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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for December 28, 2011
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Open Help Requests for All Makes and Models
Help Request Answers
2005 Acura MDX Touring 3.5L MIL Lamp on VIN: 2HNYD18875
thanks in advance for the help. i have this 05 acura that is being a problem. every cold start it will throw all 6 cyl missfire codes. engine runs smooth. fuel pressure stays at 60 during cold start.iv replaced plugs. checked for shorts, im at my wits with thi... Trouble codes: P0300, P0301, P0302, P0303, P0304, P0305
1999 Audi A6 Quattro 2.8L MIL Lamp on VIN: WAUBA24B7X
Thank you in advance. Car came in with miss and overheating problem and found that the timing belt had jumped a tooth and the the water pump was slipping. I used the Audi/VW tools along with removing the valve cover to ensure the cams were properly aligned. Af... Trouble codes: P1519 (Bank 1 Camshaft Adjustment Malfunction)
1997 BMW 328i 2.8L Hesitation, MIL Lamp on VIN: WBACD332XV
Any information on what was cause of tsb or thoughts of what we may be overlooking or issues seen by others needed Trouble codes: P0335 (Oe code 53..no crank sensor signal)
1991 Cadillac DeVille 4.9L will foul plugs VIN: 1G6CD53B0M
This car came in no start replaced ignition modual and ran good for two weeks. Then was towed in not starting. Cleaned plug and ran very poor.in the prosses of testing pull comp. Down from dash and started running good. Car left and ran good for about 3 weeks....
2006 Chevrolet C4500 Kodiak C4C042 6.6L drivetrain VIN: 1GBE4C3286
Stumped on this one, any help would be appreciated. Truck came in with vibration complaint. Road test and has vibration on hard accel from stand still, after first shift noise goes away. Than above 42 mph it returns, and will not go away until you fall below 4...
2006 Chevrolet Impala LT 3.5L theft system VIN: 2G1WT58K56
i replaced the theft deterent module for intermittent (unable to duplicate) starting problems (theft codes were stored in pcm). after replacing tdm and programming with the tech 2 it would not learn the keys. i tried programming several times (and have been s...
2007 Chevrolet Impala LS 3.9L Horn VIN: 2G1WS55R97
Workin clock spring good horn not cannot find relay please help.
2000 Chrysler Sebring LXi 2.5L Starting VIN: 3G3EL55H5Y
The car came in with no start no crank condition. Dash reads (No Bus) Engine light doesn't come on for bulb check and gauges don't work. I get communication with engine but nothing with trany, body and cluster. Has factory security red light flashes if you unl...
2003 Chrysler 300M 3.5L no aftermarket accessories
Vehicle came in with intermittent cranks ok no start. Had a hard C.E.L. on and code P0340. Check all visual items and check battery voltage was at 12.67v static and 14.49v when running. First time in shop the car would NOT duplicate customer's concern. custome...
2005 Chrysler Town & Country Limited 3.8L MIL Lamp on VIN: 2C8GP64L95
Code P0420 keeps coming on/reoccuring. Cat has been replaced 2x with after market cats. O2 Sensors still mirror one another. Spoke with exhaust Repairer, the first Cat he replaced was put on a different Chrysler and NO PROBLEM with it!! Could we be this unluck... Trouble codes: P0420 (Cat inefficient)
2000 Dodge Durango 4.7L No Start VIN: 1B4HS28N7Y
Hello to all. Thankyou in advance. The other shop replaced the pcm with a used pcm. Of course the vin had to be programmed. The hardware # match. Could use software update. The replacement pcm had vtss. the original did not. They opted for me to enable the vts...
1993 Ford Ranger STX 4.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire VIN: 1FTDR15X2P
Vehicle came in with a surging and hesitation problem. Costumer just finish washing the engine and it starting doing that.scanned it and code 211 and 212 pop up, took it for a drive and started misfiring under a load it had no power it ran rough and it hesitat... Trouble codes: 211 (Ignition pick up erratic), 212 (Lost communication with tach)
1994 Ford F-150 XL 4.9L Stall VIN: 1FTEX15Y3R
Truck will intermittly lose power and sometimes die.restarts & may run fine for a while.When in lost power mode ,noid lite flashes dim then suddenly gets bright & then runs fine. Happens at all temp but more when cold.Tested & replaced ign module,checked & cle... Trouble codes: 213 (spark output circuit)
1996 Ford Crown Victoria LX 4.6L Mechanical VIN: 2FALP74W8T
Hello all, I've just replaced cylinder head gaskets and the timing chain, guides, and tensioners on this vehicle. After completing repairs and attempting to crank the engine over with the ignition coils unplugged(I was wanting to build up oil pressure before ...
