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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 22, 2015
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Open Help Requests for All Makes and Models
Help Request Answers
2009 Audi A4 Quattro 2.0L engine VIN: WAULF78K39
Car towed crank, no start. No compression. Another CAEB with a catastrophic valve train failure. Rebuilding this oil burning engine the correct way would have require at least all the timing parts, 8 intake valves, 4 pistons with rings, 4 rods, and an intake c...
2010 Audi A5 Quattro Cabriolet 2.0L MIL Lamp on VIN: WAUWFAFH8A
Hi guys, last week changed the pcv oil separator on the valve cover due to excess vacuum in crankcase. All codes (10) except this code is gone. It's recurring, there is definitely a lack of power in the low end but once the revs pick up it seems to be have lot... Trouble codes: P0299
1996 Cadillac Seville SLS 4.6L abs VIN: 1G6KS52Y2T
sorry to post one this old, this caddy keeps setting code 73 in abs/tcs, no code 93 in pcm. code 73 is pcm-abs comm error. wires check good have tried a different pcm and different abs module. key on have .57 volts on one wire and 4.88 on other. does anybody k...
2008 Cadillac DTS 4.6L MIL Lamp on VIN: 1G6KD57998
Car has a P0455 evap emissions large leak. Put in a new GM gas cap and canister vent solenoid but the code came back. Smoked it through the fuel filler and get plenty of smoke coming out of the vent hose cap which is tie strapped to the filler hose. Don't have... Trouble codes: P0455 (evap emissions large leak)
2006 Chevrolet Express 1500 4.3L Steering system VIN: 1GCFG15X36
Van came to us for the new hoses as they were leaking. It did not have this symptom when it arrived. Now, when turning the wheels side to side and while driving, it develops a death wobble. Seems to be more pronounced when turning left than right. When the van...
2001 Chrysler PT Cruiser 2.4L Drive VIN: 3C8FY4BB21
Car dies when put in drive but not when you put it into reverse. Has p1781 code. Replaced solenoid pack and had no change.
1996 Ford F-150 Eddie Bauer 5.0L No Start VIN: 1FTEF14N2T
This truck came to us with a request to program a NAPA reman replacement EEC/PCM. The job was done as requested and test driven with no additional concerns noted. Hrs later the shop requesting the work came to pick it up and it would not start until I disconne...
2002 Ford Crown Victoria LX 4.6L Unknown VIN: 2FAFP74W02
please help we have this car come in with no vent.!!! only defrost . blower working good blowing very strong . check vacuum from out side to vacuum port inside is good reading 20( it is automatic control ) have any one seen this problem please help i do not wa...
2003 Ford Mustang GT 4.6L No Start, Stall, MIL Lamp on VIN: 1FAFP45X33
starts first try stall 2 try or 3 try start and idles slightly rough installed new spark plugs perform cylinder balance test all cylinders pass cylinder kill.i was wondering if their could be a timing chain issue or pcm I just want to get a opion from fellow ... Trouble codes: P0340
2004 Ford Thunderbird 3.9L Rear Electronic Module VIN: 1FAHP60A34
Battery went dead overnight, car was towed to me. Charged battery and it tests okay. Has drain of 600 mA after modules go to sleep, with all four SSP relays staying warm. Drain goes down to 85 mA when BOTH C201b connector on Front Electronic Module (FEM) AND ...
2007 Ford F-350 Super Duty XL 6.0L power steering pump VIN: 1FDWX37PX7
have no power steering but have brakes and this is a hydroboost setup. cant seem to find the specs for pressure into hydroboost and out of booster to the gear box. was wondering if anyone out there has the specs? was thinking that hydro booster may be going ou...
2008 Ford F-350 Super Duty XL 6.4L MIL Lamp on VIN: 1FDSW35R68
After trying to clear codes with the IDS, these codes won't clear. The check engine light is on and the green wrench light comes on. At times I can't communicate with the PCM or RCM. There doesn't seem to be a problem with starting and it seems to run okay. I ... Trouble codes: P1832, 4X4, U0732, U1552, U1002, U1516
2007 GMC Acadia SLT 3.6L windows,hatch,signals VIN: 1GKEV23717
Have a 2007 Acadia without any power windows working, no rear hatch operation(opening or power lift) and only rear turn signals that start to flash and then go dark. Hazard switch works same(front signals work fine but rear start then die). Door locks operate ...
1994 Honda Accord LX 2.2L Cuts out VIN: 1HGCD723XR
Honda guy got a wierd on here with this honda i can read with the scan tool till the check eng light comes on then with the check eng light on i cant get my scan tool to read as soon as i chear the codes my scan tool comes back to life . This car seams to jerk...
