× 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 17, 2013
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
2003 Acura MDX Touring 3.5L Electronic VIN: 2HNYD18983
Why me ? Vehicle came in last month for Navigation unit not working. We sent out the Alpine DVD player and had it repaired . Now Nav is perfect. BUT - some time later the blower motor controls on the Nav screen will not work. It is like they are "grayed" out. ...
1999 Audi A6 2.8L Poor Idle Quality VIN: WAUBA34B5X
Hello Forum, I have this Audi that came back 1 week after putting a timing belt on it, customer states that it "idles rough". I feel the vibration at idle in gear that he is complaining about, and it does seem worse than when it was in last week. I have reche...
1998 Cadillac DeVille Concours 4.6L Pressures VIN: 1G6KF5492W
Car came in A/C not cooling. recovered .5 lb freon . Attempt to recharge ( 2.0 lb capacity ) and system will only take .75 lb of freon . Compressor will kick in and high pressure goes to 400 and low side to 70 and compressor will kick out due to excessive high...
2004 Cadillac DeVille 4.6L windows VIN: 1G6KD54Y94
Man this car is driving me nuts!!! customer brought car in with a inop right front window,I replaced window motor and regulator with a aftermarket piece, window worked fine, customer takes car,after 3 weeks he brings back with none of windows working, after ch...
2005 Cadillac SRX 4.6L Exhaust VIN: 1GYEE63A05
car makes noise under light load or cruise between 1750-2000 rpm. is not speed related! cant be duplicated on lift, only while driving. sure sounds like exhaust harmonic. tried plugging one side of exhaust to see if noise would change or go away. this did not ...
2000 Chevrolet Cavalier 2.2L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G1JC1248Y
I have a 2000 Cav here which seems to have some multiple issues, some that are Intermittently and others all the time. Before we really start digging I was hoping someone has tackled a few of these. We have the lean code (171), we have black plugs, It runs awf... Trouble codes: P0171 (System lean)
2002 Chevrolet Blazer LS 4.3L engine VIN: 1GNDT13W02
runs good,starts when cold w/o a problem.when warm has long crank but no smoke at tail pipe.gonna test fuel press drop to see if maybe leaking fuel regulato.problem when u start warm having to hold accelerator 1/4 pedal staedy till it starts n idles smooth so ...
2004 Chevrolet Impala LS 3.8L Abs/Tpms VIN: 2G1WH52K64
Hi there people,i have this cheve that came in with a constant abs/tcs activation and abs light,and codes for both front wheel sensors and low tire pressure warning light on, after replacing both hubs and rf harness abs is now operating as it should and no abs...
2008 Chevrolet Equinox LT 3.4L Mechanical VIN: 2CNDL53F08
Nice vehicle, worked on at another shop, original complain was that the vehicle would randomly lock all 4 wheels to the point of having to tow to shop. Previous shop found a code C0131 ABS/TCS pressure sensor circuit and replaced EBCM and delivered vehicle. C...
2009 Chevrolet Silverado 3500 HD LT 6.0L Unknown VIN: 1GCHK84K59
Truck came in with hood open displayed on drivers info center another tech looked at it and installed hood latch which contained the hood ajar switch. Still displays hood open and also noticed red brake light on dash is on. I pulled codes from all available mo...
2009 Chevrolet Silverado 1500 LT 5.3L Mechanical VIN: 3GCEK23399
hey gm guys I have this customer with a 09 chevy Silverado 1500 with a 5.3 has had the pistons replaced valve cover update for pcv valve because was using oil quart ever 1000 miles. I did not do the job but it was done under warranty. but wants us to take a lo...
2005 Chrysler Sebring 2.4L transmission VIN: 1C3EL46X35
Hi iATN members, I am dealing with the 05 chrysler sebring 2.4 L automatic trans.Car came in last month, Transmission would not shift to 2nd gear (always stayed in 1st gear). I creplaced the solenoid pack, Did a quick learn. Every came out good, all gears shif...
2006 Chrysler 300 C 5.7L compressor and radiator fans VIN: 2C3LA63H86
I have a problem with this 300c that the radiator fans dont come on with ac only come on at regular temperature for engine cool down if i turn ac on fans do not come on at all i have replace ac transducer same result with fans i am however able to activate low...
