× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 23, 2014
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Open Help Requests for All Makes and Models
Help Request Answers
2005 Audi A6 Quattro 3.2L abs VIN: WAUDG74F05
After driving the car after the repair the ABS brake light beeped and flashed. The code is 00265 ABS Outlet Valve - Left Front (N102. No info available in Alldata pertaining to the location of this part. I believe it's in the ABS module but want to be sure bef...
2006 Buick Lucerne CXL 4.6L MIL Lamp on VIN: 1G4HR57Y16
Thanks to all in advance for your help. We have this Buick that came in with all kind of trouble codes the car runs fine now, but customer said tht car starting bucking and shacking real bad and then check engine light came on. we tried to scann the car and fo... Trouble codes: P0134 (Ho2s circuit insufficent bank 1), P0154 (bank2), P0141 (Secondary air injection incorrect air flow), P1133 (Ho2s insufficent switching), P1153 (Ho2s circuit open), U0101 (Lost conn with module tcm)
2003 Chevrolet S10 4.3L Master Cyl VIN: 1GCDT19XX3
I need help with this truck, came in with pedal sinking to floor, Put new master cylinder on, and now it is still sinking to floor. bled all 4 wheels no air, re-bled master no air. plug master cylinder and the pedal is hard no sinking. Unplugged the ABS unit i...
2006 Chevrolet Silverado 1500 LT 5.3L engine VIN: 2GCEK13T96
thanks in advance 06 chevy 1500 5.3L truck was towed in for reduced power light there are to many codes to list but im sure they are caused by the problem witch is when you turn the key off and take it out of the switch the engine stays running it always has 1...
2006 Chevrolet Silverado 3500 LT 6.6L Low Power VIN: 1GCJK33D16
This truck set code P0087 on acceleration. Watching the fuel pressure the actual never gets above 10k psi. (desired may be at 17k psi.) The code sets and the fuel system goes to default. With codes cleared and at idle the fuel pressure matches the desired. I c... Trouble codes: P0087 (Fuel Rail Pressure Low)
2008 Chevrolet Colorado LT 3.7L 1-2shift
Ok all you trans guys and grils out there,hoping you can shed some light on this for me?Boss tells me to remove and install a new valve body on this 2008 chevy Colorado 3.7L.Came from some other shop that rebuilt it 4l60, so I do as told get new valve body wit...
2012 Chrysler 200 Touring 3.6L Unknown VIN: 1C3CCBBG9C
This car was wrecked on driver side. Not severely. Just scraped that side against something and after body repairs the customer claims the ac doesnt work but worked before wreck. I verify customers complaint. Warm air coming out of vents. Check compressor oper...
2002 Dodge Ram 1500 ST 4.7L MIL Lamp on VIN: 3D7HA18N62
Hello fellow iatn members, here we have 2002 dodge ram with a repeated dtc po 455, evap large leak. Smoked evap system, found leaking vent hose between charcoal canister and ldp. Replaced bad hose, checked again for leaks, none found, my smoke tester reads a c... Trouble codes: P0455
1996 Eagle Talon ESi 2.0L Spark VIN: 4E3AK44Y7T
Checked crank sensor, cam sensor, asd relay still have no start. Battery good, cranks fast. Power to relay, hot at coil, ckp signal at coil. No spark! tune resent, new coil 3 months ago,,, help!
1996 Ford Ranger Splash 2.3L MIL Only Misfire VIN: 1FTCR10A1T
First Question: Is there a calibration that may make the PCM less likely to trip misfire MIL. This is a 1996 and some latitude seems appropriate? NOT any bucking or performance problem at all; O2 readings not bad. PCM #F67FYB Software AJAQ4TZ.HEX Without go...
1997 Ford E-350 Econoline Club Wagon XLT HD 6.8L Pressures
Vehicle came in for A/C problem. Compressor, drier, orifice tube and expansion replaced 2 years earlier for internal failure. We found that system was slightly low on freon. Replaced leaking o-rings and found that the orifice tube had some metal on it. Replace...
2002 Ford Escape XLT 3.0L Poor Fuel Economy VIN: 1FMCU04112
after replacing iac for idle high surge when stopping test drove for 20 miles no issues,gave bk to customer and had 3 days and same idle surge came bk and setting p1504. replacced iac again and also replace pcv(factory) for vac lk have tried removing battery c... Trouble codes: P1504
2005 Ford F-150 XLT 5.4L No Start, Stall, MIL Lamp on VIN: 1FTPW45865
Reprogramming PCM to latest calibration level as per procedure for originally code (p060a... I believe, sorry I'm writing this on the run!!) then proceed with further testing if needed. However using Ford Module Programming, get an error code of 0-0x31 and sto... Trouble codes: P0600 (Serial communication link malfunction), P2105 (ETC forced engine shutdown), U0300 (ETC software compatibility)
2006 Ford Explorer XLT 4.6L radiador VIN: 1FMEU63896
hi i change 3 radiadors in one yar my problem is electrolisis in the cooling sistem any body know about this problem and what can i do it plase let me know thanks.
