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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 24, 2013
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Open Help Requests for All Makes and Models
Help Request Answers
2004 Audi A4 Quattro 1.8L parking lights and right rear directional VIN: WAULC68E84
the right rear directional on this vehicle comes on solid when the car is at rest, key out. will not flash when the right directional is on just stays solid. disconnect the battery for a while reconnect and it will be back to normal. come back later on and the...
2010 BMW 528i 3.0L Compressor VIN: WBANU5C50A
hi guys I Have these 2010 BMW 528i with a complain thad it was blowing warm air .I check for codes on the air com but have no code when to the air com data for the pids and check for the compressor to see if the compressor was working and yes it was on .the...
1998 Chevrolet Tahoe LS 5.7L lifters VIN: 1GNEK13RXW
This engine had a PO308 with a lifter rattle. Checking the rattle was gone and no misfire. Day later engine has a persistent lifter rattle from number 8. Pulled vc and valves have same travel as the rest. Oil had 21k and 15 months. Changed oil and filter using...
2004 Chevrolet Tahoe LS 5.3L Surge, Cuts out VIN: 1GNEK13Z74
Hello to all. I have a Tahoe 5.3 with a problem that happens between between 5 and 30 miles of driving. Only at light throttle. Most test drives. A drop of power from the engine for one or two seconds. Then again after a about 10 seconds. Then it usually doesn...
2000 Dodge Grand Caravan ES 3.3L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, MIL Lamp on VIN: 1B4GP44GXY
Customer states that the vehicle experienced a shudder while drive down the road, and has gotten worse as they drove it. Now the van will idle but as soon as the throttle is depressed at all the vehicle stalls. van will idle with out any problems for as long a... Trouble codes: P1391 (Intermittent Loss Of Crank Or Cam Sensor)
2001 Dodge Ram 1500 WS 5.9L Hesitation, Stall VIN: 3B7HF13Z41
This truck has been acting up for three years now. He has only put 15000 miles on in those years but now it has gotten bad enough to make it stall so he's ready to fix it. This truck runs fairly good cold. It does stumble and spark knock a little. When it gets...
2007 Dodge Ram 2500 TRX4 5.9L Stall, MIL Lamp on VIN: 3D7KS28C97
Just have to throw this one out there to see if anyone has seen this. This truck is going to Alaska soon and I just need to come up with some kind of answer for this guy. Very intermittently it will start and stall a couple times but has not yet left him stran... Trouble codes: P2509
2007 Dodge Sprinter 3500 3.0L MIL Lamp on, low power
Hi everyone, i have a sprinter that intermittently looses turbo boost and sets 2359 boost code. I replaced turbo due to oil leak, but problem existed before repairs. I am not very familiar with this engine or ever worked on, i seem very limited on service info... Trouble codes: 2359 (low boost)
1996 Ford Escort LX 1.9L Seat Belt - LF VIN: 3FASP11J3T
I am looking for a new, or good used, motorized Left seat belt and mechanism, for this 1996 TWO DOOR Ford Escort. Or, any ideas for repair or repair kit Please note - this is a two door. Any help,or possible sources, would be appreciated. Ford says obsolete Us...
2000 Ford E-350 Econoline Club Wagon XLT 5.4L low ac VIN: 1FBSS31L1Y
please help IATN brotheren.Club taxi van has been a thorn in a couple of shops side,now it's mine.We can't seem to get the air to cool properly.Pressures are out to lunch.A previous shop replaced compressor,lines,oriface tube,and condensor and flushed system.I...
2002 Ford Windstar 3.8L ABS Module Connector VIN: 2FTZA54482
ABS (amber) and Brake (red) warning lamps illuminated intermittently. Shopping list of mutliple DTC's stored in memory. No hard faults detected. Inspected ABS connector and discovered power wire terminals corroded. Since connector housing is in good condtion, ...
2002 Ford F-450 Super Duty Lariat 7.3L Cuts out VIN: 1FDXW46F32
Hey guys, this one is killing me, this truck runs perfect, but it dies when you press the horn switch. I checked all the wiring, replace the underpanel fuse box, because the horn relay is internal, even replace the horns and nothing changes. I realized that ba...
