and still the problem is occurring interm...	View
	2010 Ford Escape XLT 3.0L Unknown VIN: 1FMCU9DG3A Ok everyone, I think I need to apologize ahead of time here, cuz this is a bit of a cluster-you-know-what. this vehicle has been in and out of this, and allegedly one other shop. The A/C is inop, pressures on both sides when not even running is 200psi. A new c...	View
	2007 GMC Sierra 1500 SLT 5.3L Poor Idle Quality, Surge, MIL Lamp on VIN: 2GTEC13J87 First Thank You for taking time to take a look at this. Vehicle came in for the listed codes w/ "Check Eng." light on and running rough. Customer stated that vehicle would only start acting up after reaching operating temp. On the Data PID for the APP sensor o... Trouble codes: P1516 (Electronic Throttle Mod. v.s. Throttle Position Performance), P2101 (TAC Motor Circ. Range/Performance)	View
	1999 Honda Accord EX 2.3L No Start VIN: JHMCG5658X I have been working on Hondas since 1973 and have fixed them all till now. 6 months ago the car came flooded with the injectors on all the time. We replace computer and had it programed at dealer and it started right up. 2 months later same thing this time it ...	View
	2001 Honda Accord LX 2.3L Surge VIN: 3HGCG66561 HI everybody, I need your help on this one. this honda comes to me with the check engine light on, the only code is the p1382 cmp sensor A no signal. checked wiring from the distributor to the pcm, and from the crankshaft angle sensor to the pcm, wiring test g... Trouble codes: P1382	View
	2003 Honda Civic LX 1.7L Misfire VIN: 1HGES15573 Thank you in advance for your time. I have a 2003 honda civic lx wich came into my shop a few months back with a intermitant rough idle more noticable with ac on. Cel was on with po301 code. Did all basic checks (plug coil injector compression also swapped #1a... Trouble codes: P0301, P0302, P0303	View
	2006 Honda Pilot EX 3.5L Converter VIN: 2HKYF18726 Hey Honda folks, I just purchased this 06 Pilot EXL, I am an ASE master tech, 2 years removed from the auto biz, a bit out of practice. It has no engine light on, but has a P0420 stored with dealer service records from the past 6 months of a misfire on cyl 5, ...	View
	2007 Honda Civic LX 1.8L No Start VIN: 1HGFA16507 Hey guys I got this honda civic with crank but no start condition on initial ignition switch turn on the fuel pump comes on but I have to cycle the ignition on/off a couple of times in order to get enough fuel for the engine start and stall right away- theres ...	View
	2007 Honda Odyssey EX 3.5L horn VIN: 5FNRL38717 customer concern of horn not sounding off when using key fob to set alarm. I looked at data PIDS for all doors including sliding doors, rear latch and hood. all show closed when closed, opened when open, then closed again when shut. all doors locking, and unlo...	View
	2009 Hyundai Elantra SE 2.0L Low Side Hose VIN: KMHDU45D29 We tested the system for leaks and flow through both the condenser and evaporator before replace expansion valve. Replaced expansion valve and put system into vacuum, hoses still collapsed and felt extremely soft. Ordered new hoses and installed, put into vacu...	View
	1999 Jeep Grand Cherokee Laredo 4.7L Unknown VIN: 1J4GW58N2X Hi,everyone: we have this jeep with a/c not cooling enough ,had lost all freon. Could not find any leak, so evac. The system and fill it with 2.2 pound and 1 once oil with dye.suction hose and dryer sweating very good and have strong water drain, but grill out...	View
	2011 Kia Sorento SX 3.5L radio/stero/cd/ VIN: 5XYKW4A26B Looking for help with this Kia audio system. Customer bought this vehicle with the radio not working and brought it to us to fix. This vehicle has the Infinity system as OEM, has am/fm . cd player , satellite radio/ navigation /backup camera all in the radio u...	View
	2005 Land Rover Range Rover HSE 4.4L shifting VIN: SALME11475 I have looked for info on these codes, havent really found any direction to look or things to check. We can clear these codes and they come back right away. Not sure if I'm looking at a wiring issue or a part failing. Any help in direction would be helpful.	View
	2003 Lexus IS300 3.0L MIL Lamp on VIN: JTHBD19203 This car runs fine, no problems other than the MIL light is on. P0012 Cam timing over retarded. I have seen this a few times and it has always been the oil control valve (or solenoid, different names same part). All data's diag procedure is basically to activa... Trouble codes: P0012 (Cam timing over retarded)	View
	1969 Mercedes-Benz 280SL 2.8L Surge VIN: 1130441000 Hi need some assistance from the old school Benz techs. This sl came in with a surge at cruise speed its similar to a lean miss you hear the engine running rough only at 1500-2100 under no load on level surface. If you decelerate or accelerate at all it goes a...	View