2011 Ford Focus SEL 2.0L MyKey VIN: 1FAHP3HN6B
The vehicle came in for an oil change and my mechanic activated MyKey accidently while he was resetting the oil life indicator. The problem is that the customer only has one key. The dealership told him that he has to make another key to disable MyKey and it w...
2002 Honda CR-V EX 2.4L Unknown VIN: JHLRD78942
Vehicle came in for left drive axle and right wheel bearing. After driving vehicle has vibration between 20 -40 km. when under load Found rear ujoint siezed removed shaft vibration still there. Replaced both drive axles,performed tsb for centering motor mounts...
2012 Honda Civic EX-L 1.8L Stall, Hard start VIN: 2HGFG3B08C
Ok techs,here goes,This Honda is at a used car lot.He buys crash victims and auction dogs and makes em run to sell.Has front end damage(no harness damage,bumper and radiator)and had a hole knocked in the oil pan.A new oil pan was installed and engine sounds go...
2000 Infiniti Q45 Anniversary Edition 4.1L Battery draw VIN: JNKBY31A6Y
Hello, the owner of this Infiniti claims the battery dies in a matter of hours. He replaced the battery and got the same results. We checked the charging system, ok. Found parasitic draw of about 20mA which we ultimately traced to the BCM. A draw of this size ...
2005 Jaguar Vanden Plas 4.2L MIL Lamp on, loss of power VIN: SAJWA82C95
Hello all. And thank you in advance. I have a few questions.. We have this 2005 Jaguar 4.2l non-supercharged engine, that keeps setting codes P0171 and P0174, system lean bank 1 & 2. We performed all the basic tests and verified fuel pressure is in spec (57-60... Trouble codes: P0171 (System lean bank 1), P0174 (System lean bank 2)
2000 Jeep Cherokee Sport 4.0L MIL Lamp on VIN: 1J4FF48S4Y
car will not act up in the shop! I could wiggle the wiring connector at the leak detection pump last week and cause the voltage to go open,after replacing the pigtail at ldp the car appeared to be repaired.it is back with four codes now,seems the common denomi... Trouble codes: P1682, P0622, P1495, P0700
2003 Jeep Liberty Limited 3.7L Cooling Systems VIN: 1J4GL58K63
Vehicle overheated on customer. Customer says no leaks on floor of her garage. I feared head gasket(s) and used block tester to detect exhaust in coolant, waiting as vehicle runs and builds up heat bubbles but no color change. Takes about 10-15 minutes in shop...
2005 Mazda 6 i 2.3L MIL Lamp on
I have a mazda 6 in the shop that keeps setting a po340 code. Customer had this at 2 other shops prior and 2 different cam sensors were replaced with the same results. I started out by clearing stored code and then road tested vehicle. Car runs fine but after ... Trouble codes: P0340
2005 Mazda 3 S 2.3L air compressor VIN: JM1BK143X5
Hey gang, The a/c compressor will not engage when activated from dash. -proper amount of refrigerant -it has manual a/c and the button illuminuates from the control unit -all wiring is fine, performed pinout, all good If i jump 12v to the compressor, the cl...
1995 Mercury Sable GS 3.0L Compressor VIN: 1MELM50U4S
Ford said constant control modual was bad they replaced and disabled ac compressor saying bad coil shorting out killing module. We raplaced ac compressor with new compressor, filled up and still no fire to compressor.we also reatcthed the wires ford cut going ...
2007 Saab 9-3 Aero 2.8L ecm VIN: YS3FH46U97
I have two problems. Vehicle dies at idle after warmed up. Sets fault code in TCS system U2105- ECM missing on bus. Engine will die at idle every 1-2 mins when hot. I poured water on ECM and no more dieing until good test drive for 15-20 mins. Starts dieing ag...
2008 Suzuki XL-7 Premium 3.6L Drive Line VIN: 2S3DA21728
Hi guys, Customer had this vehicle towed in for a bad starter. Replaced starter, test drove, and noticed driveline shudder when turning. Customer picked up vehicle and returned immediately complaining about the vibration / shudder. I had asked him if the vehic...
2000 Toyota Echo 1.5L p0171 VIN: JTDAT1236Y
Customer brought in car originally for a dead catalytic converter, p0420 set. Honey comb was non-existent, replaced with new converter and all hardware cleared code. Car previously had new (non-Denso) o2 sensors installed at another shop so I reused them. CEL ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2004 BMW 325i 2.5L MIL Lamp on VIN: WBAET37444
thank you guys. the car is fixed. customer took the car to the dealer and they updated the DME. it's been 3 weeks and no code so far. i call it a fix. Frank. Trouble codes: 2974 (O2S circuit line bank 2), 2973 (O2S circuit line bank1).
