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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 10, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
1996 Acura TL 2.5L No Start VIN: JH4UA2658T
this problem is puzzling me. I have this customer that has an intermitt problem with starting. the car runs great and sometimes it wont start. when the problem happens sometimes when hot or cold it doesn't matter it cranks great and has spark and fuel and comp...
2006 Acura TL 3.2L battery draw VIN: 19UUA66246
if car sets for a week or more battery goes dead, charge test for draws. remove 40 amp pal fuse for acc.back up circuit no more draw on system. put meter in place has , 2.63 to 6.43 amps draw think nav system cause.
2002 Audi A4 1.8L on highway, from stop VIN: WAUJC68E12
This car feels just like a coil dropping out, only at 1500rpm to 2000 rpm. Otherwise CVT trans works perfect. Looked at injector pulse width and mass air flow values they good, no dropout on a graph while on the road. We replaced the motor mounts due to the...
1996 BMW 328is 2.8L Door Chime VIN: WBABG1326T
Thanks for any help I might get on this. We have this problem after replacing the IGN lock and housing asmy. Got part from local dealer and installed no problem. Customer returned saying key in switch chime when door opens, chimes, when key is not in the switc...
2005 BMW X5 3.0i 3.0L No Start VIN: 5UXFA13575
hello we have a 05 x5 and it has an intermitant non start. customer says the starter does not crank sometimes. in the past week the car has been started 20-25 times and not started about 5 times. car has no codes and we have not been able to duplicate problem....
1995 Buick LeSabre Limited 3.8L Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on VIN: 1G4HR52L4S
this vehicle continually sets code P0341, I've gone through the flow charts for code 341 and 342 with no help. I believe that I [...] have a wiring problem, but I have tugged and pulled and wiggled every wire on this thing that I can got to and I have found noth... Trouble codes: P0341 (cam/crank error)
2002 Buick Rendezvous CX 3.4L High idle VIN: 3G5DB03E62
Hi, i have 2002 buick rendezvous with a 3400 and the iac counts are like 130 - 150 and spec says less than 25 so i thought sticky iac and replaced it. No go idles around 2500 - 3000rpm and its only in park and when you start it up at first it idles fine then g...
2002 Cadillac DeVille 4.6L battery VIN: 1G6KD54Y42
vehicle wreckered in,battery was dead,charged battery,test good,found 5 amp draw from battery untill all fuses and relays were removed from rear(under seat)fuse panel.amp draw fell to zero,if you install fuse #2,3,5,25,38,62,63relay#45,46,51,58,one at a time a...
2003 Cadillac CTS 3.2L Misfire VIN: 1G6DM57N93
Cylinder 1 misfire most of the time, plug darker than the rest. The valve cover gasket has been leaking and filled #1 hole and swelled plug boot. Suspected voltage jumping. Tested compression 175 PSI, 3 and 5 cylinder same compression and no misfire on those c... Trouble codes: P0128, P0300, P0301, P0306
1996 Chevrolet Blazer 4.3L hard start - cold VIN: 1GNDT13W3T
Gentlemen This car was brought for a very hard/no start problem. Mostly after sitting for a time. We had to push it into the shop. As these are known for fuel pressure related no starts we checked the fuel pressure and found it was in the mid 40's. Knowing it...
2003 Chevrolet Trailblazer LTZ 4.2L Front Brakes VIN: 1GNDS13S63
This is one of the "from hell" vehicles that we all dread. Truck came in with fading brake pedal. I verified the master was bleeding by and installed a brand new unit, Cardone, bled the system and was told to install new rotors and pads all the away around. af...
