Automotive Technicians Technical Discussion and Fixes for Sep 24, 2013

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	Help Request	Answers
	2005 Audi A4 3.0L Convertible Top VIN: WAUDT48H75 I have a audi top problem.The top keep coding the G356 switch and would not work so I replaced the switch and no more code but I can not get the top to operate past lowering the windows and unlatching the front latch. i check with vag-com But I can not find wh...	View
	2005 BMW M3 3.2L MIL Lamp on VIN: WBSBL93415 Vehicle arrived with a dead battery and multiple codes, I assume as a result of dead battery. Charged battery, cleared all codes and did drive cycles. MIL light on with code 232 Tank Vent Valve. Replaced Valve, cleared codes and went on drive cycle. MIL light ... Trouble codes: 232 (Tank Vent Valve Function Test)	View
	2002 Buick Rendezvous CX 3.4L Odometer/fuel gauge VIN: 3G5DA03E32 After swapping out the engine with a rebuilt unit every thing working as designed. An interesting job. the BCM was disconnected during the swap out. After starting engine to test for any leaks or other problems I noticed that the odometer was showing a "ERROR"...	View
	1989 Cadillac DeVille 4.5L headlights VIN: 6D47S9C393 the headlight's work intermittently, all on at once, dimmer has no effect. really just need a wiring diagram with the headlight switch terminals identified. this car is a Deville rwd,7.0 engine. has twilight sentinel and auto dim. The fuse link at the starter ...	View
	2000 Cadillac DeVille 4.6L Electronic VIN: 1G6KD54YXY I have this caddy that keeps setting codes 1222 and 225.most of the time it works fine.sometimes it goes out og gear when it starts to change.sometimes it chandes fine.sometine it jerks when you put it in gaer and sometimes it does not.on the insturment cluste...	View
	1974 Chevrolet C-60 366CID Hydrovac Power brakes I have a 1974 C-60 with a tandem hydrovac system. It has TWO SEPERATE units with a dual piston master cylinder. There are two separate brake hoses to the rear wheels. I can’t find a metering device. The thing looks like it splits the front system between both ...	View
	1987 Chevrolet El Camino 4.3L Poor Idle Quality, Stall VIN: 3GCCW80Z3H Stalls & no power	View
	1998 Chevrolet Express 1500 LS 5.7L No Start VIN: 1GBFG15R8W hi guys I have this van (98 chevy gladiator van) and i'm looking for the passkey module so if you happen where it is at and how to get to it i'd love to here from you. My information tells me it's under the center of the dash so i took the engine cover out and... Trouble codes: B2960	View
	1999 Chevrolet K3500 5.7L Poor Idle Quality VIN: 1GBJK34R1X Hi thank you for reading this truck has been giving me hard time truck runs and drives great until engine is at operating temp truck will start to surge only in drive or reverse stopped. I have checked fuel pressure 58psi,took off throttle body and cleaned tak...	View
	2003 Chevrolet Trailblazer North Face 4.2L MIL Lamp on VIN: 1GNDT13S63 Hi everyone! Have this new customer that came in with the MIL on with p1345. By looking the actuator saw oil on connector so recommended a new one. Customer told me he had replaced not so long ago but agreed to put another one but two days later he came back w... Trouble codes: P1345 (Cam/ckp correlation)	View
	2004 Chevrolet Silverado 2500 HD 6.6L Hesitation, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GCHK23264 Buddy called me about this and said it was working fine and then just started making all kinds of noise from under the hood. When I got to it, it struggled to start and was fuel hammering. I spoke to my buddy and he has never put a fuel filter on it since he o... Trouble codes: P0202, P0203, P0205, P0208, P2149	View
	1998 Chrysler Cirrus LXi 2.5L No Start VIN: 1C3EJ5656W no spark at plug wires ,cap or coil asd b+ checks grounds check however ignition coil driver circuit at distributer constant ground with noid light when commanding coil ground dims but does not go out cap is full of crud wires are a little oily	View
