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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for August 4, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
2008 Audi S5 4.2L Poor Idle Quality, Surge, Cuts out, Misfire, MIL Lamp on VIN: WAURV78T08
This audi came in for stalling and running rough. Found that in tank pump was being duty cycled at over 72% , replaced and brought it down to 59-60%. Same poor drivability stumbling snd rough idle. Found that fuel trims in datablock 107 are pinned at 25% both ... Trouble codes: P310B
2008 BMW X3 3.0i 3.0L Starting
This is a X3 2007 2.5SI, last set of chassis number is WG60790, switch on ignition and start the engine without engage gear, instrument cluster light on which is 4x4, ! , ABS, Airbag. try to get icom connect with this car system and failed, unable to commun...
2000 Chevrolet Express 1500 5.7L Hesitation, MIL Lamp on VIN: 1GBFG15R8Y
When first started cold...will pop and sputter. Took on road test with fuel pressure gauge hooked up at full throttle will pop and back fire thru intake...fuel pressure will go to 61 psi and stay there until throttle released, then it will jump down to 52psi. ... Trouble codes: P0171 (Lean exhaust bank1), P0174 (Lean exhaust bank 2)
2003 Chevrolet Silverado 1500 4.3L abs VIN: 1GCEK14XX3
this truck came in with bad front bearing hub assy.so i replaced them since then the antilock kickes the peddle back at about 5 to 8 mph. The scanner showed left sensor reading right & the left reading very slow not with the speed o meter i changed the shims n...
2003 Chevrolet Avalanche 1500 5.3L PW , PDL, Power mirrors VIN: 3GNEC13T53
I parked my truck and locked the doors with the remote and then it rained. Went to unlock the truck with the remote and all of the doors opened but the driver's. Unlocked it with the key and got in. Truck smells like a wet dog. Started the truck and went to ro...
2002 Chrysler PT Cruiser Dream 2.4L Cruise Controll VIN: 3C8FY68B52
The cruise controll does not work test for trouble codes code p1595 speed controll solonoid circut. Relay and all solonoids in servo activate with scanner. Ck power and grounds. All test good. With car parked and enghine running can turn cruise on dash light c...
2004 Chrysler Sebring Touring 2.7L HVAC Mode control VIN: 1C3EL55R54
PLease help with the location of the second test connector located near the 16 pin DLC. I am using DRB with ST-22 card and obd cable with additional plug for a second test connector. This pig tail is attached to the main cable and has to be near the 16 pin DLC...
2000 Dodge Ram 2500 8.0L Surge VIN: 1B7KF23W6Y
vehicle came in with a complaint of looseing power under hard load, customer hauls 8000 # trailer for work, vehicle ran fine on level pavement or small hills. customer has owned the truck since new, very well maintained. we have replaced cats, they were rattli...
1991 Ford F-150 Custom 5.8L No Start VIN: 1FTEX15H5M
This vehicle came to us after setting 3 years. The customer said it ran fine when parked , but now no start. We drained the fuel out of the rear tank (customer only uses rear tank). We added new fuel and pump runs but no pressure. We dropped tank and put in a ...
1999 Ford Contour SVT 2.5L resistor burned out VIN: 1FAFP68G3X
warrentied blower resistor 3 times, 2 bwd's and 1 standard.all wiring inspected good and ground is clean and tight.im about to install a motorcraft. but i was just seeing if i might be missing something. is 15amps too high? not able to find a spec on it. thank...
2009 Ford F-150 XLT 4.6L system VIN: 1FTRF12W59
this is a county truck that there shop had worked on for 2 weeks and they replaced all the parts. we evac and charged the system with the right amount or Freon with the same result. we rechecked the specs on Freon charge and replaced compressor and expansion v...
1994 GMC C7000 Topkick C7H042 6.0L parking VIN: 1GDJ7H1P5R
This trtuck came in with the parking brake and service parking brake light on. The truck parking brake would lock up going down the road. We replaced the parking brake shoes(they are trashed). We replce the parking brake module because of water geting in it an...