2002 Ford Thunderbird 3.9L Ecm VIN: 1FAHP60A42
Vehicle runs fine and there are no codes. Several different scan tools can read the gem module along with everything else on the bus except the ECM. As soon as you try and comm with the ecm the car runs awful and won't idle. As soon as you disconnect or page b...
2005 Ford Taurus SE 3.0L Ambient Air Temp Sensor VIN: 1FAHP53285
Ambient air temp on scanner reports erratic readings (30F when actually 60F) at times. I would like to find wher they mount the sensor & inspect/replace or check connection if possible. I assume the pcm uses the temp for something (ac compressor control, pos...
2006 Ford F-350 Super Duty XL 6.0L No Start VIN: 1FDWX35P96
hi guys i have this f350 6.0 diesel in shop it would not restart when hot i checked the high pressure reading while cranking and seen about 100lbs of pressure not good i did the air test using the icp swicth port and heard air comming from the pass side valve ...
2001 GMC Jimmy SLE 4.3L Misfire, MIL Lamp on VIN: 1GKDT13W61
Truck runs fine you feel no misfire. It doesn't miss at idle at all on the counters. It misses on cylinders 1-5 above [...] in park(Cylinder # 4 misses almost every count & # 1 is about half as many. The other cylinders only have a few), but only after warm... Trouble codes: P0300 (p0304-), P0304 (p0301-), P0301 (testing and results)
2005 Hyundai Sonata GLS 2.7L MIL Lamp on, intermittently limp VIN: KMHWF35H35
This car is from my brother-in-laws shop. Only had time to pull code. Cust couldn't leave vehicle. Trying to find if there is a common problem. If it was a Volvo which is what I repair we would look at the CAN lines between the ECM and TCM. Thanks for any help... Trouble codes: U0101 (Serial communication problem with TCM time out)
2008 Infiniti G37 Sport 3.7L Poor Idle Quality, MIL Lamp on VIN: JNKCV64E88
Round 2 Infiniti/Nissan guys. I closed the previous post due to lack of help. I have more information now. I pulled the timing cover and lined all the marks up correctly. Started engine and runs just as bad as before. Sounds retarded. I scoped the cam/crank se... Trouble codes: P0011 (Intake valve timing bank 1), P0021 (Intake valve timing bank 2)
2005 Isuzu NPR-HD 5.2L Stall
thanks for any help in advance, this is for a company that we do all there gas work, dealership is a few weeks out so they are asking for our help. they put gas in the truck, drained it and replaced fuel filters, now it will start but dies out if you give it g...
1999 Jeep Grand Cherokee Laredo 4.0L Excessive Emissions VIN: 1J4G258S2X
what is next ? do you have any idea ? too much carbon ?
2008 Jeep Grand Cherokee Laredo 4.7L Misfire VIN: 1J8HR48N68
Vehicle came in for the p1128, p1129 codes. Found flash and suggested customer get that taken care of before any further diag on those codes. All codes where history. Customer also complained of a stall condition. Could not duplicate stall. Customer wanted plu... Trouble codes: P0300, P0301, P1128, P1129
2012 Jeep Wrangler Unlimited Sport 3.6L Cooling Systems VIN: 1C4BJWDG7C
Hi ,,I was wondering if anybody ran into this problem before. Coolant block under intake (oil fiter housing attached) had melted,causing major coolant leak..
2001 Kia Rio 1.5L Temp Gauge VIN: KNADC12391
Car came in from a local car sales lot.It pegs the temp gauge after 10 mi of running but the car is not hot when i check with my temp gun.There are no codes in it but it thinks its -40 on my scanner. I changed the temp sender and i had no temp gauge but no Cha...
2006 Kia Sedona LX 3.8L Misfire VIN: KNDMB23316
This fine kia has a misfire under load engine light blinks feels like it wants to stall,shut key off and restart runs fine random misfire code misfire counters are all at zero,not sure where to go next any help . Trouble codes: P0171, P0175, P0300
2006 Mercedes-Benz R500 5.0L Air Suspension VIN: 4JGCB75E96
Hello group we have this beautifull benz that is driving us nuts the Airmatic suspension system sets the RR high when ever it feels like it. Clearing the code and draining the air lines seems to correct it for a few weeks then its back again. the Launch shows ...