	2004 Chrysler Concorde Limited 3.5L No Start, Stall VIN: 2C3AD56G04 Car is driving in our shop by a mechanic who works at other shop. I was told by the guy that the car is often shut off when the owner is driving on the road. Sometimes it can start immediately and sometimes it could not start. If waiting for 5 or 10 minutes af... Trouble codes: P0513 (sentry key immobilizer module), P0340 (camshaft position sensor), P0344 (camshaft position sensor)	View
	2007 Chrysler Sebring 2.4L main power to all electronics VIN: 1C3LC46K17 Guys, I think I have a bad trans controller on this Sebring, but I'm a little confused by this U1014 code. There's no description for it in Shopkey, and absolutely nothing comes up on the internet when I google it. There isn't even a test for either of the oth...	View
	1999 Dodge Grand Caravan ES 3.3L Steering VIN: 1B4GP44G5X This van is eating my lunch... I replaced the power steering pump (leaking) and a few weeks later the customer returned with the following complaint.. Steering gets hard in parking lots until I give it gas. I drove the vehicle and determined that with foot on ...	View
	2010 Dodge Ram 3500 Laramie 6.7L cluster VIN: 3D73Y4CL1A thanks in advance,i have this truck that will not reset the maintenance reminder in the cluster as per Dodge's procedure.any ideas?	View
	2004 Ford F-150 FX4 5.4L Poor Fuel Economy, no power VIN: 1FTPW14584 Customer said lack of power & fuel mileage down. Test drove vehicle while driving actuator never turns on. Know actuator only actuates after 2600 rpms. Replaced intake runner actuator and checked runners as dealer said this is common problem. Still same issue.	View
	2004 Ford F-550 Super Duty Lariat 6.0L No Start VIN: 1FDAF57P84 I replaced ficm and cam sensor still no start cold please help	View
	2004 Ford F-350 Super Duty King Ranch 6.8L Excessive Emissions, Hesitation, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1FTWW33S54 Good afternoon fellow techs! Customer came in for rough run and fuel leak on exhaust manifold. I witnessed fuel seeping through the exhaust manifold gasket at cylinder #6 and dripping onto frame. This obviously explains all codes present. I unplugged #6 inject... Trouble codes: P0175 (System too rich bank 2), P0306 (Cylinder 6 Misfire Detected), P0316 (Engine Misfire Detected on Startup)	View
	2006 Ford Expedition XLT 5.4L ac coil Ford guys please help!!! This expedition has had three ac coils blow. not blowing any fuses. I haven't used fomoco so far but I replaced original for bad coil. i also changed out diode behind drivers headlight.any ideas. Thanks Steve.	View
	2006 Ford F-250 Super Duty XLT 5.4L Poor Idle Quality, Misfire, MIL Lamp on, No power VIN: 1FTNF21576 Farm truck was brought in as a no power complaint- yep no throttle control, Truck is running just over 1000 rpm and rough idle- seems to be missing. I looked at the cylinder contribution test and every cylinder was missing intermittently- seems to follow a pat... Trouble codes: P2104, P2107, P2110	View
	2007 Ford E-250 4.6L Hesitation, Misfire VIN: 1FTNE24W57 Engine runs great at idle. Drive it and it sputters on acceleration as if it was starving for fuel. Replaced fuel pump and fuel pump driver module. Noticed a discrepancy between the FRP sensor PID and the actual fuel pressure on the gauge. Replaced the FRP sen...	View
	2000 Honda Odyssey LX 3.5L Cluster Lights VIN: 2HKRL1852Y Our customer had brought in a 2000 Honda Odyssey and said that he had an intermittent problem. He says his dash brake lights, door open lights, battery lights will come on randomly for about 5 seconds and then turn off. Thats textbook signs of a bad alternator...	View