2007 GMC Sierra 2500 HD SLT 6.6L Hesitation, Cuts out VIN: 1GTHK23607
Hi everyone. I am trying to help a friend with this truck. Customer just purchased,so we have no history. It has no response from throttle sometimes. You can press the pedal and it might have no delay or a 10 second delay. same if you try to drive it. )7 model... Trouble codes: P0727, P0827
1991 Lexus LS400 4.0L lost key VIN: JT8UF11E3M
Hello all. This lexus belongs to me, I am the third owner and yes it is in my name (clear tittle). I let a friend of mine use the car while his was down and HE HAS LOST THE KEY!!!. So my question is, is there someone out there who could cut me a key from the v...
1973 Mercedes-Benz 450SE 4.5L No Start VIN: 1160321200
No start condition. No pulse to injectors. Have swapped computer, trigger points, distributor, and relays from know operational car on our lot. Have power and signal to computer, but no output from computer. Have tried a reman computer from programma, no chang...
1996 Mercedes-Benz C280 2.8L MIL Lamp on VIN: WDBHA28E0T
We just replaced head gasket on this vehicle and now we have this code. Cams were timed with crank at tdc #1 cyl, pins in 4mm holes on rear of cam sprockets. Looked dead on. Installing the actuator, was directed to install slightly counter-clockwise. Appeared ... Trouble codes: P1341
2005 Mercedes-Benz C230 Kompressor 1.8L No3 CYLINDER VIN: WDC2030462
Dear Merc Tech's, this vehicle came in with a misfire Cylinder No3. We have good compression, spark and fuel, have done a valve seating test(no leak found), a visual inspection under the rocker cover. When you start the vehicle the engine runs fine then develo...
2006 Mitsubishi Raider LS 3.7L No Start VIN: 1Z7HT28K26
Hello Mitsu tech's. This has a bad PCM, which is a Dodge in disguise. We are in a area that has no dealer to program. We have the Pass-thru tool and have programmed other cars. Mitsu's page says to go to chrysler's page. every time I try to download the PCM so...
2005 Nissan Altima S 2.5L engine VIN: 1N4AL11D95
This vehicle just had a used engine installed and has a loud rattle on startup after it has sat for an hour or more. Noise lasts about 3 seconds and goes away. Makes no noise after thet. Noise sounds like it is coming from timing chain area. While I am sure th...
2006 Nissan 350Z Touring 3.5L No Start, Poor Idle Quality, MIL Lamp on VIN: JN1AZ36A36
hey guys Nissan is not my strong suit,asking for some advise on this one ,car came in on hook because it overheated. when we go to start the car it is in limp mode,after clearing all codes and try to start it, it sets codes p2100 and p2101. if I go into ecm an... Trouble codes: P2101, P2100, U1001

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2005 Chevrolet Silverado 1500 4.3L No Start VIN: 1GCEC19XX5
Thanks for the replies. A few of you really narrowed it down after the second post. It turns out it was the ICM like some of you b ave mentioned it. Others unfortunately don't seem to ready whats posted before offering help but it is also apreciated. Tha...
2009 Chevrolet Tahoe LT 5.3L oil presher gage & remot start VIN: 1GNEC233X9
the custmer came & got it & did not return.so thank all of you who replied. Charles
2009 Dodge Ram 1500 Sport 5.7L Hesitation, Misfire, MIL Lamp on VIN: 1D3HV13T59
thanks for the replies, we found #5 intake valve not opening fully,and after removing head found cam follower to be grinding flat on cam Trouble codes: P0305.
1999 Ford Windstar SEL 3.8L dead battery VIN: 2FMZA5341X
First off let me thank you all for your ideas, was a major help. The battery is new and the charging system has perfect output, forgot to mention this in original posting. We actually got this thing to act up in the shop. Pulled fuses and traced to the LH powe...
2004 Honda Odyssey EX 3.5L Compressor VIN: 5FNRL18064
Well all tests pointed to the ECM. I explained this to the customer and told him he would have to go to the dealer. I was hoping to hear back from him but never did.