2007 Mini Cooper S 1.6L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Misfire VIN: WMWMF735X7
Start the vehicle cold and it idles ok, slight roll. 30 seconds later it will start to roll up and down 800 rpm to 200 rpm, left for 2+/- minutes and it will stall. Happens when the vehicle is hot or cold. performed pcv test by installing a port in the oil cap... Trouble codes: P1497 (Air iduction leak), P2178 (System to rich off idle)
2003 Mitsubishi Eclipse GTS 3.0L Clutch VIN: 4A3AC74H93
This is a fix as i could not find one here for a stuck pull clutch release bearing this is the best way, remove bolts to pressure plate thru inspection hole for pull clutch release, trans will fall right out, i used a small 1/4 ratchet and 12 mm socket with a...
2000 Nissan Sentra GXE 1.8L No Start, Stall, MIL Lamp on VIN: 3N1CB51D7Y
hello everyone. I have this nissan in the shop towed in no start died while driving. checked and found no spark or injector pulse. checked for codes and found code p0340 cmp sensor. replaced can sensor and still no start. replaced crank sensor also both with o... Trouble codes: P0335
2001 Nissan Altima GXE 2.4L security VIN: 1N4DL01DX1
Thank you in advance, got a 01 nissan altima towed in by a new customer for a no start. Has no injector pulse or spark, security light is on and has codes P1610 NATS malfuction and P1612 NATS malfuction. Called a mobile locksmith out to see if security module ...
2004 Nissan Maxima SE 3.5L brake booster
pedal drops to floor when constant pressue is applied
2000 Oldsmobile Intrigue GLS 3.5L cooling system VIN: 1G3WX52HSY
This Intrigue came in with the vehicle needing a check out for a local used car lot. Everything was fine except when we drove it for about half an hour the temp gauge went up to just shy of the red zone. This happened at a stop light. Then would drop right bac...
2004 Oldsmobile Alero GL 2.2L Engine VIN: 1G3NL52F54
Hello all, I need some help here I have this car that sometimes will not start , then if you hold the pedal to the floor it will start but very sluggish , fuel pressure is good , the problem I think is that it is getting too much fuel and not enough air, whe...
2004 Pontiac Grand Prix GT2 3.8L Cooling Systems VIN: 2G2WS52284
Car is overheating after driven at highway speed for half an hour and coming to a stop. Temp gauge slowly rises to just under red mark. Scan tool reads 245 degrees. Both cooling fans are on high but air from fans is cool. If you put in park and hold RPMs to 20...
2007 Saab 9-3 Aero 2.8L mil VIN: YS3FH56U07
This Saab came in with an inop mil. We commanded it on with the tech II and the light did not illuminate. Interestingly, if we looked at the data with the key on, most of the time it did not show the mil on, but some of the time it did, so we weren't sure if t...
2002 Toyota Sequoia SR5 4.7L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 5TDBT44A62
Vehicle came in with only one code to my knowlege. Another Tech had the vehicle. Had to replace drivers side manifold due to O2 sensor crossthreaded. After replacing manifold and oxygen sensor this thing drove fine but when you let it idle would develope a mis... Trouble codes: P0301 (1 Missfire), P0303 (3), P0305 (5), P0307 (7)
2009 Toyota Sienna LE 3.5L MIL Lamp on VIN: 5TDZK23C09
i have this sienna that is running lean on both banks, i have replaced the mass air and o2 sensors from a running van with no change, plugged off the brake booster, changed the intake gaskets t/b gasket, fresh air intake hose from rear v/c to air box, pcv valv... Trouble codes: P0171, P0174, P0101
2000 Volkswagen Jetta GLS 1.8L cooling VIN: 3VWSD29M7Y
auto came in overheating,changed therm. also checked impeller on back of water pump while therm was removed. fans do not come on. this morning I made sure I had no air in system by using airlift. got all air out of system. ran car to see if fans come on. it go...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Audi A4 2.0L power windows & sunroof VIN: WAUDF78E96
Based on the info that I got and the testing I was able to perform, I determined the drivers door module was interfering with the operation of the other windows. I did check the CCM for water intrusion(what a fun job to get to that...) and found nothing. We ...