1997 Ford Ranger XL 2.3L MIL Lamp on
After finding a cracked head, client wanted a rebuilt motor from Ford. So we got a motor and installed it. The vehicle runs great but 2 issues are happening right now, we are getting a lean code in bank 1, which there is only 1 bank anyways, and the battery li...
1998 Ford Mustang GT 4.6L No Start, Stall VIN: 1FAFP42X8W
New customer, no vehicle history other than visual. Hotdual exhaust, no cats, lots of cobbling over the years. Vehicle came in for stall complaint, stalled twice in parking lot trying to get into shop. Customer stated whenever car dies it starts right back up,...
1999 Ford Windstar LX 3.8L No Start VIN: 2FMZA5141X
Help.. No start or long delay to start on first start up of the day. The fuel trims are about 45 and the injector pulse width starts out around 140+ and slowly reduces while the engine spins. If we press the pedal to the floor, the injector pulse drops to zero...
2002 Ford F-350 Super Duty Lariat 7.3L Stall VIN: 1FTSW30F32
vehicle came to us from another shop it dies intermittently and wont restart right away customer said he could make it restart by unplugging the icp sen it had a code p1211 when we first got it and we replaced the ipr roadtested and no other problems found now...
2001 GMC Savana 2500 5.7L Starting VIN: 1GTGG25R51
This van was towed in for a no start . Found ECM-1 fuse blown replaced fuse ran great for about 20 min fuse blew again . I have checked wiring at PCM and at fuse box and found nothing . Have also checked grounds for this circuit all grounds are good . I have h...
2002 GMC Sierra 2500 HD SL 8.1L Poor Fuel Economy VIN: 1GTHK23G22
how does a 1/2 of a quart of fuel get into the oil over just 50 miles and not set a code or run any differant. Found the fuel trims to be normal. o2s are switching from lean to rich with out a problem. Coolant sensor is right. air temp is right. the egr is not...
2003 Hyundai Santa Fe GLS 3.5L Surge, thump noise VIN: KM8SC73EX3
We have 2 strange problems we are chasing. 1st is a thump noise under the car while they are driving. I have never been able to duplicate the exact problem and have driven it with the customer and they cant get it to do it either. She said it just sounds like ...
2004 Hyundai Elantra GT 2.0L Front crank seal VIN: KMHDN56D94
We replaced the seal ... seal failed again on first road test. Same as before ... seal pushed out. Are we missing something ?
1990 Jaguar XJS Classic Collection 5.3L Pulse VIN: SAJTW4842L
The car returned for a similar problem; damage to the wiring due to leakage of exhaust near wiring. The damage was less than the 1st time as we had routed the wiring away (as much as possible) from the source of the leakage. The leak was from the left air inje...
2004 Kia Optima LX 2.4L Poor Idle Quality VIN: KNAGD12694
Thanks to all Kia techs. 04 Kia Optima comes in for a routine timing belt. No engine issues at all. Customer brings his own belt. That's right. Only the main timing belt. We tell him of his car having a balance belt and tensioners and sprockets that are normal...
2001 Land Rover Range Rover 4.6L Air Suspension VIN: SALDM16481
Customer kept telling me that the vehicle started going lower when left overnight and after he used it that it will not raise up. I had the air suspension reset and the vehilce did rise back and work fine but then it dropped (lowered) again with no codes (we u...
2006 Land Rover Range Rover Sport Supercharged 4.2L Engine VIN: SALSH23406
Truck came in with code p170 bank lean, smoke the engine no vaccum leak found, install new mass air flow & new air filter,clean the intake & reset the pcm, the light came back on after 3 miles of driving, fuel pressure & fuel trim within the spec, any help wil...
2000 Lexus RX300 3.0L transfer case
This RX300 needs a transfer case replaced. Alldata does not show a procedure? Can this be done without removing comeplete engine-trans assembly? I have totally no experiance with this platform. Any help will be deeply apreciated!
2004 Lexus ES330 3.3L a/c VIN: JTHBA30GX4
Hey guys, I need some help with this one. The A/C does not work with the controller. No codes in engine, data shows the A/C request is being sent to the ECM. If I manually turn the A/C with the scanner it will turn on and work normally. The lights on the contr...