1997 Jaguar XK8 4.0L starter VIN: SAJGX5741V
any known concerns of failing BCM's. seems that all my affected circuits (starter , lighting)all go through BCM. dont know why a fuse was missing
2000 Jaguar XK8 4.0L Bell housing VIN: SAJJA42C8Y
I'm posting this for the simple fact of wanting to understand the removal procedure. Mitchells On Demand states that there is a sequence to be followed when removing the bell housing bolts. My question is why is there a sequence? My only reasoning behind this ...
2005 Jaguar Vanden Plas 4.2L a/c compressor VIN: SAJWA82BX5
A/C system is a clutch less system. power is supplied by the climate control module. Scanned module and get evap temp data, ambient temp data, compressor amp draw data. When I first turn car on with a/c on, amp draw PID show .8 amp draw. Evap temp starts to dr...
2008 Kia Sorento LX 3.3L Compressor control VIN: KNDJD735X8
I am wondering if anyone has seen this before. I cannot find a short but something seems to be killing the control heads. The light stays on for the compressor on the control head and it appears to be functioning but will not send out a signal to the pcm to en...
2000 Lexus RX300 3.0L No Start, Theft VIN: JT6HF10U2Y
Is it possible to use a used engine control unit on this model? I am unable to learn the theft system with out a original master key... (Unmatched key code fault). I am using Toyota Tech-stream/TIS. Any ideas how to learn theft system with no key matched to my...
2008 Lexus SC430 4.3L Unknown VIN: JTHFN45Y98
Vehicle has a hard pull to the left. Every once in awhile, it'll pull right. Does it mostly during braking. Inspected lower control arm bushings, upper control arm bushings, check upper and lower ball joint for play. Did find one of the sub-frame bolt was loos...
2014 Lexus ES350 3.5L maint req warning VIN: 2T2BK1BA2E
This vehicle is a nav equipped RX350. The vin decoder couldn't read it. RX350 was not a choice in the drop down menu on help request screen. After performing the service on this vehicle I reset =all= the service items in the nav maintenance screen. The nav scr...
2007 Mazda CX-7 Touring 2.3L MIL Lamp on VIN: JM3ER29L37
I have replaced timing chain and all guides and also oil control valve in top of valve cover, when drive the check engine light comes on with code p0016 and with scanner on the ignition jumps all around, could use some help with this one . First time to work o...
2000 Mercedes-Benz ML430 4.3L Misfire, MIL Lamp on VIN: 4JGAB72E9Y
Under normal driving there are no issues. But, if one depresses accelerator pedal to approximately 75% and by default engages the "full load" switch the passenger side fuel injectors will be shut off and vehicle will run very poorly/misfire. If one shuts off v... Trouble codes: P0300, P3050, P3060, P3060
2008 Mitsubishi Lancer GTS 2.0L alarm VIN: JA3AU86U48
This car came to the shop with a problem with the alarm, because it just goes off by itself and the trunk will open by itself too, we did the diagnosis and found out problem comes from the ETACS-ECU which controls the alarm lights and basically is like a body ...
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)
1990 Pontiac Bonneville LE 3.8L timing chain noise VIN: 1G2HX54C4L
Car came in with a leaking pan gasket. We sold the owner on replacing the rod & main bearings and timing chain set with a new chain tensioner since the pan was already off. Everything went well. When the engine was started , their is a very noticeable buzzing ...
2003 Saturn Ion-2 2.2L Poor Idle Quality, Stall VIN: 1G8AJ52F93
When the car is started for the first few seconds it seems to run fine. The upstream 02 will just sit at 1107mv. Then the idle will drop down and sound as if it was missing. When its missing then 02 will start to fluctuate . It will finally after about 10 - 20... Trouble codes: U1000
2000 Toyota 4Runner SR5 3.4L rear window VIN: JT3HN86R0Y
Customer has a Rear window inop from inside along with Rear wiper motor inop and Rear defogger, Check the signals from the Switches up on the dash and their working to the BCM. It was working intermittently for the customer then decided to go out, There is a s...
2003 Toyota Corolla CE 1.8L Expansion valve VIN: 1NXBR32E13
Hello Tech's. I need to replace the expansion valve. I heard you do not have to pull the dash. Is this true and any tips would be greatly appreciated as far as removal and tooling. Thanks
2002 Volkswagen Passat GLX 2.8L Electric windows VIN: WVWRH63BX2
Ok this passat came in with no crank , battery was good but starter does nothing, in testing i noticed that none of the windows go up or down. I called customer and he said it all kinda started together . anyway we checked for power at the starter while the sw...
2009 Volkswagen Eos Komfort 2.0L mechanical top inop VIN: WVWBA71FX9
Mornin' all, I have one I need a little input on. I have a 2009 EOS with a top that is acting up. When you try to open it the window goes down, the sunroof retracts, the trunk opens, and the main part of the top moves to the rear about 6 to 8 inches then stops...