2005 BMW Z4 3.0i 3.0L Convertible VIN: 4USBT535X5
Thanks for the relpy guys! I went in this morning and checked her out again monitored the voltage on the position sensors. Opened all the way found that voltage dropped to .5 volt (1.6 before), but the closed sensor never changed. Put piece of coat hanger b...
2010 Buick LaCrosse CXL 3.0L MIL Lamp on VIN: 1G4GL5EG8A
Thanks to everyone for your replies. The customer is kind of hard to get a hold of so it was difficult to get the car back in. The problem started a couple of months back with the p0420 ONLY. As time went on the other two codes occured and would reset shortly ... Trouble codes: P0300, P0420, P0430.
1990 Chevrolet C1500 Cheyenne 4.3L No Start VIN: 1GCDC14Z8L
With the info that I got in all the responses I was able to determine that there is nothing else in this system that controls the ignition circuits. The system will work as a stand-alone with no PCM/ESC intrusion as long as the 4 pin connector is disconnected...
1992 Chevrolet Corvette 5.7L Misfire VIN: 1G1YY23P1N
There was no problem at this time with the optical sensor signals, only the secondary ignition problems. However, most recommendations were to replace the whole thing, although nobody really said what fails in them. So I can't say if they are prone to bearing...
2005 Chevrolet Colorado Z85 3.5L Engine VIN: 1GCDT19675
First off, I would like to thank everyone for your replies. The new superceded pump, pick up tube and oil pan fixed the low oil pressure problem. Not having low oil pressure prior may have been due to high resistance of VVT or exhaust cam actuator and theref...
2007 Chevrolet Impala LT 3.5L Misfire
2008 Chevrolet Cobalt LT 2.2L No Start
I had several help replys, most good but none that hit the problem whice was very complex. we started with an ignition switch which did nothing, this after finding no power on part of the fuses in the underhood fuse block and the BCM, next we replaced the BCM... Trouble codes: U2106 (loss of communication), B3031 (Security system), B3935 (undocumented Theft).
2010 Chrysler Town & Country LX 3.3L Starting motor VIN: 2A4RR4DE0A
I went to Chrysler site with J2534 and it asked me if I wanted to update WIN module for intermittent no start condition. I did the update and all was well for a week and then it happened again but restarted after sitting. When problem occurs the radio will sta...
2003 Dodge Ram 2500 5.7L MIL Lamp on VIN: 1D7KU28D03
Used three different o2 sensors and still had the same problem.Installed factory o2 sensor and problem is solved. Will be using oe sensors from now on , Thanks for the help Trouble codes: P0131 (o2 upstream circuit voltage low), P0171 (fuel system lean).
2007 Dodge Ram 2500 TRX4 5.9L MIL Lamp on, derates power VIN: 3D7KS28C77
The return fuel test just barely fails at just over 260ml per 30 seconds. No hard starting or excessive smoke at any condition. It only sets the P1222 and derates on long downhill no throttle(motoring). Not feeling confident enough to spend 3K on parts that ma... Trouble codes: P1222 (Injector control circuit performance.).
2002 Ford E-150 Econoline 4.2L 2-3 Shift Bind VIN: 1FTRE14292
Thanks for the help guys. Finally got time to get back in this tranny and i found the intermediate clutch sprag(mechanical diode) frozen solid. Replaced the sprag and all is well. Don't know for sure how i missed it during rebuild... building trannys and answe...
2003 Ford Explorer XLS 4.0L Mechanical VIN: 1FMDU72K63
So sorry I didn't post this earlier I forgot about it. After doing a cylinder leak down test on all the cylinders and found no leakage, we brought #1 piston to TDC and found the timing was indeed off a few degrees. The only way that could happen is that the sh...
2012 Ford F-250 Super Duty King Ranch 6.2L Failed E-test VIN: 1FT7W2B69C
Truck was fixed the vid block was corrupt the dealer flashed the correct info and its fixed thank you for all the replies Jim from Cali nailed this one. Thank you iatn Trouble codes: P1639.