	2007 Honda CR-V EX 2.4L Poor Idle Quality, MIL Lamp on Hello, We replaced a starter in this higher mileage CRV (disconnected battery of course) and since owner has found that idle speed stays approx 1000 rpm and surges up to 1500 when in gear and going slowly. Checked thermal idle valve for sticking open, no pr... Trouble codes: P0507	View
	2004 Land Rover Discovery SE 4.6L Temp Rises VIN: SALTW19454 Hello to all, Got this Land Rover Discovery II. Runs and drives great. What is happening is when coming off the freeway the temp gauge goes up to the red area of the gauge within a block of getting off freeway. After driving it around town a little more it wil...	View
	2007 Land Rover Range Rover HSE 4.4L Cooling System VIN: SALME15437 I was wondering if there are some Range Rover Techs out there that have had this problem before. I have engine oil in the coolant resevoir. No symptoms of a head gasket or any check engine light. I have tested oil coolers and found no leaks. I am wondering if ...	View
	1999 Lexus GS300 3.0L Starting VIN: JTDBS18290 1999 LEXUS IS 200 Hi We have this Lexus in for non start. It starts & runs for about 5 sec & cuts out. Restarts & cuts out again - as many times as you want to start it. Fuel pressure is good & holds. Good signal from crank sensor - can't get a signal from cam...	View
	2002 Mazda Protege5 2.0L Charging VIN: JM1BJ24672 Batt light is on interminently loads on or off reving the engine, doesent affect it. . we always have a charging condition (13.5-14v )and we don't drop on voltage when loads are on. the belt is properly adjusted. the scan tool data pid matches with the actual ...	View
	2004 Mazda MPV ES 3.0L pcm blank VIN: JM3LW28J64 Iv ran out of ideas so im hoping there is a trick or two im missing.The mpv came in for an ses lamp p0660, there is an updated program for the code so I crossed my fingers it wouldnt eat the pcm.No luck it ate the pcm. Iv tried to reprogram it probably 20 time...	View
	2012 Mazda 3 i 2.0L key fob VIN: JM1BL1VG2C Hi all ! I am trying to determine whether or not I need to send one of our customers to the dealership. They lost one of their smart key fobs. Obtaining a new one is easy enough, but I have researched IATN, Identifix, Mitchell, and Google with no answer as to ...	View
	1992 Mercedes-Benz 500SEL 5.0L Right Rear Door VIN: WDBGA51E7N Good morning folks! I have a benz here that I can't get the door to open. I was able to lower the window and removed a couple of trim parts to look at the latch and locking system. Everything is moving ok and when you lock and unlock the door, you can "feel" ...	View
	1996 Mercedes-Benz C280 2.8L Starting VIN: WDBHA28E4T Customer came in and said that it was loosing power. Had to hold the accelerator to floor to get to move. Two different shops checked the vehicle and said that the camshaft position sensor was faulty. the second shop changed the cam sensor and the car would no...	View
	1996 Pontiac Sunfire SE 2.4L ignition VIN: 1G2JB12T2T Ok Customer calls and tells me his car will not start. He drove it home from work and now will not crank over. I went to his house and gave him a push and he poped clutch and it stated. We drove it to shop where it sits today. Will not crank. After a short dia...	View
	2006 Pontiac Grand Prix GXP 5.3L ebcm VIN: 2G2WC58C06 co236. ebcm ???	View
	1999 Porsche Boxster 2.5L Misfire, All 6 cyl misfire VIN: WP0CA2982X Porsche Gurus, I have an interesting one. Initially vehicle came with cylinders 1,2,3 misfire faults. Found visible broken vacuum lines under right side intake (Bank 1). Fixed vacuum lines, replaced spark plugs and a torn coil boot, vehicle was happy so was ... Trouble codes: 75 (Misfire Damaging to cat), 68 (Cylinder 6 misfire damaging to cat.), 66 (Cylinder 4 misfire damaging to cat.), 67 (Cylinder 5 misfire damaging to cat.), 62 (Misfire Emissions-relevant), 63 (Cylinder 1 misfire damaging to cat.)	View