2007 BMW 530xi 3.0L Windows, locks, wipers VIN: WBANF73547
Problem was the body/safety gateway module. After installing the new module I had communication with all modules, reprogrammed the car with ISTA3 and all is good. Sunroof drains are what caused the interior flooding but had nothing to do with the problem.
2007 Chevrolet Silverado 2500 HD LT 6.6L Starting VIN: 1GCHK23697
The Replacement BCM was the source of the remaining problems I had it warrantied at local dealer where I purchased and after programming and setting up replacement BCM WOOOOO HOOOOO it runs. Talked to customer tonight when he picked up and it was parked next t...
2009 Chevrolet Silverado 1500 LT 5.3L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 1GCEK29019
Thank you for all the great ideas and information. Customer has been unable to leave it overnight for me and has mentioned that it has not been acting up nearly as much lately. I guess this is going to be one to tackle this spring when it gets colder. Tha... Trouble codes: P1400 (Cold Start Emission Reduction Control System).
2009 Chevrolet Traverse LT 3.6L Various warning lights pop up, engine shuts off VIN: 1GNER23D69
After replacing the radio as well, because it would turn off and on while driving. I believe the vehicle is finally fixed. It turns out that whenever the customer would have a passenger in the front seat the lights would come on. I sent her to the dealer fo...
2010 Chevrolet Silverado 2500 HD LT 6.0L MIL Lamp on VIN: 1GB3CVBK7A
thanks for all the replies i started isolating ckts that the ecm relay powered. found when i removed the o2 sensor a fuse my 5v would come back, some where in the harness those 5v ref wires are shorted to the two pink wires off the fuse for the upstream o2 sen... Trouble codes: P0106, P0107, P0453, P0523, P0461, P0690.
1991 Ford E-150 Econoline Custom 4.9L Egr VIN: 1FTEE14Y6M
Thanks everyone for replies , as previously stated I was getting code 328 egr voltage low closed valve, never saw voltage below .43.what I did was change pintle length longer to increase voltage to .69v ran several koer test and all passed.what is interesting ...
2001 Ford Mustang GT Bullitt 4.6L Timing Chains VIN: 1FAFP42XX1
THIS SITE IS AWESOME , THANKS EVERYBODY , JESSE PERFECT CAM CAPS WASTED , NEEDS A MOTOR ,closed this to quick, update , warranty company told us to install left side tensioner only @ $50.00hr , that's all its getting from us , ( I can sit by the pool drinking ...
2001 Ford Excursion XLT 6.8L MIL Lamp on
thanks guys, you were roght. its not required due to the weight. i bet that connector that was hanging was provisional for ca. emissions. Trouble codes: P0420 (catalyst effeciency bank 1).
2003 Ford Focus SE 2.3L brake system
This vehicle has left. Come to find out, this has been a problem on and off for over 3 years. The gentleman who owned the vehicle had his daughter translate for him, and he felt that the problem should be remedied after all of the brakes were done on the car...
2005 Ford F-250 Super Duty Lariat 5.4L Hesitation VIN: 1FTSX21565
Spark plugs fixed it, had no misfires , I repeat it was not misfiring. and none shown in mode 6. or power balance, No plugs broke off, and plugs looked pretty good. cust. bought truck with 50 k miles.
2011 Ford Taurus SHO 3.5L vents VIN: 1FAHP2KT6B
Fix was the blend door actuator on passenger side, behind glove box. thanks to frank from New York
1998 GMC Safari SL 4.3L Hesitation, Misfire VIN: 1GTCM19W0W
Iam puzzled with this one pinned the crank and camshaft sensors out I don't know if it coincidence but it started to run good again and it had not done it I a week but I have a felling that's it's going to be back thanks for all the help guys Trouble codes: 300 (Cly 2 14545), 300 (Cly 2 14545).
2006 GMC Envoy SLE 4.2L Hesitation VIN: 1GKDS13586
I dident check all the TSBs related to this. I have advised the customer on what needs done and will see what happens and will update if they decide to put updated parts on vehicle. Thanks Again Trouble codes: P0300, P0301.
2009 GMC Savana 3500 6.0L Charging VIN: 1GDJG31K49
2002 Honda Passport EX 3.2L power steering VIN: 4S6DM58W82
Yes the lines were crossed-unsure if they were bent from the wreck or the owner-the tech actually ruined the rack by cross threading the line trying to get the lines in their correct fitting so we had to get another-third times the charm-upon closer inspection...