2003 Chevrolet Silverado 2500 6.0L Hesitation, MIL Lamp on VIN: 1GCHK24U13
Truck came in with p0300 code and obvious misfires that were cleared up with plugs and wires. He came back about a month later saying its doing the same thing and the engine light came back on. I drove it after checking codes (p0101 and p0200) and it drove fin... Trouble codes: P0101, P0200
2003 Chevrolet Tahoe LT 5.3L electronic controls VIN: 1GNEK13Z73
this vehicle came in with compaint of 4wd stopped working. lights on switches all off. scanner gives "no communication" message when trying to access t. case module. communicates with all other modules. checked power and grounds to module, checked serial data ...
2005 Chevrolet Trailblazer LS 4.2L MIL Lamp on VIN: 1GNDT13SX5
This Trailblazer came in with the check engine light on. Customer wanted it checked out because she was thinking of buying it. The person selling it said nobody could figure out why the light was on. It had a code P0455. I commanded The vent valve on and off w... Trouble codes: P0420 (Cat efficiency), P0455 (Evap large leat)
2005 Chevrolet Silverado 2500 HD LS 6.6L Hesitation VIN: 1G45K563G5
Hey all durtymax tech i have a p1296 hard code in this durmax havent had alot of time to work on this one but it came in form another shop with poor run ablity and loud injector tick they thought it was faulty fuel injectors so they replaced all of the injecto... Trouble codes: P1296 (p1296 injector circuit high to low current transition time bank 2)
2007 Chevrolet Tahoe LTZ 5.3L Key Fob VIN: 1GNFK13087
The remote door lock and remote start will not work once the vehicle is left with the key off for about 4 minutes or longer. However, once the door is unlocked manually the remote will work again. In fact the remotes will work once any other vehicle function i...
2003 Chrysler PT Cruiser GT 2.4L Battery VIN: 3C4FY78G93
Battery acid/water is full and load test after charging is in spec, alternator output is over 90 amps at idle and diodes are good. Customer has reported erratic gauges in the past. My cluster repairman says he has seen the drain problem among failure modes and...
2004 Chrysler Concorde LXi 3.5L Poor Idle Quality VIN: 2C3HD36M34
car cam in with P0173,p0175 rich and Bank 2 o2 sensor slow response. found intake gaskets leaking and replaced. Since then car runs rich at cold start up and sets code p0132 and issue clears up after about 5 min I have replaced both front o2 sensors any help w... Trouble codes: P0132
1999 Dodge Dakota 3.9L No Start VIN: 1B7GL22XXX
i have a problem not comunication with the scan tool have a message in dash panel ( not bus)i desconect all sensor and continue the problem.
2007 Dodge Charger 2.7L Unsure VIN: 2B3KA43R07
Good afternoon IATN members; I have a cycling noise that can be felt through the floorboard above 25 mph, and gets very noticeable around 40mph, then tapers off a bit at higher speeds. We have inspected all the work done by the previous garage and looks OK. I ...
1994 Ford F-250 XL 7.5L Excessive Emissions VIN: 1FTHX26G9R
egr solenoid will not energize.can ground it and can get at least 14 inches of vacuum.tried a new solenoid no difference. also tried another ecu same thing.timing is at 9 degrees. been fighting this thing way too long.
1999 Ford Explorer Sport 4.0L Rear Wipers VIN: 1FMYU24E3X
The rear wiper will jump a few times befor it begins to work. Will not do it every time and only when it wants. I have been thow this system 2 times now and both times with no solution. Please help me!!
2000 Ford Ranger XL 4.0L front 4x4 hubs VIN: 1FTZR15X3Y
Goodmorning gentlemen.I am working on a 2000 Ford Ranger 4x4 that came in for a front brake grinding and whistle noise.Replaced pads,and rotors,test drove vehicle.On test drive heard whistling noise from front hubs.Pulled vehicle onto lift,ran vehicle in 4x4.C...
2001 Ford F-150 Lariat 5.4L Electronic VIN: 2FTRX08L71
We are looking for the wiring diagram of the gem modlue the conecction where the unit plugs on to the fuse box this vehicle has a problem where it will not command to 4 low we did all the testing and replaced the gem module per on demand test tree we had repro...