	2003 Toyota Solara SE 3.0L Dead Battery VIN: 2T1FF28P43 Hello, i have an intermitent battery drain, very intermitent the battery goes completley dead, cannot duplicate, charging system tests good, battery tests good.the draw is 30 miliamps.car sits unlocked in garage. Looking for any pattern or just see what any of...	View
	2003 Toyota Avalon XL 3.0L Temp display on climate control VIN: 4T1BF28B43 Customer states on long road trips with a/c on max cold at times air temp out vents will be hot. Customers states temp on display is now set to max hot. This is push up or down buttons to change temp, not knob style with high failure rate. This only happens a...	View
	2002 Volkswagen Passat GLS 1.8L Power windows VIN: WVWPD63B72 I am thinking that the water has affected the CCM but I am hesitant with out some more information to replace it. I already have $200 in parts that have not fixed this problem. Any information would certainly be appreciated.	View
	2006 Volkswagen Jetta TDI 1.9L cooler VIN: 3VWDT81K36 The trans we put in has a trans cooler that is located on top of the trans, this is the correct for the car, The company that put the used motor in, has no connections on the motor to hook up the auto trans cooler. Has anyone had this type of problem and if so...	View
	2003 Volvo XC90 2.5L not sure VIN: YV1CM59H33 Help I have a 2003 volvo xc90 with a vibration from the rear(feels like it) Both front axles have been replaced with new ones from volvo dealer. Rear dirveshaft has been removed and car driven still vibrates. Vibration is quite bad at 62 mph and up. All wheels...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2001 Buick Park Avenue 3.8L Surge VIN: 1G4CW54K31 I received a lot of good information and suggestions that I tried from everyone. It looks like Doug from NJ got this one right. I have not done the actual repair but the data from the scan tool shows the tcc solenoid duty cycle is around 40-50% when crusing ...	28
	2000 Cadillac Seville STS 4.6L Starting VIN: 1G6KY5492Y Thanks to all that replied to the help request. We replaced the ignition switch with a factory part. The crank delay still exists. I would think the theft modual was next to replace. The battery draw we found to the dash cluster, a curcuit board at the back of...	11
	2002 Chevrolet Tracker 2.0L timing chain VIN: 2CNBJ18C02 After carefully inspecting the camshafts for any signs of binding up or bearing journal scoring, we determined that GM has an updated reinforced top timing chain guide. This guide is not part of a kit and must be ordered individually through the dealer. We did...	10
	2003 Chevrolet Tahoe LT 5.3L No Start VIN: 1GNEK13Z53 Thank you everyone who offered your help. We kept feeling we were having an ignition timing problem. We finally checked our crank sensor square wave signal on our lab scope though it wasn't easy to access the wiring harness. Nice clean pattern at crank sensor ...	30
	2007 Chevrolet Impala LS 3.5L pcm/bcm VIN: 2G1WB58K57 I would like to start out saying that Jeff from Pa.started me thinking in the right direction regarding the BCM. I assumed that when I sent out the unit to be "fixed" at Automotive Electronic Solutions that they knew what they were doing and as it turns out th...	21
	2007 Chrysler PT Cruiser GT 2.4L Engine VIN: 3A8FY78G67 Its fixed, I took the timing covers back off and checked the timing with a strait edge and it was in line. With the engine only having 15in of vacuum and no codes I figured it had to be the exhaust camshaft off a tooth. Moved the belt one tooth clockwise on...	11
	1998 Dodge Stratus 2.4L Poor Idle Quality The scan tool was the problem and I am still trying to fix the tool. The tach was messed up and was sticking high.	20
	2007 Dodge Ram 1500 TRX4 5.7L Unknown VIN: 1D7HU18277 well I took the advice all of you give me and bought a power steering pump from the dealer I do thankyou for the help and time you saved me. I contacted another dealer on the coast and they had a little more insight on the upgrade he said that Chrysler must ha...	5