	2005 Mercedes-Benz E320 3.2L Excessive Emissions, Poor Idle Quality VIN: WDBUF65J45 I am in need of some Mercedes help on a 2005 E320. Here goes my best description so bear with me. Vehicle has NO CODES. Starts and drives fine until you go about ten miles give or take a few miles. At this time still drives fine but does not idle good at all. ...	View
	2009 Mini Cooper S Clubman 1.6L Stall, Misfire, MIL Lamp on VIN: WMWMM33539 The Vehicle was running fine, 1. Changed Spark Plugs for Maintenance with OE NGK. 2. Drove 40 miles damaged a Valve and Ate a Plug on cylinder #2. Replaced valve and Machined Head replaced timing components with required locking tools. VANOS locked in position... Trouble codes: 2782 (misfire several cylinders), 2772 (DME combustion misfires 1), 2776 (DME combustion misfires 3), 277E, 277A	View
	1976 Nissan 280Z 2.8L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: HLS3029611 Hello iATN Techs. This Datsun got me pulling the last few hairs I got, please help if you can. This car backfires thru intake and Boggs out on take off (accel). The only thing I have not changed is the throttle body. I smoked the system looking for vacuum lea...	View
	2002 Nissan Frontier SE 3.3L Mechanical VIN: 1N6ED29Y02 Hi everyone thanks in advance for any help you can offer. This Frontier came in for routine inspection repairs, brakes, etc. Then the next week he called up saying the motor was noisy. I went to his house cuz I didnt want him to drive it, and found that the oi...	View
	2005 Nissan Maxima SL 3.5L False Mode VIN: 1N4BA41E25 Have installed revolution sensor, checked the wiring, and when i clear the codes it still appears.	View
	2005 Nissan Xterra Off-Road 4.0L Poor Idle Quality, MIL Lamp on VIN: 5N1AN08W35 Recently replaced upstream cats and performed oil flush with a less than desirable product. Immediately noticed rough idle and P0011 appeared. I replaced both VVT Solenoids due to them both testing out of specification (8.4-9.2 ohms). Replaced Bank 1 cam senso... Trouble codes: P0011 (Intake Camshaft Position Timing Over-Advanced Bank 1)	View
	1997 Toyota Camry CE 2.2L Excessive Emissions VIN: 4T1BG22K5V Hi everyone, I have this vehicle that I can't figure out why code p0401 (insufficient egr flow). The egr valve working fine, the passages are open, the vaccum transducer is working fine. IF I connect the hose coming out of the transducer to the egr valve, I ha... Trouble codes: P0401	View
	2004 Toyota Tundra SR5 4.7L Brake Pedal VIN: 5TBDT44104 good day all and thank you for looking at my post. this tundra came to me with an intermittent fading brake pedal. customer requested i install a master cylinder, witch i did.. after bleeding every way i could think of i finely have a good pedal. when stopping...	View
	2012 Toyota Tacoma Pre Runner 4.0L lack of power VIN: 5TFJU4GNXC Greetings all I'm dealing with codes p2440 and p2442 I saw a tsb for this problem on Tundra's and Sequoia's nothing with Tacoma's are there any Toyota guys that can give me some insite before I relace these valves. Thanks Trouble codes: P2440 (p2442-), P2442	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2002 BMW 530i 3.0L instrument cluster VIN: WBADT63412 thank you all for the info on this problem,i performed a full system scan again on this car but no codes indicating a bad ignition switch, so I pulled the instrument cluster and played with it a little . I could get the lights to come on and off by pressing on...	7
	2007 BMW M6 5.0L Electronic VIN: WBSEK93507 The vehicle is now repaired and working great! We did all of the things we were thinking of doing in the update on this post. We replaced the Clutch that was worn out, the Hydraulic unit assembly that had an intermittent pump, Paddle Shifter switches that had ...	4
	2004 Cadillac CTS 3.6L Windshield Wiper VIN: 1G6DM57704 This vehicle belongs to a buddy at a body shop we do work for - it's his loaner. We had to let the vehicle go and have not gotten it back yet to finish the diag - sorry. I'll try and post the end results when they happen - thanks to all that replied.	5
	1987 Chevrolet R10 Suburban Custom Deluxe 5.7L Excessive Emissions, Poor Idle Quality, Cuts out, Stall VIN: 1GNER16K6H Sorry for the delay, I want to thank everyone for the help. The fix was simple as most of you stated---we informend the customer he needed a dist. and a coolant sensor---no ifs ands or buts.After the truck was picked up his wife stated that her husband and nei... Trouble codes: 15 (Coolant temp sensor circut [...] coolant temp).	25
	2002 Chevrolet Trailblazer LS 4.2L Starting VIN: 1GNDT13S52 Finally!!-the "new" bcm from gm was bad-as most of you suspected-finally got time to get back at it-installed and programmed another bcm and all is fine-thanks for all the replies-Deke	24
	2011 Chevrolet Aveo LS 1.6L Cam And Crank Coorelation VIN: KL1TD5DE7B As most of you suggested the timing was out one tooth. Timing Was reset and codes cleared and the customer is happy . Thanks to all who replied and offered there thoughts to a solution .	10