2012 Honda Civic EX-L 1.8L Stall, Hard start VIN: 2HGFG3B08C
Ok guys,very sorry about the delay in posting a fix,but the wheels of the small time used car dealers turn slow as Christmas sometimes.Sean from Arizona was right on it. The dealer told me the oil pan wasn't hit close to the back of the engine,but when I scope...
2006 Hyundai Sonata GLS 3.3L abs light VIN: 5NPEU46FX6
sorry for the late close, I actually found the issue the next day, there was a broken high speed can wire on the bottom of the underhood fuse panel from someone else being in there, it was doing one of those numbers were the wire was touching because it was a...
1993 Isuzu Trooper LS 3.2L MIL Lamp on VIN: JACDH58W0P
Thanks again to those that replied. We replaced the egr valve to no avail then replaced the pressure transducer and that was the cure. Customer has driving vehicle over 150 miles and no engine light. Thanks again. Trouble codes: 32 (egr system).
1996 Jaguar Vanden Plas 4.0L Poor Idle Quality, MIL Lamp on VIN: SAJKX6240T
The idle was fixed by setting it with a factory scan tool. The communication issue was resolved by unplugging the driver's seat. Not sure if it was the seat module under the seat or the something in the driver's door module like the memory functions. Car idles...
2000 Jaguar XK8 4.0L right bank 1-4 cyls VIN: SAJJA42C0Y
Thanks to all who replied and they were spot on, broken tensioner rail on right side of engine, customer declined the repair to fix it himself.
2007 Kia Rio5 SX 1.6L L/F Door Lock VIN: KNADE16397
2006 Mercedes-Benz S65 AMG 6.0L Misfire VIN: WDBNG79J16
thanks for all the replies. Replaced right ign. coil assm and car is fixed until the left side goes out. here are some of the replies. 1)Coils are very common. Make you sure you have the updated Part number. I usually sell both coil packs,igniter & all plugs... Trouble codes: P0306.
2009 Saab 9-5 2.3t 2.3L Radio VIN: YS3ED49GX9
At this point I haven't fixed this car. I did get the car back and tried unplugging both the Onstar & satellite radio modules, both are on the same BUS as the radio head and still couldn't command divorce or marriage. I did borrow a 2008 9.5 from another cust...
2006 Saturn Vue 2.2L wheel bearing VIN: 5GZCZ33D06
thank to all that replied. replaced again with skf bearing once again torqed to spec and completely cleaned mounting surfaces. still have not seen vehicle back. i suppose only time will tell
2009 Toyota Camry XLE 2.4L Misfire, MIL Lamp on VIN: 4T1BE46K39
Thanks to all who helped.Lots of good information.Most suggested problem with tight valves.We took the risk and pull the head off,sent to a different machine shop they readjusted the valves.intake:.008,exhaust:.016 of an inch.Vehicle runs good after that.thank... Trouble codes: P0300.
2012 Toyota Tundra Limited 5.7L steering pump VIN: 5TFHY5F19C
Sometimes when you get frustrated and the pressure is on its easy to freak out instead of checking the basics. ultimately the regulator valve in the pump had seized all the way down in its bore, allowing flow but not the building of any pressure. I had already...
2011 Volkswagen Jetta 2.0L Air Bag VIN: 3VW2K7AJ3B
Thank you all for the input, and the 2 that e-mailed me back. FYI, the module DOES come seperate from the membrane/mat for this vehicle. We ordered the mat, and I was expecting it to come with a new module, but it DOES NOT. Our VW dealer said they only sell th...
1994 Volvo 940 2.3L Surge, MIL Lamp on VIN: YV1JS8313R
Well I believe this one is all set. I replaced the MAF with a reman. unit from Volvo and it took care of the problem. I have put about 15 miles on with no check engine light. I was not able to scope the output signal as Chris and Barney suggested, but the vo... Trouble codes: 231 (Adaptive fuel trim too lean or rich in part load range), 221 (Adaptive fuel trim too lean in part load range), 113 (Fuel trim too lean/rich).
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