2004 Dodge Dakota SLT 3.7L Surge, MIL Lamp on, erratic shifting VIN: 1D7HL48K54
Hello guys, sorry in advance for the long book. I have an 04 Dakota 3.9 V6 here with a problem. Customer brought it in complaining that on his way to work and home (he drives long distances) the trans would go crazy and start downshifting intermittantly, espec... Trouble codes: P0123 (TPS high voltage)
2007 Dodge Sprinter 2500 3.0L Stall VIN: WD0PE74567
Vehicle will be going down the road and just die out without any warning. Problem is intermittent and does not do it at any certain conditions. It will restart after awhile when you pull over and start it and rev the engine up. It would not act up very often b... Trouble codes: P2125 (Injector bank2), P2503 (1 circuit), P2504 (2 circuit), P2505 (3 circuit), P2506 (4 circuit), P2507 (5 circuit)
2004 Ford F-150 FX4 5.4L Cam Phaser VIN: 1FTPW14514
High Guys. A few months ago we put new cam phasers and VCT solenoids in this vehicle to correct a light knocking sound, did the left one twice because first one was bad, thought this one was fixed but is now back after several months with rattling cam phasers ...
2005 Ford F-150 FX4 5.4L Misfire, MIL Lamp on VIN: 1FTPW14525
Vehicle came in running rough. Scan showed P0316, Engine misfire detected at start up. Checked Mode 6 to identify cylinder. According to Mode 6 it was # 8. Switched Coil # 5 with Coil # 8, No Change. Pulled # 8 Plug, performed Compression test on # 8, 160 PSI.... Trouble codes: P0308 (Misfire 8), P0316 (Engine Misfire detected at start up)
2007 Ford Five Hundred SEL 3.0L mounts VIN: 1FAHP24157
Good morning techs out there! Working on this five hundred got from another shop. Customer complant was vibration going down the road light acceration 45-50mph. They replaced two main big engine mounts at the bottom. One main main at the top. During our vehicl...
2007 Ford F-350 Super Duty XLT 6.0L No Start VIN: 1FTWW33P47
This truck was towed to the shop with a no start condition. We have no communication. OBD fuse is good. Fuel pump is running and injector cycle is working when the key is turned on. There is no smoke during cranking. No attempt to fire and BTC fault comes on a...
2009 Ford F-350 Super Duty FX4 6.4L MIL Lamp on VIN: 1FTWW31R79
Just got this one at the end of the day. It has code p0088 in it and the owner states that he loses power then pulls over and cycles the ignition switch. After shutting it off and then restarting the power returns to normal. Will this code cause the truck to g... Trouble codes: P0088
2011 Ford Escape XLT 2.5L Trailer wiring VIN: 1FMCU0D76B
Personal vehicle came equipped with factory harness connection at left rear bumper. Purchased the "flat four" trailer wiring interface which plugged in directly and thought I was finished. There is No output to this connector. Checked engine bay fuse box and t...
2001 GMC Sierra 3500 SL 6.6L No Start, Cuts out, Stall VIN: 1GTJK34111
Vehicle came in after friend installed fuel injectors and sleeves. The person that did the work forgot to install the glue on the base of the injector sleeves. I installed the injector sleeves with the glue but did not clamp them down with the injectors right ... Trouble codes: P0463, P0540, U1800 (Lost Comm with FICM)
1996 Honda Accord LX 2.2L No Start VIN: 1HGCD5539T
Driving us crazy, No injector pulse, no spark, does crank We don't work on many hondas i looked for a ground at thermostat housing which everyone says goes bad but i don't even see one. No codes compression is around 170 each we don't hear fuel pump either.
2002 Honda CR-V LX 2.4L Compressor VIN: JHLR078802
Ok Honda techs. I need help understanding the job of the multiplexing unit. I have no ground from ECM to comp relay. I have a ground leaving the control head going to the multiplex unit. If I ground the A/C relay then the comp kicks on. The pressure switch tes...
1990 Jeep Cherokee Pioneer 4.0L Hesitation, Cuts out VIN: 1J4FT38L0L
Car was brought in for stalling and back fire under load. Fuel pressure was 15 psi with or without vac hose. After new pump and regulator were replaced the pressure was only 25 psi instead of 35 psi, but the engine runs normal and no back fire when rev it up. ...
2000 Jeep Cherokee Sport 4.0L sunroof VIN: 1J4FF48S0Y
leaks and gets the headliner soaked,then leaks onto both front seats,removed panel around sunroof,not sure if those are drain tubes,it has two brass tubes that connect to black plastic tubes,the plastic tubes do not go anywhere,they are about a foot long and j...