2003 Ford F-350 Super Duty XLT 6.0L engine running VIN: 1FTSW31P33
this truck came to me on a trailer. dead batteries and very little imformation. it has had #4 injector changed and the injector driver modual rebuilt. after changing it the truck seamed to run fine for about 1/4 tank of fuel then started missing again and runn...
2003 Ford Expedition Eddie Bauer 5.4L Eng VIN: 1FMFU18L63
It sounds to me like the lifters are not getting oil, may be air and they havent pumped up yet but do not want to cause more damage
2004 Ford F-150 FX4 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTPX14534
We have been working on this for a while and can't seem to get it figured out. hope you can help. Started out with codes: P0012, P0174, P0300, P0301, P0302, P0303, P0304, P0316, P2196, and a P1000. Tech cleared codes and only the P0301 came back. Fuel trims ... Trouble codes: P0012 (INT Cam position timing over ret bank1), P0174 (System too lean bank 1), P0300 (Random Misfire det.), P0301 (Cyl 1 Misfire), P0302 (Cyl 2 Misfire), P0303 (Cyl 3 Misfire)
2005 Ford Explorer XLT 4.0L No Start VIN: 1FMZU73K85
Hey guys, This Explorer doesn't start once in a great while. It is flex fuel capable but E-85 has never been used in it.There are no codes. To start vehicle when no start occurs we have to put accelerator pedal to floor [clear flood mode] to start. It is a ret...
2006 Ford F-150 XLT 5.4L Spark Plugs VIN: 1FTPW14VX6
Removed all sparplugs from engine.two broke used special tool and was able to remove electrode shield but part of the ground strap was missing.blew cylinders out with compressed air .should i be concerned or install the plugs thanks for any help,steve
2006 Ford E-350 Super Duty XLT 5.4L Airbag Light On VIN: 1FBSS31L56
Customer complained of constant on airbag light. Testing showed a hard fault. We followed the Mitchell diagnostics for the code and first replaced the crash sensor followed by the control module with no change in the status of the code. Still a hard fault. All...
2006 Ford F-150 XL 4.6L No Start, Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on
Ok ford guys, here you go...this 06 f150 when the ambient temp is below 60 it will flood out on cold start. It normally will start, miss, puff black smoke, may die, if it dies, you have to hold it to the floor to start it, starts up and runs ok, once warmed up... Trouble codes: P0316
2008 Ford Crown Victoria Police Interceptor 4.6L MIL Lamp on VIN: 2FAHP71V18
Hi all, got a police car here that dont know whats going on with it. Came in with codes listed, was told it happened when new radios installed, told to clear codes, they all came back two days later, then was told this started when trans was installed at anoth... Trouble codes: P0135 (B1s1 heater), P0141 (B1s2 heater), P0155 (B2s1 heater), P0161 (B2s2 heater), P0403 (Egr control), P0443 (Evap purge control)
2008 Ford F-250 Super Duty XLT 6.4L Heater is not working VIN: 1FTSW21R18
Hi all Ford Diesel TECHS ! Truck came in stated that heater blowing cold, cool air, first check control head & blend doors ok, at the engine heater core inlet hot, outlet cool, radiator half cold & half hot, making you think like thermostat problem. Replace bo...
2000 Honda Accord EX 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1HGCG1657Y
This car came in with a slight miss at idle and all the codes listed below along with a p1399. I am leaning toward a valve adjustment but just wondering what everyones thoughts would be, it just barely runs rough at idle, fuel trims are 1.08 at idle 1.10 at 25... Trouble codes: P0301, P0302, P0303, P0304, P0305, P0306
2007 Honda Odyssey EX 3.5L Unknown VIN: 5FNRL38747
Hello to all again. We have this 07 Odyssey that has a odd noise on cold start only, It seems to be in rear head area, and it will only make noise on fully cold engine with ambient temp below 60 degrees f. It goes away in about 1-2 minutes and wont show itself...
