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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 4, 2012
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for All Makes and Models
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1999 Acura TL 3.2L clicking shifting VIN: 19UUA5649X
Good Afternoon This acura ia actually wifes car. has roughly 130000 miles on it. At first the only issue was a clicking noise. I finally isolated to the trans. when in gear only, not neutal or park. After several weeks of monitoring this noise, under a load s...
2003 Audi TT Quattro 1.8L MIL Lamp on VIN: TRUUT28N63
This vehicle came into shop two month ago. Customer just bought vehicle then took to dealer replaced clutch and performed testing on code P0501 they stated system functioning normal after performing testing but check engine came back on right after picking up ... Trouble codes: P0501 (vehicle speed sensor A range performance)
2005 Audi A6 Quattro 3.2L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WAUDT74F95
ok when this car came in i swapped coils and plugs to other cylinders and car hasen't misfired yet also checked for vacuum leaks with both carb cleaner and butane none found.then i removed intake runner sensor connector to check for power i only get 5 volts at... Trouble codes: P2006, P0304, P0430, P1050, P2014
2003 BMW 330i 3.0L Poor Idle Quality, Hesitation, Stall, MIL Lamp on VIN: WBAEV53463
Hey folks, I've got a real headscratcher here. This vehicle came in with no throttle response, and codes P1632, p1634. After checking all of the wiring to/from the throttle, the throttle itself and also checking the pedal position sensor values thoroughly, we ... Trouble codes: P1632 (Throttle Valve Adaptation - conditions not met), P1634 (Throttle Valve Spring Test - Test failed)
2004 BMW 545i 4.4L miss fire,oil leaks VIN: WBANB33554
Just wanting tips on this repair. I read alldata and said don't replace valve covers for leak, then also read replace covers for leak. I read to remove upper cowl cover, then servo motors, then valve covers. I can see leaking oil sending unit, and valve covers...
2005 BMW X5 3.0i 3.0L MIL Lamp on VIN: 5UXFA135X5
I have this X5 with a evap leak. I smoke tested the evap system and could not find any leaks. I put a gas cap on and road tested the light did not come back on yet but the check the gas cap warnning did. Is there a common leak point for tis car? Trouble codes: P0456 (Evap slow leak)
2002 Buick Rendezvous CX 3.4L Cooling Systems VIN: 3G5DB03E82
hi, I have a buick that came in with upper and lower rad hoses colapsed.. the overflow bottle was full but the hose is not blocked. had a hard time removing the rad cap becase of vacuum.. customer is complaining of lack of heat. co test comes up nothing and pr...
1990 Chevrolet C1500 Cheyenne 4.3L engine, fuel injection VIN: 1GCDC14Z2L
hey guys hope everyone had a nice holiday. i'm writing to ask for some advice for a buddy of mine. he has a tbi system on his truck now and it doesnt run to good, we would either like to know if its possible to switch to a port or sfi type fuel inj system and ...
1994 Chevrolet C1500 5.7L Electronic VIN: 1GCEC14K6R
Sluggish on take off at light throttle. At 20-40 MPH, the lock-up for the transmission goes in and out. It feels like it is oscillating between gears but it is not. The reading from the vehicle speed sensor on the scanner is 40 MPH when the actual speed is 20 ...
1999 Chevrolet Lumina 3.1L Starting VIN: 2G1WL52M2X
Ok, I go to customers house because her car wont start. She told me it has not ran for 3 months. First the battery is completly dead (Had like .265v). So I just put in a new one. Then try to start and get nothing, no crank, no click, but the headlights are bli...
2002 Chevrolet Silverado 2500 6.0L Steering VIN: 1GCHK29U22
Thanks in advance for any replies...they will all be helpful!! The truck has developed a whine in the p/s system. It has hydro-boost...Customer states it is quiet in the morning while cold, which i did confirm. While watching the fluid in the resevoir, at full...
2006 Chevrolet Trailblazer LT 5.3L front axle VIN: 1GNET13M16
I have a front axle that is not engaging. It has a code C0379 acuator circuit malfunction. I have power, ground, and the switch signal switches on the scan tool from unlock to lock when power is applied w/jumper wire. I replaced the acuator and no change. The ...
2008 Chevrolet Uplander LS 3.9L heater core VIN: 1GNDV23188
Hi I have no heat at idle but plenty while driving temp gauge is steady so I dont think its a bad head gasket I did flush (just use garden hose and water) the heater core but no differance although I maybe needed to flush it more,(THIS USED TO WORK ON OLDER GM...
