Automotive Technicians Technical Discussion and Fixes for May 22, 2014

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	Help Request	Answers
	2006 Acura TL 3.2L Reverse back-up sensor system VIN: 19UUA65556 Hello to all iATN members. I am seeking some professional/ Acura guidance on my aunt's 2006 Acura TL. She asked for my help in diagnosing a new concern with her vehicle. She states that her reverse back-up sensor system, which is an original option to the car,...	View
	2006 BMW M5 5.0L Engine VIN: WBSNB93526 This 06 M5 (production date 05/06) came to us after leaving another shop. The car was running rough and had vanos solenoid faults. The other shop installed new OEM vanos solenoids and bled vanos. After solenoids were replace vehicle started making a loud clack...	View
	2003 Buick Century Custom 3.1L dash warning lights VIN: 2G4WS52J03 turn ign on and dash warning lights blink.turn key to start lights go out but no starter,under dash flasher still clicks.turn on 4ways and every thing works normal. i THINK i know what the problem is acording to Joseph from NY on dec 12 2007 it maty be the ign...	View
	1999 Chevrolet Silverado 2500 6.0L No Start, Misfire, hard start VIN: 1GCFC29U0X This K2500 starts hard cold, and will run rough or misfire during the first 10 to 15 minutes. It does not happen all the time. It has correct fuel pressure, coolant temp, T.P.S. are good. Other scan data appears correct before and during cranking. Crank sensor...	View
	2001 Chevrolet Impala LS 3.8L Misfire VIN: 2G1WH55K51 2001 impala, 3.8, only a p0300 misfire code, engine loses power and back fires threw intake under load at about 200-2500 rpm. Allready checked, maf, tps, map, plugs wires and coils. Air intake clear, fuel pressure in range! what else is there? ign moduel?	View
	2002 Chevrolet Silverado 2500 HD 6.6L lack of power VIN: 1GCHK291X2 Hi group. This pickup came to me because of a no start problem. I found the fuel filter head leaking air and making the injection pump loose prime over night. It had already been to another shop because of low power and lots of smoke. That shop put in new inje... Trouble codes: P1093 (Fuel press. low during power enrichment), P0087 (Fuel rail press. low)	View
	2004 Chevrolet Silverado 2500 HD 6.6L Vss VIN: 1GCHK24144 I'm looking for a good source for a two conductor, twisted & shielded harness to run in place of circuits 821 and 822 from vehicle speed sensor to TCM. Something like an ABS WSS harness would be perfect. But I need it on a spool. Thanks in advance.	View
	2005 Chevrolet Cavalier 2.2L No Start VIN: 1G1JC12F55 Help... This little Cavalier has been towed in now for the 3rd time and our customer is notttttt happy. Vehicle came in as a no start on the hook. It had no fuel pressure. Would run on propane induced to the intake. Standard issue bad pump, right? Well, we re...	View
	2014 Chevrolet Cruze LTZ 1.4L Ign. VIN: 1G1PE5SB2E Ok looking for info cause this is still under mfg. Warr. It's one of my sons car ,what happins is the radio will start cutting out, then all systems go dead but then come back stg, gets hard. Then we shut it off and could not remove key. And would not re-start...	View
	2005 Chrysler Town & Country LX 3.3L Interior VIN: 2C4GP44R05 evening all, the problem I have is as you drive- when you hit 20 mph the dash goes crazy, the tach and speedo jump up and down the lights come on.If you stay on the throttle it keeps doing it- get off the throttle and it goes away and things go back to normal...	View
	2001 Dodge Ram 2500 8.0L MIL Lamp on VIN: 1B7KF23W91 This truck came in with trouble code p0442 stored for evaporative system small leak. replace leak detection pump and purge control, and later hoses between canister and detection pump, and purge valve. now I have p1494 stored for leak detection pump switch or ... Trouble codes: P0442 (Evap System Small leak detected), P1494	View
	2004 Dodge Sprinter 2500 2.7L Limp Mode This van has been dropped in my lap with a low boost issue. I found several problems with unplugged sensors and a split intake hose causing a boost leak. Unfortunately, the issue still remains. The vehicle has good power for the first minute of driving and the... Trouble codes: 20300, 20260, 20360	View
	2006 Dodge Sprinter 3500 2.7L Injection VIN: WDXPD94436 This is a question that has us a bit crosseyed here; 2006 3500 with 22k miles in very nice condition. Pops a 2016 code almost on cue at 1800 revs and derates. Tested; rail sensor, injector leaking test, lift pump pressure.Fuel contamination, and system lea...	View