2002 Honda CR-V LX 2.4L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: SHSRD68412
I actually found 2 problems with this vehicle. 1st I found the plunger in the v-tec oil control valve was stuck and when we touched it popped closed. Replaced the valve and the engine ran great but would not rev over 2700 RPM's. I did some more searching and f... Trouble codes: P1298 (ELD High Voltage), P1259 (Cam Position sensor A Crank Position sensor incorrect phase), P0301 (Misfire cylinder 1), P0302 (MIsfire cylinder 2), P0303 (Misfire cylinder 3), P0304 (Misfire cylinder 4).
2006 Honda Ridgeline RT 3.5L MIL Lamp on VIN: 2HJYK16216
Thanks for confirming my suspicions, we found all 6 exhaust valves out of adjustment with absolutely no clearance on #6. Reset valve clearances and Owner is delighted. You would think the Honda shop could have found this after 3 attempts. Trouble codes: P0306, P0300.
2004 Jeep Grand Cherokee Laredo 4.7L convertor VIN: 1J4GW48N24
Thank you all for your help. It was decided that this Jeep does need a tranny overhaul so it is going to the auction. Thank you all again.
2006 Mazda RX-8 1.3L MIL Lamp on VIN: JM1FE17356
Pulled up the intake and replaced the bad solenoids. Not a hard job. We charged 4 hrs.Car is back to normal. Thanks guys. Trouble codes: P0076 (Intake valve control solenoid circuit low), P0661 (intake manifold tune valve control circuit low).
1990 Mercedes-Benz 500SL 5.0L directional lights VIN: WDBFA66E4L
Found 15 circuit to pin 8 was dislodged not making good contact with the multifunction relay causing the illumination circuit voltage to back feed and power turn signal circuit only when the interior light were on and the dimmer position was at its brightest (...
2010 Mercedes-Benz Sprinter 2500 3.0L engine VIN: WDZDE7CC4A
Thanks to all who posted especially Steve [...] who also sent photos. We replaced the oil cooler and no more leaks.
2006 Mini Cooper 1.6L Battery VIN: WMWRF33556
2006 Nissan Maxima SL 3.5L Unknown VIN: 1N4BA41E06
Thanks to all who replied. this car is fixed, the new rotors that we got from Nissan were bad so we returned them and put the new ones on and all is well again THANKS.
1998 Porsche Boxster 2.5L door locks VIN: WP0CA2981W
Well i like to thank everyone who replied. The car is fix it turn out to be the module under the seat i now believe it was water damage i tried to clean the circuit board first but that didnt work. The problem i was having was the car was always getting the un...
2007 Saturn Vue 3.5L No Start VIN: 5GZCZ53487
Thanks to all who replied, we changed the starter because of a help suggestion and when checking it found that it was drawing a very high load, this got it starting but not perfect then we changed spark plug boots and now much better.
2000 Subaru Forester L 2.5L fuel guage VIN: JF1SF6356Y
After recieving 3 responses, Calvin from hawaii gave me the info i needed to pinpoint the problem. The voltages i obtained were over a volt lower than spec. I performed a voltage drop test on the battery ground and found that i had two bad grounds. One at the...
2007 Toyota RAV4 2.4L Unknown VIN: JTMBD33V37
Took John's advice and changed out the transmission fluid w/OE fluid. Changed again after 250 miles with no complaints. Spoke with the owner again today, is close to another 250 miles with still no problems. Scheduled to change again next week, then we are cal...
2003 Volkswagen Passat GL 1.8L Stall, Misfire VIN: WVWMD63BX3
Well fellas,I greatly appreciate all the help. Actually I have to write this one up to a case of DUMB A@#. Saw a tip that said mitchells was wrong on maf location, said it was actually behind left headlamp on innercooler. Well i went with it, hell Ran with it ... Trouble codes: 106 (map implausible signal), 300 (random misfire), 301 (cyl 1 misfire), 302 (cyl 2 misfire), 303 (cyl 3 misfire), 304 (cyl 4 misfire).
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