1994 Chrysler LHS 3.5L upshift VIN: 2C3ED56F5R
trans goes into limp in mode, when eatx relay cuts out. removing relay with key on and reinstalling it will not power it back up, cycle key and it will power back up until you hit a small bump in the road, i assume power comes from pin 15 on the pcm to power i...
2005 Chrysler 300 C 5.7L MIL Lamp on VIN: 2C3AA63HX5
Hi group. Personal vehicle here. This 300C is working normally with no symptoms noted except for check engine lamp came on one day then went off a day or two later. Codes above were stored. Not too sure where to go with this. Codes have not reset in over a wee... Trouble codes: U0002 (Bus communication fault), P2368 (Torque management feedback signal a), P0700 (Trans request mil)
2000 Dodge Intrepid 2.7L blend door actuator VIN: 2B3HD46R2Y
hello fellow techs, i have this dodge intrepid that came in for heat inop, blowing air out of defrost only, and turn signals inop, all are controled by the BCM. installed a new Dealer BCM, turns signals are working now. blend door or mode doors still inop. It ...
2001 Dodge Dakota SLT 4.7L CMP/CKP loss of signal VIN: 1B7GG22N91
Hello all, 01 Dakota 4.7. Overhauled top end due to dropped valve seat on cyl #2. Changed timing chains and tensioners, but kept all gears and CMP reluctor. After reassembly, truck ran beautiful for 120 miles. Then the MIL came on, code P1391-Intermittent loss...
2001 Dodge Stratus R/T 3.0L no start VIN: 2B3AG52H61
Car came in with a oil leak, replaces valve cover gaskets, car started but was misfiring. replace plugs and wires, now the car wont even start. It has spark and the plugs are soaked with fuel. Check timing and cap and rotor, no differance. I'm posting this for...
2004 Dodge Sprinter 2500 2.7L fuel injectors VIN: WD2PD64424
Vehicle came in for bad exhaust type smell. Traced to fuel injectors that have been leaking under the cover. Managed to free up #1 only. The last 4 are stuck in head. I have let them soak in diesel fuel and throttle body cleaner for 3 different time periods. I...
1998 Ford Expedition Eddie Bauer 5.4L Rear end VIN: 1FMPU18L0W
Need help. Fellow tech was doing axle seals took both axle out and the slpider gears fell out. Took unit out of housing but cannot get them back in. Is there a special procedure for this.
2000 Ford F-350 Super Duty Lariat 7.3L Misfire VIN: 1FTWW32F9Y
Vehicle came in with multiple glow plug codes and cyl. #8 misfire. Replaced all glow plugs and #8 injecter as well as the wiring under the valve cover as I've had trouble there before. Now the only code that comes back is the misfire code. While the glow plugs... Trouble codes: P0308
2001 Ford Taurus SE 4-Valve 3.0L dash lites/signals VIN: 1FAFP56S41
when light switch is turned on both turn signal indicator lites illuminate and the dash lites do not come on regardless of dash dimmer position also last night lights were left on and car had to be jumpped thank for any help has code B1790 and B1318
2003 Ford Windstar 3.8L Excessive Emissions, No Start, Poor Idle Quality, Misfire, Flooding at idle
This van is a huge headache we have checked all we can think of this thing is poring gas into the cylinder and there is fuel in oil. Fuel injectors ohm out good and does not drop pressure. Now it is popping in the intake blowing off the vaccumn hoses. We remov...
2004 Ford Explorer XLS 4.0L Poor Idle Quality, Misfire VIN: 1FMZU62K24
Happy (*%^#!!@@#) New Year! I left on christmas eve with a shop full of problem vehicles, and came back today and they're still here! Lazy bunch of Elves must of gotten drunk and missed my shop. Anyway this Exploder came in with the converters completely restr... Trouble codes: P0300 (random misfire), P0316 (misfire on cylinder 6 detected on start up)
2004 Ford Explorer Limited 4.0L Programming VIN: 1FMDU75K14
2005 Ford F-150 FX4 5.4L Poor Idle Quality, Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 1FTPX14565
Truck has random misfires pretty much all the time only on bank 1. Cylinder #3 seemed worse when truck came in. Tried coil, replaced spark plug with no change. Switched fuel injectors between cylinder #2 & #3. Misfire moved to cyl. #2. Replaced all injectors o... Trouble codes: P0300, P0301, P0302, P0303, P0304
2005 Ford F-350 Super Duty XL 6.0L 4X4 low VIN: 1FDSW35P95
2WD and 4X4 high work just fine. Switches between 2WD and 4Hi no problem. No 4Low. Stays in 4Hi when requesting 4Lo. PID shows selector switch requesting 4LO. Very conflicting Alldata info regarding wiring/relays/4x4 control module makes specific testing impos...