	2005 Ford F-150 STX 4.6L No Start, Stall VIN: 1FTRF04W95 Has any one ever seen a fuel driver module that shorted out and took out the pcm and alternator. Customer said he was driving down the HWY and the truck ran great. then all of a sudden he lost steering and the lights came on on the dash. pulled over and the tr...	View
	2005 Ford F-150 STX 4.6L Starting VIN: 1FTRF04W95 Has any one ever seen a fuel driver module that shorted out and took out the pcm and alternator. Customer said he was driving down the HWY and the truck ran great. then all of a sudden he lost steering and the lights came on on the dash. pulled over and the tr...	View
	2007 Ford Freestar SE 3.9L Engine VIN: 2FMZA51617 We have a van with a misfire (p0303) and B2S2 Lean(P0174). It is also making a popping noise through the intake and a popping in the drive belt. we have replaced the O2 sensor, injectors, Plugs and wires, coil,complete valve job, and all new gaskit set. New PC...	View
	2008 GMC Sierra 3500 HD WT 6.6L Hesitation, MIL Lamp on VIN: 1GTJK33638 This truck drives ok under normal load but when accelerator is held to the floor it has no power, very low fuel rail pressure showing on scanner and goes into reduced power mode. I'm going to pull the fuel tank next week and clean the entire system any tips wo... Trouble codes: P0087, P0401	View
	1996 Honda Civic DX 1.6L ?rotary air control valve VIN: 2HGEJ6342T Quite suddenly two days ago this car began to surge severely when engine reached normal operating temperature (previously it had performed flawlessly.) Car idles normally when engine is cold; however, once it reaches normal operating temperature it begins to s...	View
	2008 Honda Civic DX 1.8L Cuts out VIN: 2HGFA15468 The car runs great off idle all speeds with no problem Except when coming to stop and idle. Touch the throttle lightly it stalls. Scanned the TPS it is responding. Small Touch on the Gas Pedal it stalls ???	View
	2003 Jeep Grand Cherokee Laredo 4.0L Misfire VIN: 1J4GW48S23 Have checked all I can think of on this vehicle. Number 6 cylinder is basically dead. comes in every now and then for a short period of time then drops back out. Gets worse with heat. Engine has no vacuum leaks. Other shops have tried swapping coil rail, repla...	View
	2004 Land Rover Range Rover HSE 4.4L Air door VIN: SALME11494 Cust. complaint is he can hear fan, but no air comes out anywhere. Every time it comes in,it has numerous codes for flap motors and AUC sensor. I have never been able to duplicate the cust. complaint, although I have been able to set codes for footwell flap an...	View
	2006 Mazda Tribute i 2.3L Belt Pulley VIN: 4F2YZ02Z66 Owner has had vehicle since new & the first time the Serpentine Belt Idler Pulley bolt broke & threw the belt off was 2-5-13 at 64K miles. We Towed it in, installed a New OEM Mazda Idler Pulley with attaching bolt as that is how it is sold the bolt & pulley co...	View
	2009 Nissan Altima S 2.5L Suspension VIN: 1N4AL21E19 This vehicle has a sharp popping noise over bumps on the LF. It also pops sometimes when you hit the brake. Nothing is visibly loose in the LF. The spring is intact. I found a recall for strut mounts but it is not applicable to this car. Any Nissan techs famil...	View
	2011 Nissan Versa S 1.8L No Start VIN: 3N1BC1CP9B I have had the vehicle for a couple of days, fuel pressure has never dropped below 51 psi. There are no codes, all monitors have been ready, confriming all crucial systems have passed. Ofcourse, since i have had the vehicle, i can not duplicate the problem. I ...	View
	2006 Porsche Boxster 2.7L engine VIN: WP0CA29876 Lucky me car has very high mileage , was sent from a third shop who installed a new ims bearing and flywheel along with a new clutch car has a miss fire on right bank for cylinders 456 also has a code po1324 for cam timing so now that it is at my door i c...	View
	2007 Toyota 4Runner SR5 4.0L Heater/Cooling box VIN: JTEZU14R17 This is a stumper, this vehicle in recir mode at idle or running at operating RPM range, will not throw cold air at the vents. I have tried pinching off the heater core lines to eliminate the possibility of heat bleeding into the cooler chamber, and no noticea...	View