2004 Jeep Grand Cherokee Laredo 4.0L Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on VIN: 1J4GW48SX4
Hi I have been helping another tech with this and now need to ask the best of the best. this jeep seems possessed came in with a running issue and a code p0171 low map/baro. the other tech replaced the sensor and shipped it. came back and the it would start an... Trouble codes: P0107
2005 Jeep Grand Cherokee Laredo 4.7L r-n,r-p VIN: 1J4HR48N95
has no codes only problem is harsh dissengage from reverse going to n or park thanks
2005 Jeep Grand Cherokee Laredo 4.7L 3 gear slipping VIN: 1J4HR48N55
Hi all. Thx for your valuable time. This jeep is slipping in third gear, chatters on down shift, fluid looks perfect. Have codes ;P0734 gear ratio error in 4th, P0733 gear ratio error in 3rd, P1790 fault after shift. Any body had to deal with this kind of symp...
2007 Kia Rondo EX 2.4L fuel door release VIN: KNAFG52597
The used door wiring harness was a little different, it did not have wiring for the tweeter speaker located in the door trim panel. We swapped out the wiring harness with the original one. Everything else plugs in and functions fine, windows, locks etc... Ther...
2000 Lincoln Town Car Signature 4.6L Poor Idle Quality, Surge, Stall VIN: 1LNHM82WXY
This ford has the hoot sound from the air intake that has usually came from a bad iac. The iac counts bounce between 25-40% on the scan tool with it surging. If I command it a certain percent with my scan tool it does not surge but the noise is still there. If...
2005 Mercury Mountaineer 4.6L vent temp VIN: 4M2DU86W55
no codes atc system drivers side 30 degrees warmer than pass side temp blend doors both seem to work fine HELP
2009 Mini Cooper S Clubman 1.6L No Start VIN: WMWMM33559
This car came in for a noise in the valve train.found out top guide of timing chain was broke. In order to move the car from my bay i slapped the valve cover back on and forgot to connect the ground wire in the front center of the valve cover.try to start it a... Trouble codes: 2BD3, 2BD4, 2BD0, 2848 (Fuel pressure sensor)
2006 Mitsubishi Lancer Evolution MR 2.0L Reverse VIN: JA3AH86C16
Let me start with the whole story. The vehicle will start every time; but will not go forward/rearward when put in gear. Replace shift cable at customer's request; still doing the same thing. Diagnose and found clutch disc bad. Replace clutch disc with g-force...
2003 Nissan Murano SE 3.5L Right Axle Seal VIN: JN8AZ08W63
We replaced the transmission on this all wheel drive Murano with a Nissan factory unit. After test drive we noticed the right axle seal leaking. This seal is part of the transfer case. We replaced the seal and it is still leaking. The seal appears to be ripped...
2005 Nissan Altima SE-R 3.5L Charging VIN: 1N4BL11DX5
vehicle has had 3 alternator replaced last one and current one is a dealer reman vehicle will charge at 13.5 and when the ac comes on and all lights and compressor comes on the voltage will drop to 10 volts no codes
2005 Nissan X-Trail SE 2.5L pass window VIN: JN8BT08V35
Hey everyone...just working on this Nissan X-Trail... the front passenger window will not work using the master switch...(up or down) but it does work from its own switch no problem... had the same issue couple of months ago and replaced the master switch and ...
2006 Nissan Maxima SL 3.5L No Start VIN: 1N4BA41E76
This car is from another shop. The car was driven in and a axle seal was put in and would not start afterward,It does not show a Antitheft problem.There is a problem with TPS in the throttle body but that should not prevent the car from starting I've tried wit... Trouble codes: P0123 (Tps), P0222 (Tps 1), P2135 (Tps)
2006 Pontiac GTO 6.0L Key-less fobs VIN: 6G2VX12U46
So I went off to the dealership technician with TECH-2 could not figure how to erase the previous remote(s) to gain full function of the two new remotes. Once programed the remotes (they say) cannot be reprogramed to a different car. Any way you know how frust...
2000 Toyota Avalon XL 3.0L Window Switch VIN: 4T1BF28B0Y
Well i have come to the conclusion that the master window switch on dr. Side is bad (i think) has all powers and grounds wires through a piller look and test good the problem is only the dr side window will work from that switch. The other windows work from th...
2002 Toyota Avalon XLS 3.0L engine VIN: 4T1BF28B82
this vehicle started to smoke at start up while it had sat up either cold or after several hours sitting, a decent cloud of smoke definitely oil, then it would settle and no visible smoke til next start up. performed a BG109 motor flush and changed engine oil ...