2006 Ford F-150 XLT 4.6L key switch VIN: 1FTRF12W26
key wont come out of switch unless you unplugg electial to the igtion switch will not going into shifter park is locked out cant find any info
2006 Ford E-350 Super Duty 6.0L Excessive Emissions, Cuts out, MIL Lamp on VIN: 1FTSS34P06
trying to diagnose a black smoke and surging under load was told turbo are high failure item on this engine icp desire and actual press are the same at idle (615 psi at idle) and around 1260 psi at 2500 rpm wondering if any ford diesel techs have run into thes... Trouble codes: P0299, P0470, P0471, P0528
1989 Honda Accord LXi 2.0L hard start VIN: 1HGCA6185K
Vehicle cranks as if timing extremely advanced, engine fighting itself. Repairs completed at previous shop, verified and timing belt is correct. Removed cover and checked for broken/worn cam gear pin, in great shape. Thought maybe coil internally shorting to g...
2001 Honda Passport EX 3.2L Stall VIN: 4S6CK58W51
Hello all. This car stalls when coming off the freeway after about 20 miles of driving then restarts like nothing ever happened. It only stalls after long periods of freeway driving and coming to a stop. Cust states if she puts the shifter in neutral it spudde...
2002 Honda Odyssey EX 3.5L Unknown VIN: 2HKRL18902
cust brought in van drivers sliding door wont stay closed .. the closer works it closes but it pops back open makes a beeping sound then fully opens , have removed the clock fuse done the manual open tried this but it still wont latch .. my question is it the ...
2007 Honda Civic DX 1.8L airbag srs VIN: 2HGFG11387
every things they(dealer)tell custumer a been try so i dont understand wy this code come back every time 5510 change srs 2 time with brand new order with serial number ??? help me please thanks richard
1991 Jaguar XJ6 Sovereign 4.0L R/F Headlight VIN: SAJHY1740M
OK maybe i'm getting older than i think, but this one is kicking me. Have no power to r/f headlight all other lights good. Checked the normal things, fuse and am getting a little lost in the wiring diagram. Seems to pont to the facia panel. ANYBODY have any th...
2002 Jaguar S-Type 4.0L no crank VIN: SAJDA01P22
Vehicle presented stays powered up with key out all the time. Sure enough one hour after turning car off all accessories still alive. Traced back to electrical portion of ignition switch. Replaced electrical part of switch now I get no crank. PATS light flashe...
1987 Jeep Wrangler 4.2L Fuel Guage VIN: 2BCCV81J6H
Help i have an old jeep and it seems to be winning the battle. Customer came in after just purchasing the jeep with a list of problems. The main problem was the fuel guage not working at all was the beginning of my nightmare. We tested the sending unit and it ...
2007 Jeep Grand Cherokee Overland 5.7L Stall VIN: 1J8HR68237
Hello fellow techs. I am working on a 2007 jeep grand cherokee with a 5.7 and the complaint is stalling. The vehicle came to my shop about a month ago with the codes listed above. I drove the vehicle and could not duplicate the stall. I let the vehicle idle ou... Trouble codes: P0688, P0129
1992 Lexus LS400 4.0L Heater Control VIN: JT8UF11E5N
Customer came in with no heat condition. Found heater valve not being controlled by cable. Removed cable and manually operate heater valve and get good heat. My understanding is there is a servo that operates cable. Is this correct and if so how do you get to ...
2007 Mazda 6 Mazdaspeed 2.3L Excessive Emissions VIN: JM1GG12L37
turbo car with evap leak cant find port did make shift connection also dont see any leaks is there any common concerns also does this car have vent solonoid and what is it called to shut it off Trouble codes: P0455
1995 Mercedes-Benz E300 3.0L cabin heating VIN: WDBEB31EXS
"Happy New Year" to all This vehicle blows only cold air from the footwell vents. If we switch from defrost to bi level or foot well only there will be plenty of heat intitially from the footwell vents...only to peter out and eventually go to cold. This manou...
2005 Mercedes-Benz S430 4.3L PSE module VIN: WDBNG70J25
This 05 MB s430 came in with burned up PSE pump. I ordered new module from dealer. Installed and coded new module. All pse controlled devices are now working properly, but codes b1436-12,15,16 and 17 keep resetting. This morning the battery was dead, however I...