2003 Lincoln Aviator 4.6L left cyl head VIN: 5MLEU78H93
vehicle comes in with c.e.l.,p0106 and intermittent misfire.replaced plugs,tested coils,no misfire,no lite.2 days later comes back,misfire#6.tested compression,failed #6cyl.ford has a tsb for left cyl.head on this motor.repair instructions say to remove eng.to...
2006 Lincoln Navigator Ultimate 5.4L Power retractable Mirrors VIN: 5LMFU28596
Power folding mirrors go out to far forward. Tried to sync them with no luck.
2001 Mazda MPV DX 2.5L Shift points VIN: JM3LW28Y01
Last week we replaced front pads and rotors and changed the oil. She took van home and parked it till this morning, 7 days. Now the van upshifts way early, it's in overdrive at 20 MPH. While it was here the key got left on, and we had to charge the battery. Th...
2001 Mercedes-Benz C320 3.2L MIL Lamp on
Morning all...hope your are surviving the holidays. I have one I need some quick help with. It is a transit that was towed in at quiting time with a "no acceleration" complaint. A quick inspection found a brake light switch in-op, so I installed another thinki... Trouble codes: P020E, P0120 (Throttle deflection)
2004 Mitsubishi Endeavor LS 3.8L tires VIN: 4A4MM21S64
thanks to all, does enyone know if the Endeavor hve a problem with tires cupping. this is the fourth set of tires put on this Endeavor. three sets where at other shops.The tires are being rotated every 6000 miles. the alignment is good. no bad parts.I did tel...
1998 Nissan Altima GLE 2.4L Mechanical VIN: 1N4DL01D3W
I really hope someone can help me, Ok Just swapped motors from the 1998 that broke a timing chain to a with a motor from a 2001 Altima, I did some research and was told that all I needed to swap on the motor to make it work was the intake and exhaust manifolds...
2002 Nissan Altima 2.5L Stall, Misfire VIN: 1N4AL11D82
Car came in with a skip on decel. When you drive along then come to a stop sign or light the car skips. Then clears up. Sometimes it stalls. It came in with a code p0301 misfire #1. I suspect a bad injector. I had another altima like this and i replaced the in... Trouble codes: P0301 (Misfire 1)
2006 Pontiac Montana SV6 3.5L Starter VIN: 1GMDV33L66
Well a fine mess i have here. This montana came in with a lifter ticking, we pulled the intake and installed a new set of lifters, very clean engine and well maintained. Go to crank it over and nothing, no crank, no starter, no click at all. Hook up our snap o...
2006 Pontiac G6 2.4L MIL Lamp on VIN: 1G2ZF55B76
Road test, runs fine. Code p0420-CAT inefficient. Watch data stream and find that cat monitor lazily hangs out around 0.8v regardless of engine speed, load, added fuel. Occasionaly the V will drop to low around 0.2. I know what a cat mon should look like after... Trouble codes: P0420
1999 Volkswagen Passat GLS 1.8L No Start VIN: WVWMA63B4X
This problem was a christmas gift and i need help unwrapping it. Thanks in advance, your help is greatly appreciated. Customer states that she was having trouble starting car, had to boost battery several times before she decided to replace battery. The car ca...
1999 Volkswagen Cabrio 2.0L Excessive Emissions, MIL Lamp on VIN: 3VWCB61E4X
Hi AITN techs, I have a problem with thise vehicle that im not sure if the pcm is bad, and need some advice before i replace an $850 part. it failed smog with high nox. first thing i did was test the o2 sensor to see if the vehicle is in fuel control but the r... Trouble codes: P1582 (idle adaptation at limit), P0411 (secondary air inj. incorrect flow)
2005 Volkswagen Passat GLS 2.0L Heater Core VIN: WVWAE63B75
We installed a water pump on this car over a year ago and ever since the customer has complained about hearing air in the cooling system through the heater core. Last week the AC system quit working and we had to replace the coolant temp sensor for telling the...
2006 Volkswagen Beetle 2.5 2.5L Alternator VIN: 3VWPW31C16
Vehicle came in with alternator/battery light on and running at battery voltage. We charged the battery and checked its condition---ok. Since we ruled out the battery, we decided to replace the alternator. This is the one where the nose of the vehicle comes of...