	1989 Volkswagen Vanagon Carat 2.1L ignition no spark VIN: WV2YB0257K this vanagan came in as a no start. found no spark So we checked the dist.pickup & it is operating properly. The coil gets no signal from module. i cannot locate the module on this van to ck it. i have looked behind taillights & in rear side panels& it is diff...	View
	1942 Willys Americar 2.2L Clutch VIN: 0MB5805980 42 Willys MB Jeep. I know this is just nuts and bolts but I've never run across this before. Clutch disengages properly cold but after driving for about 30 minutes it doesn't. I have to shut it off to get it in gear. the clutch is adjusted properly and does no...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2008 Audi A4 Quattro 2.0L MIL Lamp on VIN: WAUEF78E28 Two replies suggested to check the mechanical cam timing. I should have mentioned it was checked and at idle the specified and actual cam adjustment was equal indicating that the timing was OK. The other suggestion was to check the oil pressure. Good suggestio... Trouble codes: P0011.	4
	2006 Buick Lucerne CXL 3.8L door lock VIN: 1G4HD57276 I was able to get one door open by pulling up on the lock as hard as I could and snapping the the door handle, the other side not so lucky. It still refused to open.My customer decided to fix the side that opened so she could use the back seat again, an easy r...	4
	1999 Cadillac Catera 3.0L MIL Lamp on VIN: W06VR52R6X first of all thanks to all of you who responded.90% of you the replies helped to put the fix on this unit.it was indeed a defective M.A.F. sensor.it was our shop foreman who decided to stab a couple of o2 sensors,,,not a cheap poke and I certainly know better.... Trouble codes: P0171, P0174.	10
	2006 Cadillac STS 3.6L Traction control VIN: 1G6DW67716 a big thank you too the responders. Summary, the 2 Snap On Solus scanners I used ; a Pro and a borrowed Ultra would comm with the 2 high speed modules ECM?PCM Transmission control module. They would not retrieve codes or data from the class 2 low speed node...	3
	2000 Chevrolet Venture 3.4L Unknown VIN: 1GNDU03F7Y I greatly appreciate all of the input. After discussing with the customer what the consensus was, he opted to drive the vehicle until the transmission completely fails. It is not in the budget to replace the transmission at this time. Thanks very much for taki...	9
	2002 Chevrolet Silverado 1500 4.3L Mechanical VIN: 1GCEC14W52 Finally fixed this one pulled up stream O2 sensor on bank one and truck ran like a champ. changed y-pipe and truck is running like a top now. thanks for all the help some times you get so caught up in the diag you forget to check the simple stuff.	23
	2004 Chevrolet Silverado 1500 5.3L Hydraulics VIN: 1GCEK19T34 Thank you fellow IATN'ers! Bill,Aaron,Tim and Noah were correct. One pin on each of the rear calipers was stuck hard. Aaron mentioned that the rotor would flex...that is what was happening,everything would flex and spring back on the rear brakes so there was a...	10
	2002 Chrysler Sebring LXi 3.0L water leak VIN: 4C3AG52H32 Like must said it was inside on passanger firewall. That was the reason for water inside the car.thanks evryone	8
	2002 Dodge Ram 1500 ST 4.7L Unknown VIN: 1D7HA18N62 We found that the reman engine head torque was not done correctly and are going to replace the engine. I am not sure if the running issue is related to the over=heating, but, we will find out in time. Thank you for your assistance.	3
	1999 Ford F-350 Super Duty Lariat 7.3L Ignition system or injection sytem VIN: 1FTWW32F5X thank you to everyone who helped with information. this truck ended up needing a factory ford cam sensor because being that the vehicle has the most current factory update in the pcm. The aftermarket big magnet cam sensors did not work correctly with update su...	8
	2004 Ford F-250 Super Duty Harley-Davidson Edition 6.0L No Start, Hesitation, Cuts out, Stall VIN: 1FTNW21P84 Installed new fuel pump on the side of the frame rail and it started, I had realeased to customer and he's stated that it has started every time. He also said that it died on him once. No codes in memory though. Also, he said that every now and then its slu...	13
	2008 Ford E-350 Super Duty 6.0L No Start, Stall VIN: 1FDSS34P68 Sorry about taking so long to close this post . vehicle is still starting and running . I did find a bad connection on the positive battery lead between the batteries . I cleaned that up . The vehicle does not have the PATS system on it . The codes returned o... Trouble codes: P1260 (Theft detected / vehicle immobilized), B1352 (Ignition key-in circuit failure), B1360 (Ignition run / acc circuit open), U2510 (Invalid data for security).	15