1999 Mercury Sable LS 3.0L Stops Running VIN: 1MEFM53S0X
This is my wifes car and this is the 2nd time this problem has happen in the last two weeks. The frist time was on X-mas eve going on a long trip to family. Got about 60 miles into the trip and the car quit running. Took a couple of days to get back to the sho...
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)
2003 Nissan Sentra GXE 1.8L hard starting
Howdy everyone. This one has us a bit stumped. We have this '03 Sentra 1.8 in the shop. His original complaint was for a hard starting issue.(spins over 3-4 seconds then starts) Having seen a million come in with fuel pump issues that's what I checked first. L... Trouble codes: P0605
1989 Pontiac Firebird Trans Am 5.7L hard start VIN: 1G2FW2189K
car was towed in due to a no start. i was able to get car running with a shot of starting fluid. didnt run good but enough to get it in the bay and diagnose. i was able to unplug about 6 injectors with no change to idle quality. s oohm tested injectors and tho...
2005 Pontiac Grand Prix 3.8L temp VIN: 2G2WP52255
heater had 2 problems 1 blend door accuator not working installed new one heater core was done with new t-stat system bleed done then when driving on a decel coming to a stoptemp will go cool to warm never hot till under a load whendriving then the heat kicks ...
2006 Pontiac Grand Prix 3.8L Compressor VIN: 2G2WP55256
I'm desperate so I appreciate any help. I sold this car with the promise of fixing the ac and now I'm stumped. My customer is leaving for AZ Friday and I'm almost out of time. If I bypass the AC relay, everything works as it should. I have good pressures and ...
1998 Saturn SC2 1.9L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G8ZH1272W
Thanks in advance for any help. Vehicle originally came in for misfire and poor fuel economy and smoking bad. Checked for codes and found P0302. Checked spark plugs and found #2 fuel soaked. Checked injector pulse and found #2 was always on(noid light on stead... Trouble codes: P0302
1998 Toyota Camry CE 3.0L alignment VIN: 4T1BF28KXW
This car originally came in for tires and alignment. It was pulling to the left pretty good. The struts were leaking so we replaced them as well. After all work was performed and the alignment was done, it still pulled to the left. Another alignment was done a...
2000 Toyota Tundra SR5 4.7L airbag/ cruise
Thanks to everyone for your help. This truck went on a long trip with no problems. On the way back costumer noticed his airbag light on and his cruise stopped working at the same time.I scaned for codes and could not get any infomation. Checked fuses all good....
2005 Toyota Corolla CE 1.8L battery VIN: 1NXBR32E35
The battery will go dead on this corolla after sitting for extended periods. (car starts fine if driven every day / every 2 days)I replaced the battery under warranty, a month later battery dead again. I let the car sit for a week, came out and it cranked too ...
2006 Toyota RAV4 3.5L air bag VIN: JTMZK33V26
have this toyota rav4 that has the air bag code b1801 drivers air bag squib d open,the code leans towards clock spring,center air bag sensor or drivers steering pad any help would be appreciated thanks bud
1998 Volkswagen Cabrio GLS 2.0L Poor Idle Quality, Cuts out, Stall VIN: 3VWBB81E7W
HI VW guys and girls I need help here. I inherited a Cabriolet that falls on its face under accel (cuts out completely at around 3000 rpms then cuts back in around 800 rpms. I have three codes 00750 warning light open circuit (cel does not illuminate) and a th... Trouble codes: 00750 (warning lamp open circuit), 17988 (Throttle Actuator bank one malfunction), 16487 (Mass Airflow high Intermittant)
1998 Volkswagen Beetle 2.0L No Start VIN: 3VWN4B1C3W
Good evening iATN, I have this vehicle with a no start,no injector pulse,no spark,and no dtc`s.On scanner i have pid data engine speed showing rpm`s.so from what i understand this is what the pcm needs for spark and injector pulse.i have verified engine speed ...
1999 Volvo S80 T6 2.8L Mechanical VIN: YV1TS90D0X
Hi guys We did an oil change and found the oil filter cartridge had partially disintegrated into the engine. A good size portion was gone into the motor. One largish piece fell into the drain and was caught in the screen. It was pretty big. If one of the chun...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Chevrolet C4500 Kodiak C4C042 6.6L drivetrain VIN: 1GBE4C3286
We did not fix the truck, customer has four of these trucks. The one with the vibration is four wheel drive with a short wheel base. All other trucks two wheel drive with longer wheel base. Complaint came from driver of vehicle, he is a new employee. After che...