2006 Volkswagen Jetta TDI 1.9L Poor Idle Quality, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 3VWST71K96
I noticed if you sprayed the engine down with water then waited 10 to 15 min. car would not start or run rough then set the code p0321 engine speed sensor faulty signal. Trouble codes: P0321 (Engine speed sensor)
2001 Volvo S80 T6 2.8L Poor Idle Quality VIN: YV1T890D61
When you start this car cold most of the time it will misfire (not like a specfic cylinder more like it had bad gas) and idle terrible then within a few minutes will run fine until the next morning.I do not have a scan tool that will access OEM data. I have tr... Trouble codes: P0237 (Boost sensor a), P0236 (Boost Sensor a), P0036 (o2 heater control B1S2), P0138 (o2 High Voltage B1S2)
2004 Volvo XC70 2.5L Cuts out, Misfire VIN: YV1SZ59H64
howdy all, mostly work on domestics, but at times think i can work on european also, apparently i cant, this 04 volvo came in for a maintenance check up and she said it would cut out at times up hill, overall condition of vehicle is good,i road tested it and i... Trouble codes: P0301

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2005 Audi S4 4.2L Battery VIN: WAUXL68E05
thanks for the replys what we found is the dvd for the navigation will stay on wont go to sleep! the alternator has a bad diode and will only charge at 13.5 volts thanks again
2000 Chevrolet Malibu 3.1L Stall VIN: 1G1ND52J6Y
Hi and thanks for all the replies. It turned out that the fuel pump was fine so i did NOT charge the customer for that. I was loosing spark when it stalled. Replaced the ignition control module and that cured the problem. Thanks again for the help.
2000 Chevrolet S10 2.2L clutch pedal
Thanks to thosed that replied. Have not made the repair yet. Looks like I need to drop the column and remove the cluster to get access to the pin release.
2002 Chevrolet Silverado 1500 5.3L abs VIN: 2GCEK19T82
when i scanned the abs light for codes it gave me a code for left front speed sensor. i went and replaced left front wheel speed sensor and the truck is now braking normal
1995 Dodge Grand Caravan 3.0L Poor Idle Quality VIN: 1B4GH2433S
Thanks for all the replies. Pleased to say headache is over. Vehicle had new timing belt and was in time, but found timing was irratice. Remover timing cover and tensioner spring was broken and tension weak on belt. Timing would flucuate at idle. Very luck bel...
2000 Ford E-450 Econoline Super Duty Custom 6.8L Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1FDXE45S3Y
Thanks for All the help. This unit had the fuel STFTs maxed out and the upstream O2s showing lean. Although we did smoke test, I took some advice and used some nonflammable brake cleaner around the intake and hoses. We found that someone had replace the PCV ...
2001 Ford Expedition XLT 5.4L Poor Idle Quality VIN: 1FMRU15L01
I came to the conclusion it was with 1-4 cyl only when i would start the 02 would read 1600 if i leaned it out would go down so o2 was good no extra fuel was entering that side. i took the 4 plugs out replaced them found no conclusions with the old one except ... Trouble codes: P0171.
2002 Ford Explorer Sport Trac XL 4.0L Starter. No communication with ABS, PATS, or PCM VIN: 1FMZU67E22
Thanks again to everyone for taking time to help me. The new PCM did fix the vehicle. The car has been running for about a week now with no problems. THANKS AGAIN.
2003 Ford Escape XLT 3.0L Poor Idle Quality, Surge VIN: 1FMYU93183
2003 Ford F-450 Super Duty XL 6.0L coolant syystem VIN: 1FDXF47P93
thanks to all who replied, the head gaskets were bad. Matt had a good tip on how to diag, and thanks to bill for the youtube tip on pulling cab it was pretty easy. definately not as bad of a job as it would first seem. once i got the heads off to the machine s...
2004 Ford F-150 Lariat 5.4L A/C control panel, radio, door ajar light, air bag VIN: 1FTPX12544
Well all this continues to make me crazy. Fortunately I didn't have far to go. We have ordered a new instrument cluster under warranty but it has yet to arrive. I jumpered past all the wiring and ran my own and still I have this issue. All things point to the ...
2006 Ford Fusion SE 2.3L No Start, MIL Lamp on
The car was sent to the dealer and the instrument cluster was replaced. Trouble codes: P0462, P0690, P1260, P2072.
2006 Ford Escape Hybrid 2.3L Inverter & Generator VIN: 1FMYU95H06
Thanks to all who took the time to respond. I think I may have solved this, but as always only time will tell. Here is what I did based on the great feed back from everyone: Replace the electronics water pump with the updated one, replaced the blend door actua...