2001 Hyundai XG300 3.0L No Start VIN: KMHFU45D21
hey fellow tecs have a good one for ya all. this vech was bought from the auction ran great but started to start hard but would always run good . theln it flaged a code for both cam and crank sensors scoped sensors cam and crank were eratic pattern not square ...
2005 Hyundai Elantra GLS 2.0L cam timing VIN: KMHDN46D75
shop key has very bad pic. and desc. on retiming . need better pic. or discription of repair procedure. p0016 comes back quickly.
1997 Lincoln Continental Spinmaker Edition 4.6L Mechanical
Need some help with a on going problem on this lincoln. This car has a belt squeal that wont go away. Weve tried everyhing, replace the belt tensioner 3 times with differant brand tensioners and the belt idler. All accurys spin fine and look like there in good...
1989 Mercedes-Benz 190E 2.6 2.6L Poor Idle Quality, Hesitation, Stall VIN: WDBDA29D5K
Hello all. Car came in on the hook with no start. Needed alternator and battery charge. Once we got it running it had poor power, poor acceleration and would stall with throttle application when cold. During full throttle acceleration when warm, there is ver...
1998 Nissan Altima GLE 2.4L timming chain VIN: 1N4DL01D0W
after i reinstalled the cyl head and timming chains. there is a chain noise comming from the eng it will go away at 1500 rpms and coms back checked oil pressrue and its good removed chain covers and found lower teninor not holding oil pressure and both guids b...
2005 Nissan Altima S 2.5L turn signal indicators VIN: 1N4AL11D45
after installing oem style crank sensor the turn signaal indicators not working
2006 Nissan Pathfinder SE Off-Road 4.0L Engine VIN: 5N1AR18W76
Hi All: I'm struggling with a vibration in a 2006 Nissan Pathfinder. This vehicle came to me with a vibration complaint. This vehicle has had several u-joint failures and was presented to me as feeling like the u-joints went bad again. The primary driver told...
2003 Oldsmobile Alero GL 2.2L security system VIN: 1G3NL52FX3
This vehicle was towed in and wouldn't start. Scanned codes and found B2960. I did the 10 minute relearn so that I could start the car and pull it in the shop. It started and ran fine. I replaced the ignition lock cylinder/housing assembly and key with GM part...
2004 Porsche Cayenne 3.2L heated seats VIN: WP1AB29P24
both heated seats innop, fuse 22 (right hand fuse panel keeps blowing with ign on, what info I do have does not give me much reference, hoping their may be a common failure, any help would be great, also the passenger front door ajar/interior lamps come on/off...
1993 Rolls Royce Silver Spur II 6.7L Stall VIN: SCAZN02D0P
This car intermittantly stops operating the IAC valve (or possibly entire control unit stopage), I have located and watched over voltage protection relay during symptom, relay stays engaged and voltage at relay output is battery voltage. I am in possesion of I...
2008 Smart Fortwo Passion Cabrio 1.0L Excessive Emissions, Poor Idle Quality, Cuts out, Misfire VIN: WMEEK31X88
Begging for help from any and all "Smart Gods". I don't really have a direction to go with this car. There are no codes, but it feels like it has a misfire. Tried unplugging one coil at a time, all seem to make the same difference. The exhaust really smells wh...
2005 Toyota Sienna XLE 3.3L power back door VIN: 5TDBA22C45
I'm having trouble getting enough info to chase this one down, so thanks in advance for all your help! I can unhook the battery and close the lift gate upon battery hook up the door will unlock and open all the way up itself, but only once, and it won't close ...
2006 Toyota RAV4 Sport 3.5L Charging VIN: JTMBK32V06
we have this rav4 towed to our shop with complaint of not starting. found battery to be dead. charge battery and load test. battery checked out ok. checked charging system and vehicle is not charging. only showing 11.50 volts. replaced alternator with a toyota...