2002 Chrysler Sebring LXi 3.0L cylinder head VIN: 4C3AG52HX2
I used coppercoat on the gasket. I know it is not recommended but I felt like I had no choice other than replace the block. I checked the dowels, had the head refaced, used new bolts and made sure nothing was interfering with fastening all the way down. I d...
2010 Dodge Ram 1500 TRX 5.7L indicator light VIN: 1D7RB1CT7A
Thanks everyone for your input. First off let me say this: I have many scan tools, I checked the tire pressure and I research something as far as I can in house and locally before I post a question on here. Usually I can find a solution here without having ...
2002 Ford F-350 Super Duty Lariat 7.3L Stall VIN: 1FTSW30F32
thanks for all the help customer did not want to spend any more money on this truck so he is going to sell it
2004 Ford F-150 STX 4.6L courtesy lamps VIN: 1FTRX12WX4
Well I finally heard back from the customer and all is well. I blew out the door latch with air then sprayed some PB lube into the door latch and worked it a few times. They had no more ghost lights going home. Seems like the older Ford pickups did this as wel...
1999 Honda CR-V EX 2.0L Cuts out VIN: JHLRD1764X
Thanks to all of you guys for getting back to me on this Honda, We check motor,trans mounts and U joints all seemed to be ok. We checked fuel pressure and that was ok. We clean the TBI out whitch was real dirty test drove the car and it works find. At 60 mph l...
2003 Hyundai Santa Fe GLS 3.5L Surge, thump noise VIN: KM8SC73EX3
No real luck figuring anything out on this one. I have checked all of the brake and suspension bolts, motors mounts and evry other bolt i could think of. One suggestion for the surge, bump feel was to disconnect the rear differential. Well the customer didnt w...
1990 Jaguar XJS Classic Collection 5.3L ign. & F.I. VIN: SAJTW4842L
The key to this repair was to get the motor to run for any length of time longer than seconds. The first solution was to restore spark dependably. To do this, I found that the round plug behind the motor was not making a continuous connection to the coils and ...
2005 Jeep Liberty Sport 3.7L MIL Lamp on VIN: 1J4GL48K15
Some replies said to ck. for improper PCM or programming. No one has ever touched or reflashed this vehicles PCM. 2 replies said to try another scan tool. Bingo, only proper code for EGR showed up. Seems the scan tool was lame and did not know what engine, gas... Trouble codes: P0100 (Maf signal), P0400 (Egr poor flow), P0048 (Turbo boost solenoid circuit), P0200 (Injector circuit), P00AE.
2001 Kia Sportage 2.0L Misfire, MIL Lamp on VIN: KNDJB623X1
happy new year to all iatn members. this vehicle has left our shop without fixing the problem. among the replied i received, i believe that the problem is in cylinder head.i have done cylinder leak down test when the engine was cold and had 25% leak in two cyl... Trouble codes: P0301, P0303, P0300, P0604 (ecm check sum error).
2000 Lincoln LS 3.9L MIL Lamp on VIN: 1LNHM87A5Y
Thank you all for the help. After changing the PCM, the car seems to be fixed. I initially drove it for 150 miles without a problem, since then it has been a week and it is still good. I came to the conclusion that it was the PCM because if I would start the... Trouble codes: P1285, P1290, P1299.
1998 Nissan Maxima GLE 3.0L extended cranking VIN: JN1CA21A9W
I replaced the vent valve at the cannister and checked for loose charcoal and fuel in the cannister but found none. I was going to replace the purge volume control valve also but got the wrong part so I just removed, cleaned and reinstalled it. Checked with ... Trouble codes: P1446.
2002 Nissan Sentra SE-R 2.5L No Start VIN: 3N1AB51D02
It took a while to get this one brought in to the shop for a complete look, but here goes. Thanks to all who suggested the timing issue, especially Allan for the tip about disconnecting the cam sensor - as soon as I did that, the car had spark and ran (poorly...
2006 Nissan Altima S 2.5L MIL Lamp on VIN: 1N4AL11D26
2006 Saturn Ion-3 2.4L Poor Idle Quality VIN: 1G8AW15B06
Well, it looks like this one is fixed. While taking into consideration the good replies I had here, along with scouring the internet for other cases similar to this, I learned that this is not an uncommon issue after cleaning the throttle body on these vehicle... Trouble codes: P0507.
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