	2013 Chevrolet Silverado 1500 WT 4.3L MIL Lamp on VIN: 1GCRCPEX8D well the truck dosent have warranty on it it was a flood victim but I believe I got it fixed it was the input shaft sensor and man its behind the front pump chevy had a service bulletin for this code saying it could be the sensor thanks for replies Trouble codes: P0717, P0716, P219A.	7
	1998 Chrysler Town & Country LX 3.8L Power Door Locks VIN: 1C4GP54L9W As stated in the update, a new(used) BCM fixed the door lock problem. As a bonus it also fixed an inop horn that the customer had failed to mention stays on when hitting the button... It turns out the BCM is the keeper of the mileage. The customer opted to ...	11
	1992 Ford F-150 XL 5.8L Poor Idle Quality, Hesitation, Cuts out, Misfire VIN: 1FTCF15HXN This turned out to be an issue with the ECM. Intermittently, worse when cold, the ECM was not commanding one of the fuel injector drivers. 4 cylinders were effected. Had this problem been consistent, it would have been easier to do a power test (cylinder con...	25
	2006 Ford F-250 Super Duty XLT 6.0L No Start, Cuts out, Stall VIN: 1FTSW21P76 I wish I had something useful to share with the people whom replied or to someone that runs into one like this. The truck never acted up again. I did go through and clean all engine compartment grounds. I couldn't find one right at the turbo, but there was ... Trouble codes: P0269 (Cylinder 3 Low Contribution), P0299 (Turbo Under-Boost), P2290 (ICP Too Low), P2291 (ICP Too Low During Cranking), P2617 (CKP Signal Output Circuit Open), P0401 (EGR Low Flow).	5
	2008 Ford F-550 Super Duty XL 6.4L Loss Of Power VIN: 1FDAF56R78 Didn't get much accomplished with this one. Boss had me change oil and return truck to service. We'll monitor it and see how it goes. I received a few suggestion which I am grateful for. I'll keep those email and if I have anything to ad I will keep them info... Trouble codes: P252F.	4
	1997 GMC K1500 Sierra SL 5.7L engine tapping VIN: 2GTEK19R9V This help request has reached its closing date so i am posting latest status, its still not diagnosed, I have had many great ideas on here from members of where to look next, I have tried some of them but still have further to look. This happens to be personal...	33
	2007 GMC Acadia SLT 3.6L windows,hatch,signals VIN: 1GKEV23717 The Acadia is fixed. The bcm was not programmed properly by dealer at first but they corrected the problem on return. Thanks for the help.	2
	2004 Lincoln Navigator 5.4L Misfire, Poor Fuel Economy, MIL Lamp on VIN: 5LMFU27R14 I would like to give shout outs to my hommies Andrew, Michael, Bart, Ralph, Hank, muhammed, Nigel, Roger, Jimmy, Tim, Fred,and Jurgen. Thanks for the help you were right on the bank one front catalytic converter was restricted causing 7 psi of back pressure. ... Trouble codes: P0172, P0174, P0300.	27
	2007 Mazda CX-7 Touring 2.3L MIL Lamp on VIN: JM3ER29L37 I went back in and checked timing to see if it was right and found timing one tooth off on crank, realigned timing marks and vehicle running good with no codes coming back. Thank you to all who sent me help .	2
	2007 Mercedes-Benz E350 4Matic 3.5L MIL Lamp on VIN: WDBUF87XX7 Thanks to all for the responses. After repeated inspection i realized that the trigger wheel on the intake cam actuator was off in the sensor hole by a tiny bit. There is a parallax when you look at it from above , but if you use a mirror it is easier to see t... Trouble codes: 1208 (constant adjustment of intake cam right bank retarded).	5
	2008 Mercedes-Benz GL320 CDI 3.0L abs VIN: 4JGBF22E68 Thanks very much for all of your replies. We ended up replacing the wheel speed sensors as they were the old part numbers. All is well. Thanks again and God Bless.	4
	2004 Porsche 911 Carrera 3.6L not charging VIN: WP0CA29914 Verified wire harness was okay by checking continuity from cluster solid blue wire in green connector to back of alternaor, also tested and inspected wire from battery to back of alternator, removed alernator for testing ; alternator tested bad . Replaced alte...	4
	2003 Toyota Corolla CE 1.8L Expansion valve VIN: 1NXBR32E13 Hello Brent Black and the rest of you tech's. I have been a member since 1997. This hot rod has two wrong issues with our info systems, M&A. Ok, going forward the line clamps are easily opened with a small flat blade screwdriver. The steering column doe...	2
	2003 Volkswagen Passat GLX 4 Motion 2.8L oil leak VIN: WVWTH63B23 I must not have been clear in my wording when I said the plug in front of the head was leaking. I wish IATN would allow us to post photos so I wouldn't get six responses telling me its not leaking. Thanks Daniel from Florida for your suggestion. I did try to t...	8
	2000 Volvo S70 GLT SE 2.4L Lacks power VIN: YV1LS56D8Y I greatly appreciate the help! Contacted Xemodex, got a pre-programmed throttle body, and all is well. Again, thanks very much and God Bless.	8

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