2006 Hyundai Sonata GLS 3.3L Surge, Accelerates VIN: 5NPEU46F56
Thanks to everyone who replied to my help request. At this point in time we are 95% sure it needs a transmission. The TCC must be slightly sticking, not enough to stall motor. The customer requested to send it over to the dealer to hopefully get some warranty ... Trouble codes: 0106 (Map/Barometric Circuit range/Performance).
2003 Infiniti FX45 4.5L Stall
Thanks for all who replied the customer decided to trade the car in. I really believe most of you are right about the timing chain being stretched it does rattle some in the mornings also it uses 2qts of oil between oil changes. Mark
1999 Jaguar XJR 4.0L reach Function VIN: SAJPN1846X
we have ordered and received a used complete column and will let you know how it goes :) thanks for all the help!
2003 Land Rover Range Rover HSE 4.4L harness to selector switch VIN: SALMB114X3
Thanks for all the help- we discovered when the wires were pinched to the range selector it damaged the trans control unit. fortunately for us used ones can be installed with no drama- the factor new part was $2500.00!!! Thanks again, Greg and crew
2006 Lexus GS300 3.0L No Start VIN: JTHBH96S56
Sorry guys for the late update, lotsa work! You were absolutely right, the 5v was grounded bu the fuel pressure sensor, this PCM has two 5v wires and both were grounded, I started by unplugging everything connected to them but nothing (I left the FPS last sin...
2005 Lincoln LS Sport 3.9L compressor VIN: 1LNHM87A65
After installing a new compressor the car would finally take a charge.The hissing noise also went away after the system took 3oz or so.
2004 Nissan Frontier XE 3.3L Lower intale manifold VIN: 1N6ED27Y24
I ended up leaving the weight hanging on the engine hoist for a couple hours and then gave it a whack with a brass hammer and it finally broke loose. When I used a drill bit to clean the corrosion out of the stud holes I found two of the stud holes were abou...
2006 Nissan Frontier SE 4.0L Replacing Head Gaskets VIN: 1N6AD07U16
After reading everyones responses, I have decided that it would be safer to punt on this repair and recommend a used or reman engine. There is too much liability in repairing this engine, too much at risk without having it completely apart...Better to cut my l...
2002 Oldsmobile Aurora 3.5L starter VIN: 1G3GR64H62
Hello people I apologize for the wait but I just fixed this car this morning.I had to put this car on back burner and get my other work done. I did not realize when I asked for help that this had an aftermarket alarm system installed. I disconnected it afterw...
1999 Pontiac Grand Prix GTP 3.8L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, MIL Lamp on VIN: 1G2WR5210X
Hey folks, thanks for all the response to this head scratcher! The culprit turned out to be the ignition control module. When testing the 18x crank sensor signal, I found that it dropped about 1.5 volts between the icm and pcm. Swapped for a known good icm ... Trouble codes: P0336, P0243.
2003 Subaru Impreza WRX 2.0L vacuum VIN: JF1GD296X3
OK SO AFTER I PULLED THE ENGINE OUT AND FOUND 20 MORE THINGS WRONG WITH THIS engine,turns out the short exhaust pipe just under the turbo has a small pre cat in it and it is plugged solid.the customer came in to look at it and he told me he just replaced it a ...
1987 Toyota Pickup 2.4L Stall VIN: JT4RN63B5H
Well stick to the basics. Fuel Pressure Regulator was stuck closed. Thanks to everyone who replied !
1999 Toyota Tacoma DLX 2.4L temp gauge , speedo , ac blower motor altonator VIN: 4TAVL52N3X
hi to all the fix was the blower motor wires . someone else repaired the wires to the blower motor did not do a good job of it found wires melted together at the connection after tracing the wire back .
2000 Toyota Camry CE 2.2L No Start, Poor Idle Quality, Stall VIN: JT2BG22K4Y
Winston and Cliff were both correct in saying the MAP sensor was the culprit. I never checked MAP KOEO, looks like I needed 3.6v. The map is stuck at 1.46v at KOEO. I only checked the MAP signal wire when I nursed it to a idle. I got a spec of 1.3-1.6v at idle...
2000 Toyota Camry CE 2.2L Stall, MIL Lamp on VIN: JT2BG22K1Y
Thanks Y'all for the help! Yes it had aftermarket Ignition coil for cyl #2&3. Got one from Toyo and that is done. It wasn't hard to get it to warm up we had 95 degrees and about 90% humidity last week. Like i stated in my update... there was just enough room... Trouble codes: P1310.
1995 UD 1400 4.2L Auto Transmission VIN: JNAU4T1J4S
We received the second transmission (owner had one laying around) and it ended up having the same issue with the shift solenoids. We replaced the solenoid pack (4 solenoids as one part number from UD) and that solved our problem. The second issue we had with...
2008 Volvo XC90 3.2 3.2L Cem VIN: YV4CZ98248
Did key program by purchasing key appl and perform add key, and that got the car fire up.
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next