	2012 Ford Fiesta SE 1.6L compressor VIN: 3FADP4EJ9C THANKS FOR all your help to answer a couple of questions yes fans are working customer says no one has worked on a/c system. my quess is pluged orfice but seemed strange since system never opened and compressor working with no noise. customer is driving car wh...	20
	2002 Hyundai XG350 3.5L Accessories VIN: KMHFU45E92 evening techs, the customer declined repairs- saying she is just going to "dump" the car. What I found was that the ETACM was causing the draw, but the customer did not want to spend the money? I know this does not help, but I appreciate all the help Steve L...	2
	2008 Land Rover LR2 HSE 3.2L No Start VIN: SALFT24N78 The fix was to do a systems reset. Bill from New York suggested the immobilizer had been set, and that using an Autologic or disconnecting the battery for an hour or two to clear the code might take care of it. I spent some time with my scanner to see if th...	3
	1999 Lexus RX300 3.0L MIL Lamp on VIN: JT6HF10U5X Installed new different part. T'd off of the hose that was t'd on the old one and caped off the extra port on the sensor. Vehicle passed an emission test reset all readiness monitors and stayed gone. Thank you for the help. Trouble codes: P0441.	4
	2003 Lincoln LS 3.9L Cuts out VIN: 1LNHM87A33 no codes ever returned, after replacing f.r.pressure sensor.monitored fuel pressure and seemed to drop 20 psi at stumble. monitored f.p.voltage and amps and no loss. tried fuel pump n.g.disconnected d.c.c.v.as one response mentioned.n.g. tried 8 new coils,n.g.... Trouble codes: P1260.	8
	1995 Oldsmobile Aurora 4.0L MIL Lamp on VIN: 1G3GR62C0S Thanks to everyone for the input. I never could find a way to manually read the codes but after a few convincing calls to my local GM store, they agreed to try and scan it and we had success. My customer asked me to thank everyone who helped. CHEERS!!	12
	1998 Oldsmobile Silhouette Premiere 3.4L Coolant sensor VIN: 1GHDX03E8W I put the original temp sensor back in and now both gauge and pid show overheating. Only overheating when driving. Found a misfire on cyl 2 on startup, after sitting overnight. Misfire goes away as soon as you accelarate. found water getting on plug. Sent ...	27
	2008 Pontiac G6 2.4L VVT Solenoid VIN: 1G2ZF57B88 I have resolved the problems the vehicle came in for, and have returned the car to the customer. Let me begin by explaining that this vehicle has a aftermarket warranty, so between the shop owner, vehicle owner, and warranty company there was some difficul...	5
	1976 Porsche 912 E 2.0L Excessive Emissions VIN: 9126001535 Thanks for your help. I finally got the car to pass. I did perform all the basics first. valve adjustment, dwell, timing, spark plugs etc. Ultimately what I did with your suggestions is play with the spring in the air flow meter. Between the spring and mixture...	11
	2007 Suzuki XL-7 3.6L brake lamps VIN: 2S3DB21737 Many thanks to Richard from California for the extremely valuable information..the vehicle has left and is yet to return, but when and if it does, I think I'll be ready with the helpful information you have given me, that Alldata couldn't..again, thanks!	2
	1997 Toyota Camry CE 3.0L license plate lights VIN: 4T1BF22K8V Most of the replies indicated the same information, that the part of the lighting harness that runs up the left hinge is where the problems occur. I followed the wires by spreading the plastic conduit until I got to the hinge where not just 1, but 4 wires were...	18
	2003 Toyota Tundra SR5 4.7L ABS Module VIN: 5TBBT44113 Thank you everyone for your replies and advice. Per Ted's recommendations, we tried scoping the ABS sensors on a graphing meter. Grabbing wires and trying to spin the wheels for a wave signal didn't produce a very accurate wave for comparison among all the sen...	16
	1985 Volkswagen Vanagon Campmobile 1.9L overheating VIN: WV2ZB0250F replaced radiator & van runs cooler now. also noticed that the cooling fins were clogged with cottonwood seeds, blocking airflow.	12
	2007 Volvo XC90 V8 4.4L seat sensor VIN: YV4CZ85267 Hi and sorry this took so long to close. Was hoping customer would come back, they live in the bonnies so it may be awhile. We wanted to take this seat apart and check for twisted cables as was mentioned and Volvo does make a vibration kit for this issue, bein...	5

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