2003 Volkswagen Beetle GLX 1.8L Hesitation, MIL Lamp on VIN: 3VWDD21Y13
Intermittent lean code and pressure loss that happens randomly on decel, covered common problems such as PCV and Diverter valve, smoke checked with no results and checked all connections, live scan data reveals when problem occurs, lambda(B-1,S-1)drops from 2v... Trouble codes: P0171 (System Lean), P1297
2005 Volkswagen Beetle GLS 2.0L communication VIN: 3VWCD31Y95
No Communication with car. High and low can lines seam to have action however the K line has no action. Disconnecting all other modules does not change condition. The car had some battery problems which is about the time that this problem arose. It still has...
2004 Volvo S80 2.5T AWD 2.5L rear shocks VIN: YV1TH59H14
I have a customer with limited budget who just got this used car. The right rear shock doesn't hold at all. Unfortunately, it has self leveling Nivomat system. One shock cost over $500.00 and most likely soon will need left side as well. People have converted ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Audi A4 Quattro 2.8L power door locks VIN: WAUDH68D21
Thanks to all who replied. It turns-out the pump in right rear of vehicle gave a last gasp effort to work. It made noise long enough to find no air being pumped out to either of the lines. There was no water intrusion...just a broken down pump. Customer does n...
2004 Audi Allroad Quattro 2.7L MIL Lamp on VIN: WA1YD64BX4
As it turns out, we replaced the amm. Even tho it seemed to be within specs, it was out just enough to set codes. New AMM has been on for several weeks now, and everything seems to be fine, and it did bring int. air temp down. I guess that should have been ... Trouble codes: P0175, P0172.
2010 Audi A4 2.0L Oil Pressure VIN: WAUAFAFL0A
So the rest of the story...We went to the body shop to see how hard the timing cover was hit and they showed us the box of parts they replaced...to include the oil filter stand...which still had the valve unit sitting on it. This belongs under the oil filter. ...
1989 BMW 735i 3.5L Timing Chain
Thanks to all that replied. Bosh double platinum strikes again. The rings were washed out and it appeared to have no compression. Let it air out and replaced plugs and it started right up.
2005 Buick Rainier CXL 4.2L Monitors wont reset VIN: 5GADT13S05
You guys are the best. Within a half hour I was getting responses. While getting engine warmed up to take for a drive, I did as Dwayne form PA suggested. I commanded the evap purge with scantool and both monitors were ready. Dont know if that was the reason th...
2005 Buick LaCrosse CXS 3.6L radio VIN: 2G4WE537X5
It was the radio. After talking to the owner a lttle more she said the CD player had quit and it would try to eject a phantom CD. The Tech2 win. worked perfect with the MDI to program the radio from the special functions menu. No sps action was necessary.
2003 Cadillac Seville STS 4.6L draw VIN: 1G6KY54903
Well I have to let this go down the road for now removed half of fuses in rear fuse box and then the other half and there was no change. came back the next day and was going to start removing fuses in under hood box but the draw went away and is .030 amps. now...
1997 Chevrolet K1500 Cheyenne 5.7L Hard start VIN: 2GCEK19R8V
Thanks for all the input. We couldn't narrow it down to a particular cylider so we ended up replacing all injectors. Problem solved. Thanks again.
2001 Chevrolet Impala 3.4L No Start VIN: 2G1WF52E71
Thanks for all the replies. The majority of responses say yes it can be programmed with just the tech 2. The customer is happy to have the car running and can live with service vehicle message. I had one reply that said to try and fool bcm by installing a rela...