2003 Toyota Solara SE 3.0L MIL Lamp on
good afternoon to all Sorry that I don't have the vin but customer picked up vehicle before I had a chance to retrieve it and he wants me to order parts so he can bring it back next Saturday,I don't want to order anything until Im sure.Anyway checked this car ... Trouble codes: P0440, P0441, P0442, P0446
2004 Toyota Land Cruiser 4.7L Poor Idle Quality VIN: JTEHT05J24
I get a misfire on every cylinder but only in park or neutral once you put it in drive or put the AC on misfire goes away run smooth when its in park the misfire counts of every cylinder are very high put it in drive the counts go to 0 Trouble codes: 300 (301 -), 301 (302 -), 302 (303 -), 303 (304 -), 304 (305 -), 305
2010 Toyota Tundra 5.7L steering gear VIN: 5TFEY5F15A
found leaking rack from passenger side boot (spraying out) Mitchell says that you must pull engine to replace is there another way ???
2010 Volkswagen Jetta S 2.5L airbags VIN: 3VWJZ7AJ2A
Hello, We have a 2010 Jetta which has been in a wreck and all required airbag sensors etc have been fitted and a new module. We have cleared all codes and have 2 remaining, passenger air bag cut off switch, signal redundant, and passenger seat control module, ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Audi A4 Cabriolet 1.8L leaks at front and rear of engine VIN: WAUAC48H76
Thank you for the help. There is a PCV valve under the intake manifold that failed. Valve has 5 ports and is in the area of #3 and #4 runner, also need to change the rubber hose to oil filter housing and plastic hose that goes behind cylinder head. The trans n...
2005 Buick Rainier CXL 4.2L Rear Air D Height VIN: 5GADT13S85
First of all thinks to everyone that replyed.To start of with the fix. We found out that when we did the relearn on the rear air suspension. not all the air was released. from the left side. so we took the air lines off the compressor. found that when we did t...
2002 Chevrolet Corvette 5.7L Oil pan, Timing cover VIN: 1G1YY22G42
Thanks for the input, there was an error in reassembly. On the passenger side of the oil pan the trans line bolt was a couple of threads too long. It pushed through and caused the leak, repaired and all is well.
2007 Chevrolet Equinox LS 3.4L Stability Control VIN: 2CNDL13F97
She have not bring the car back. I will post a fix, when I get the chance to fix it. thank everyone for great advise!
1994 Ford Mustang 3.8L MIL Lamp on
thanks to everyone for their help , when I finally got time to look at my car , all the powers and grounds were there, drove the car for at least two more weeks after that and mil did not go on , so I can say it is fixed , all that comes to mind is maybe beca... Trouble codes: P0340.
2003 Ford Expedition XLT 4.6L fuel pump VIN: 1FMRU15W53
thanks to everyone who replied. I know now how to properly fix this vehicle so no more jumper wiring. it was the fuse box located on the passenger side inside. the fun part was making sure all the fuses were back in the right place. replaced that and the vehic...
2006 Ford F-150 XLT 5.4L engine VIN: 1FTPW12516
driver took truck back and has driven 600 miles with no problems. no repairs where done. oil pressure, vacuum, back pressure, compression, fuel and other test checked out OK. every one was a great help thank you!
1996 GMC Sonoma SLE 4.3L Sensor VIN: 1GTCT19X4T
Well,Thanks For The Replies. I Decided To Try An OEM Sensor Since This Vehicle Got Worse With Each Replacement Using The Aftermarket Parts. OEM Did Fix It. Brakes Fine With No Problems. Thanks For The Help.
2007 GMC Envoy SLE 4.2L Stall VIN: 1GKDT13S77
we had jasper send a new engine installed it and everything is fine waiting for the inspection report from jasper thanks for all that replied i think the phaser was bad l Trouble codes: P0017.
2003 Honda Odyssey EX 3.5L No Start VIN: 5FNRL18613
This Van is fixed. I ordered a used ECM. After installing and programming the keys, still had no start. Exact same symptoms, no spark. At this point I knew I had to dig deeper. Even though it had good compression I decided to check the front cam timing and tha...
2010 Hyundai Tucson GLS 2.4L Tire light VIN: KM8JT3AC9A
Talked my boss (and the cutomer) ito a factory sensor but the customer wants the dealer to program the ID's with the OEM tool. Cut was actually not really upset, was more fasinated by the process. Dodged a bullet I guess...
1995 Jeep Grand Cherokee Limited 5.2L Electric Window VIN: 1J4GZ78Y1S
All responses are useful. Most of them I have already tried. I have'nt worked on the vehicle since I requested help but I will be getting it back in a few days. I'm sure the advice provided will enable me to fix the problem. When I get to the bottom of it I wi...
2004 Maserati Spyder GT 4.2L Starting VIN: ZAMBC38AX4
i gugs thanks for all the help i took my car in to the dealer the diagnose it to be a f1 pump the replaced the pump the pump send pressure to the pressure plate to release the clutch disc after leaving the dealer the vehicle begins to stall out at every stop l...