	2007 Dodge Sprinter 3500 3.0L Oil Light VIN: WD0PF34577 Once again the help I received here was right on the money. I replaced the oil level sensor and put the exact amount of 5w-30 syn oil in the crankcase and I drove the car on the freeway with no light coming on at all. Thanks very much for the excellent help. I...	6
	1988 Ford F-350 Custom 7.5L No Start, Cuts out VIN: 1FTJX35G7J Well finally after some time away from the truck, I was able to get back to testing. Following everyone's advice i went back to basics checked grounds, all good, checked for a signal to the coil, no signal. Replaced pick up in distributor, all is good now. ...	21
	2000 GMC Safari SL 4.3L No Start VIN: 1GKEL19W8Y this normally will not start on carb. cleaner. it takes 60 psi fuel. I tried firing inj. with my scanner but it did't work. I must be getting old. forgot that I had tester for the injectors, plugs right in and can ohm or fire them. they all test good. don't kn...	13
	2004 Hummer H2 6.0L powersteering VIN: 5GRGN23U54 Hello Thank you for all the replies . After several days of trying things and checking pressures through out the system . I am to the conclusion the pump was bad . I took the Hydra boost system off and had it checked and all was reported back good . we checke...	13
	2010 Jeep Wrangler Sport 3.8L horn VIN: 1J4AA2D16A Since the vehicle was brought in for diagnosis it hasn't had the problem happen more that twice, making it very difficult to diag. The customer was told to put it in service and monitor it for further problems. I called him today and it hasn't acted up since. ...	7
	2005 Kia Sportage LX 2.7L rear differential VIN: KNDJE72305 Sorry folks for taking so long getting back. There is a coupler assembly that bolts on to the differential. It also holds the speed sensor. The bearing in that is bad. The only way to replace it is to by the whole housing. 1000 dollars from the dealer but its ...	12
	2004 Mazda MPV LX 3.0L abs VIN: JM3LW28A44 I replaced the RR WSS. I had checked resistance before and it was in spec. I ended up checking it at a different time and it was out of spec. The WSS harness is so long it might have made a difference. Also looking back now I do remember seeing a slight lag on...	4
	2006 Mercedes-Benz S600 5.5L instrument cluster VIN: WDBNG76J96 Thanks to all for your advise. Once we went firther and also heard from multiple members of IATN, there are cluster problems, we decided to refer the customer back to Mercedes. In fact the cluster was bad, and also was covered under warranty.	10
	2001 Volkswagen Passat GLX 2.8L MIL Lamp on VIN: WVWJH63B01 Well this vehicle has yet to return as owner states MIL light has stayed out for over 2 weeks now! Maybe it was a restricted screen that is now clear ?? Many thanks for the responses, will post more info if he and/or problem returns Trouble codes: P1522.	14
	2009 Volkswagen Jetta SE 2.5L lower oil filter housing VIN: 3VW1M71K09 Talked to a friend who owns a shop that specializes in European vehicles. Says he lubes the threads with moly lube. I tried it on the next one I had in and it worked for us. This is what we will use for the future. And as one respondent mentioned, "a little mo...	8
	2009 Volkswagen Passat Komfort 2.0L Misfire, MIL Lamp on VIN: WVWJK73C99 I want to thank all of those who answered. The customer decided to pick the vehicle up without doing any of the recommended repairs. Check engine light is flashing and all Again thank you very much Trouble codes: P0300 (Random Misfire), P0301 (Miss 1), P0302 (Miss 2).	24
	2001 Volvo S40 1.9L All Electrial VIN: YV1VS29591 Thanks every one for the help. I replaced the battery cables and terminal ends. Its cranks over faster now. I believe problem is solved. Again thanks for all the replyies	7

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