2000 Volvo S70 GLT SE 2.4L Lacks power VIN: YV1LS56D8Y
We have already determined the drive-by-wire throttle body is defective and in need of replacement. The question is: can we in any way manually reprogram the new throttle body to the PCM. The service procedure states a scan tool must be used. We have a Snap-On...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2010 Audi A3 TDI 2.0L Electronic VIN: WAUKJAFM3A
I just want to say thanks for all the replies, this site is a life saver. i did not get to fix the vehicle, customer doesn't to put any more money into the car and she said plans on trading it in.
1959 Cadillac DeVille 6.4L Mechanical VIN: 5900542560
2002 Chevrolet Silverado 2500 HD 6.6L EGR monitor VIN: 1GCHC29182
Mode 6 says that EGR passed but I/M status says EGR monitor "incomplete" or "not ready" depending on scan tool used. I replaced the thermostats and ECT is normal now. No other parameters seem out of the ordinary. Drove according to drive cycle and then some bu...
2004 Chevrolet Silverado 1500 5.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCEK19T94
thanks everyone for the help and diag. test. fixed this head ache. switched # 8 and # 5 injector ground wires and found the number 8 injector driver to be the cause of the skip at times it would stick on the ground side an dump fuel into cyl. at idle this test... Trouble codes: P0200, P0308.
1996 Dodge Ram 2500 5.9L Drivetrain VIN: 1B7KF23Z9T
2009 Dodge Grand Caravan SE 3.3L Hesitation, Cuts out, Stall VIN: 2D8HN44E39
thanks to all who helped. ordered OEM plug wires and spark plugs after installing the OEM ignition part the symtoms have been corrected! Trouble codes: P1128, P0339, C121C.
2000 Ford Taurus SE 2-Valve 3.0L Unknown VIN: 1FAFP55U8Y
Transmission code was AX4S - unplugging the connector makes 3rd gear. I verified all solenoid function and control, and believe this transmission had a internal mechanical failure with first gear. (Clifton states Foward clutch failure.unplugging sol uses direc...
2001 Ford E-350 Econoline 5.4L reverse VIN: 1FTSE34L11
Thomas from virginia hit it right on the head i left the three bolts on thevalve body hand tight.All is fine thanks for the feedback
2001 Ford F-150 XL 4.2L Converter VIN: 1FTZF17291
I decided to check all the solenoids even though it only had dtc's for the tcc solenoid. I checked the current draw on the shift solenoids and found SSA drawing 1150ma and SSB drawing 450ma. So I ohm tested them at the trans connector and found SSA at 10 ohms ...
2009 Honda Accord LX 2.4L air bag VIN: 1HGCP25379
a couple of you guys said that if a Honda does dumb stuff take the battery cables off and put them together and reset the computer and yes it did work thanks again
2007 Lexus LS460 4.6L Tpms
Thanks for all the replies i finally got this one fixed with snap on scanner. Jeri from Cali made me realise that i had the old sensors in the trunk of the car and it must have been interfering with the signal. I took them out and moved the car away and then w...
2005 Saturn Ion-2 2.2L Stall VIN: 1G8AN12F05
Thank you for the suggestions. The symptoms sounded just like a bad crank sensor, so we replaced it with a 2nd new unit from ACDelco and it's fixed. All caused by a faulty (new) crank sensor. Trouble codes: P0327 (Knock sensor circuit low frequency), P0336 (Crankshaft Position Sensor low frequency).
1996 Toyota Camry LE 3.0L 1-2 VIN: 4T1BF12K2T
Thanks for the replies, I did verify throttle cable operation cable operation feels good. tps is working correctly. Connections to trans look ok, solenoids click when operated with power probe. Problem appears to be internal in trans but customer has declined ...
2002 Toyota Camry SE 2.4L clutch VIN: JTDBE32K42
Job took 6.5 hours charged 7.5 if we did another soon we could do it in 5.5 but 7.5 is good Thanks for the suggestions Hans I suggest 7.5 for time the 10.9 is removing the sub-frame which is wrong. If you did the way the book says 10.9 wouldn't be enough.
2005 Toyota Tacoma 2.7L Engine VIN: 5TETX22N25
Removal of the head revealed molasses like sticky goo in the intake port which most likely caused the intake valves to stick open. 6 of the 8 intake valves were bent. I am going to drain the gas tank out and see if there is any contamination of the gasoline....
2009 Volkswagen Jetta TDI 2.0L low power VIN: 3VWAL71K39
Thank you to all who responded. The codes missing from initial Vag check were: 0011456 (PO47) Exhaust Pressure Sensor 2. Sometimes you just have to take the vehicle somewhat apart (old school). The turbo is completely wasted. So much in fact, the turbine is wa...
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