2008 Ford Ranger XL 2.3L Air bag VIN: 1FTYR10D78
Going to call this one fixxed. Got my motorcraft account set up and updatedthe PCM and reprogrammed the RCM. All is well with that but ofcorse there is still one code that wasnot there befor its code B2292 Driver pretensioner circuit fault (should have seen th...
2002 Honda Odyssey EX 3.5L Abs/Tcs VIN: 5FNRL189X2
Thanks for all the replies.The dealer changed the buckle and that cleared both codes.Thanks again to John who reminded me about the fact that the dealer should cover under warranty.
2003 Hyundai Terracan 2.9L Starting
Finally fixed this vehicle - installed set of reman injectors ,reman HP pump, programmed injectors and car fired right up.As for the air heaters - customer will try to live with only one air heater and time will tell (well winter will) if it will need to repla...
2003 Hyundai Santa Fe GLS 3.5L ignition coil VIN: KM8SC73E63
found that the crankshaft was one tooth off must have missed this when i recheck the timeing. found that the sensor and reluctor ring were fine. test drove the car and it ran fine. I cant beleive that i cased this my self and did not just go back to what the ...
2001 Infiniti G20 2.0L Hesitation, Cuts out, MIL Lamp on VIN: JNKCP11A31
After 2 rebuilt air flow sensors 1 Cardon 1 Stander Ign. I orderd a dealer part (none stock idem )what a deforance. THANK YOU Trouble codes: P0171 (lean bank 1), P0172 (rich bank 2).
2001 Lincoln LS 3.0L Misfire, Runability VIN: 1LNHM86S31
First I want to thank everybody for taking the time to respond to my request for help. Finally this car has been repaired. The original problem stemed from the vacuum hoses under the intake, however after replacing the hoses, we created a new problem. the oil ... Trouble codes: P0171, P0401, P1131 (Fuel trim at limit ho2s fails to switch due to fuel at or exceeding a calibrated limit).
2006 Lincoln Zephyr 3.0L sub frame VIN: 3LNHM26126
I have discussed the options with the customer and we are going to try and lube the suspension first and try to narrow it down. Thank you for all your input.
2005 Mini Cooper S 1.6L Speedo And Tach VIN: WMWRE33435
Thanks to those that replied. Not exactly an overwhelming response rate but not a 'mainstream' vehicle either. The most complete information came from Dan [...]: "Ray, there are no replaceable bulbs. The lighting is. Function of the IKE which is part of the c...
1990 Nissan 300ZX Turbo 3.0L Bearings. VIN: JN1CZ24A3L
I am going to stick a fork in this one. I pretty much had a feeling that the heavy pressure plate is what caused this failure. I just wanted to feel better about about telling this kid his clutch ate his engine. When I pulled the main caps off the engine th...
2001 Nissan Frontier SC 3.3L no power VIN: 1N6MD27Y11
Thank, for your help, my customer is not back yet. I will put a resistor to simulate a good knock signal, and if the power is back , by the way , I noticed the supercharger is very noisy. it could be the cause of the knock senor. Thank's for all you help
2005 Nissan Sentra S 1.8L No Start, Stall
so I new it was either the computer which was what I really thought it was because of the would run wouldnt run. so I have no one around here that I trust to check my work so I took it to the dealer, at least if it needed a computer they would throw one at it ... Trouble codes: P0340 (camshaft performance bank 1).
1996 Oldsmobile Achieva SC 3.1L No Start
Thanks to all who took time to reply. I'm closing this because I'm running out of time on this post. The security on this vehicle does not take programmable keys and does not have a body computer. The ignition cylinder sends a voltage signal to the ipc which ... Trouble codes: P1629 (theft deterrent signal not received).
2002 Toyota Tundra SR5 3.4L Differential VIN: 5TBRN34162
Hey guys. Thanks for all the replies! I have fixed the truck and it came out to what a couple of you said. The retainers that I pressed in was pressed in way too much for the seal to seal up, causing the leak. I had to take the abs ring and the retainer out an...
2006 Toyota RAV4 3.5L transfer case VIN: JTMBK33V86
well guys i ended up doing 2 things in the way of resolve here.the first thing i did was to remove the tension spring inside the seal and shorten it by about an eighth of an inch,then wind it back together and re-install it into the seal.i found this little tr...
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