2005 Chevrolet Avalanche 1500 LT 5.3L rear end VIN: 3GNEK12Z45
Well t I took the cover off the rear end everything looked good so changed the oil with no additive so now just wait and see.Thanks for all the help
2008 Chevrolet Equinox LS 3.4L shifter VIN: 2CNDL23F78
Thanks to all those that replied Andy & Matt both nail it Brroke Wire & Coffee Spills
2002 Chrysler PT Cruiser 2.4L Oil Pressure VIN: 3C4FY48B62
The customer has declined further repairs to this vehicle. The consensus of replies was that the oil pressure is not an issue. Other replies stated to look for timing belt / cam gear misalignment. On this car these items were OK. The customer revealed to t...
2006 Dodge Dakota SLT 3.7L Front Brake? VIN: 1D7HW42K36
This truck is not fixed yet. We did find 3 problems: 1)Worn rack mount bushings 2)Worn out front struts 3)Rear brake/drum issue We replaced the rack bushings with no change, then my tech asked me to get a set of drums to install, the problem got worse. We mac...
2008 Dodge Grand Caravan SE 3.3L Steering Angle Sensor
We tried to use Witech under the ABS Antilock Menu and run the Drop menu for Resetting the ECU ( ABS System ) to try and Recalibrate the Steering to Read 0 ( indicating wheel Straight ). The ECU Reset would go through the Calibrations of Turning the steering L...
2003 Ford Windstar 3.8L Accessories VIN: 2FTZA54483
thanks for all the help,we replaced the front electronic module and problem solved,we used a used module and everything powered up,thanks again.
2003 Infiniti M45 4.5L VDC on VIN: JNKAY41E33
Josh from Wyoming nailed it. Says the steering angle sensor needs reprogramed, it can only be done with the consulII which is the Nissan scan tool.Some also mention that they did it with the X431. I tried it with mine but with no luck. I finally called a mobil...
1998 Lexus GS400 4.0L ecm VIN: JT8BH68X9W
1999 Lincoln Town Car Signature 4.6L Traction Light VIN: 1LNHM82W9X
Put four new tires on and the problem was gone must make shure all tires are the same. Thanks for all the help.
2000 Mazda 626 ES 2.0L MIL Lamp on VIN: 1YVGF22C6Y
Thanks for all the help - we tried everything presented, but still had a problem. It turned out to be a wiring issue. Thanks again! Trouble codes: P0400, P1410.
2005 Mercedes-Benz E55 AMG 5.5L head light VIN: WDBUF76J85
As stated in my message, I definitely have power going into the motor via its electrical connector, this is why I was suspecting a failed motor. However I was able to manually turn the lamp in the straight forward position. I will leave it like this while i tr...
1999 Saab 9-3 SE 2.0L anti theft VIN: YS3DF58N0X
No matter how we tried applying power and ground to the switches or removing fuses, because all the ecu's are interconnected, we could not move the seat. Because the seat was all the way down and back, we couldn't get to the motor connecter, so we ended up cu...
1997 Toyota Camry CE 2.2L tailamps,etc VIN: 4T1BG22K0V
Thanks for the replies guys. We checked everything that was listed on here before I posted other than the combo switch and the rear door harnesses, as we had not seen them break before. The real issue I think was that we kept finding issues. Grounds, broken wi...
2000 Volkswagen Jetta GLS 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 3VWSA29M7Y
thank to all who replied,the problem ended up being that the aftermarket coil pack failed. replaced with an STI coil pack. cleared codes and test drove,all good. follow up call to customer finds no issues at this time. Trouble codes: P0300, P0302, P0303, P1255.
2001 Volkswagen Cabrio GL 2.0L cluster
well after much frustration, and after looking over wireing diagrahm for cluster to see what i was missing. i found that the vss, ect, & fuel sender shared a common ground at the engine block under the intake. the wires were broke!! what makes this so intere...
2002 Volkswagen Jetta GLI 2.8L alternator VIN: 1XV4255672
had another 02 jetta in today,probed small wire,12v koeo.13,5v.running so I guess it does power up the alt.initially,replaced the batt.cable from the alternator to the fusebox( on the problem car ) above the battery ,old cable was corroded and grey in colour t...
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