2001 Mazda Protege DX 1.6L No Power, Poor Accel VIN: JM1BJ22261
First of all thanks to everybody for there responses. What we ended up finding on this was at one point the crank balancer must have been extremely loose. The rear of the balancer had a perfect imprint of the timing belt sprocket wore into it about 1/16th on a...
2004 Mazda MPV ES 3.0L No Start, Cuts out, Stall, MIL Lamp on VIN: JM3LW28J24
Thanks for all the recomendations, most of which mentioned the coolant sensor. I have waited a few weeks to respond to make sure it is good. I did replace the coolant sensor(plus it had a slight leak from the o ring). Again, I was never able to duplicate the s... Trouble codes: P0102 (MAF Circuit low input), P0133.
1991 Mercedes-Benz 500SL 5.0L no 2-3 shift VIN: WDBFA66E9M
Looks like its rebuild time . Thanks for the input. Brian
2000 Mercedes-Benz S430 4.3L Stall VIN: WDBNG70J0Y
Really sorry I didn't close this post. Customer finally came back in to recheck. I tested all wiring to ECM, all good continuity. Tested voltages at ECM and air flow meter all within spec. Checked all intake piping and made sure there was no debris in air clea... Trouble codes: P0100.
2006 Mercedes-Benz E350 4Matic 3.5L cooling VIN: WDBUH87J06
Robert and Fai hit nail on head. The oil cooler gasket had tiny cracks between oil and water passages causing problem. Gasket can be changed by simply removing cooler, no need to remove anything else. Job took 1 hour to change cooler gasket, also changed o rin...
2006 Mercedes-Benz E350 3.5L MIL Lamp on VIN: WDBUF56J76
Hell MB Techs After replacing the air pump and relay, we activated the air injection pump and it run, also check the check valve and vacuum going into the diverter valves and it was OK, but the O2 sensor readings would not drop, at this point we determine tha... Trouble codes: P00, 410 (malfunction of secondary air injection at right bankfunction chain), P00, 410 (malfunction of secondary air injection at right bankfunction chain).
2004 Nissan Sentra 1.8L cylinder head VIN: 3N1CB51D94
Thanks for the help. 3 replies said yes there bolts need to go in there. I had to retap 2 holes up to a quarter inch bolts. the 6mm threads were stripped. Looks like someone did a head job and didnot install them. The oil leak seems to be fixed. Thanks again
1999 Saab 9-3 2.0L Ignition Key Console VIN: YS3DD35N3X
I took the advice of the majority and got a second-hand shifter console from Goldwing in New York, installed my customer's existing lock cylinder and ignition switch (both newer than the car), and shipped it. Crude but effective. Anders, Justin, Pete, Jim & Ro...
2004 Saturn Vue Red Line 3.5L Stall, Misfire, MIL Lamp on VIN: 5GZCZ63464
First off Thank You to all who replied. The exhaust valves on every cylinder were tight. Re-adjusted to the high side and the misfires are gone. The customer was happy it was the valve adjustment instead of a computer problem. Who would have thought ? It just ... Trouble codes: P0172 (Rich B1), P0300 (Multiple Random Misfire), P0301 (Misfire 1), P0302 (Misfire 2), P0303 (Misfire 3), P0304 (Misfire 4).
2004 Toyota Tundra Limited 4.7L No Communication VIN: 5TBDT48124
A used ECM took care of the no communcation issue. Thanks again to all that took the time to read and reply, especially Clinton, Andy and Mike. They helped to fill in the gaps in the Alldata repair info I had. I eventually ran new wires from the ECM to the ...
2005 Volkswagen Jetta GLI 1.8L Traction Control VIN: 3VWSE69M75
Hi again, and thanks again to all who responded. I'm happy to report that this car is finally fixed. After much digging, I managed to find in Alldata a function test chart that gives signal specs and such for the different sensors, and, according to tha...
2007 Volkswagen Jetta Wolfsburg Edition 2.5L steering VIN: 3VWEF71K17
Decided to go ahead and diagnose the LF wheel speed code first, and found a broken wire in the harness near the brake caliper. Repaired the wiring and cleared the ABS DTC. Then I was able to successfully go through the steering angle sensor relearn procedure. ...
2010 Volkswagen Jetta TDI 2.0L MIL Lamp on,
This had 60 milliliters {grams}in group 108 which is clearly way past the regeneration criteria. 45 milliliters (grams) is max for this VW to re-clean itself so off to the dealer for the new filter under warranty. Thanks to all. BTW another fine design for us ... Trouble codes: P2463.
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next