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Professional Automotive Repair Technical Discussions for October 25, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2001 Audi TT Quattro 1.8L cluster VIN: TRUUT28N71 intermitantlly loses memory of clock and tripometer since cluster was sent out for repair on ect circuit, this is functioning good now, sent back under warranty due to clock resetting and having good power and ground. took four to five hours for it to lose mem... |
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| 2002 Audi Allroad Quattro 2.7L transmission VIN: WA1YD64BX2 this audi has reverse and feels like 3rd or 4th gear but it barely moves forward!i checked for codes that's what i found.p0730 incorrect gear ratio.[...] control valve 3 open or short to ground.p1457 exhaust temp.2 short to positive g236.p1832 mil requ... |
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| 2003 Audi TT 1.8L cluster VIN: TRUTC28N83 I have this 2003 audi tt and the problem I am having is when you drive without seatbelt buckled there is no warning lights and no issues but once you buckle the drivers seat belt the red "brake" light flashes in three flash segments and beeps at you. I have te... |
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| 2000 Chevrolet S10 2.2L hard startng VIN: 1GCCS1446Y This Chevy S10 runs normal as long as the engine is running. However, one out of every 7 or 8 starting attempts, the engine has a difficult time starting as if the timing is way too far advance. Code P0335 also appears during cranking. With a dual trace lab sc... Trouble codes: P0335 (Crank Position Sensor Circuit) |
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| 2012 Chevrolet Tahoe LT 5.3L light on the dash VIN: 1GNSCBE05C Hi to all tech. I working on 2012 Tahoe 2 wheel drive, starting , ran fine ... only ABS light on the dash all time , no communication to the EBCM module , but communication the rest of module no problem ok . Only ABS module underneath the left sub frame. All t... |
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| 2006 Chrysler 300 2.7L Stall my car will idle fine all day at 850-rpms but i can drive it and when i come to a stop the motor shuts off it also done it once while driving along, i turn the key and it fires back up and the sometimes i have to turn the key 3-to 4 tes to start it it seems to... |
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| 2005 Dodge Ram 2500 SLT 5.7L Poor Idle Quality, driveability VIN: 3D7KS28D55 Truck came in with MIL on and noticeable misfire. Diagnostic tests showed p0300 and p0302. Misfire counter showed cylinder #2 to be actively misfiring and cyl#5 to be intermittently misfiring. Replaced plugs and coil boots (8). OHMed the spark plug wires and a... |
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| 2009 Dodge Challenger R/T 5.7L Misfire VIN: 2B3LJ54T89 Got a stumper here. I got this from another shop. Customer bought with blowen motor. He took it to the other shop and had them install a used motor. After it was installed vehicle had a cylinder 6 misfire. They swapped coils, injectors, plugs, checked wiring, ... Trouble codes: P0306 (Cylinder 6 misfire) |
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| 1994 Ford F-150 XL 5.8L engine control VIN: 1FTEX14H8R I'm a Hybrid guy trying to help a friend with an 94 Ford Truck. The truck goes into CLOSED LOOP too early at around 85 degrees runs rough, dies if you try and drive it, bad throttle response ect. He tried throwing lots of parts at it, nothing yet has solved t... |
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| 1995 Ford E-350 Econoline Club Wagon Custom 4.9L No Start VIN: 1FBHEB1Y4S i replacea cracked cylinder head a hooked everything back to the original position now the engine will pop but wont run and has a strong fuel smell please help this is my church van to transport chilxren |
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| 2006 Ford F-250 Super Duty XLT 6.0L No Start VIN: 1FTSX21P26 The tech who initially was diaging this truck condemned the hpop only on the fact that the ipc pressure was 135psi no air test done originally. We have not replaced the hpop and after air testing and replacing the ipr the icp pressure is good 1450psi while cra... |
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| 2014 Ford Escape SE 1.6L Clock VIN: 1FMCU9GX1E Clock refuses to be set or count. Tried updating modules with no change to the clock. The sync works randomly with usb. It take six or seven tries to get it to play. Anybody else seen this? |
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| 2002 GMC Jimmy SLS 4.3L SES lamp VIN: 1GKDT13W72 Came in for wild fluctuation in tach over 2000rpm and cut out of engine. Replaced crank sensor. Now get P0300. Can see #1 & 4 misfire at above idle rpm. Good at idle. No EGR, no oil burning. Fuel fouls #4 plug. Fuel trims adding full %. )2 sensors react to for... |
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| 2003 Hummer H2 6.0L instrument lights VIN: 5GRGN23U23 Hello. I have this Hummer H2 with a battery drain problem. It came in with a missing radio and it is evident the vehicle was crashed at some point. The instrument panel lights and PRNDL never turn off. I get a code B1440 ignition power mismatch. While monitori... |
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| 2004 Hyundai Elantra GLS 2.0L Excessive Emissions, MIL Lamp on VIN: KMHDN46D44 Vehicle came in for check engine light. Engine runs good. Hooked up computer and had code P0172 Fuel system rich. Checked data and noticed fuel ratio sensor at 2000 milli volts. Replaced upstream air fuel ratio sensor. Voltage is still reading high and fuel tr... Trouble codes: P0172 (fuel system rich) |
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| 2011 Infiniti M37 X 3.7L Starting VIN: JN1BY1AR4B hi guys need some help with this 2011 infinity m37x the problem is that i came home park the car next morning cant open the with the remote had to open with the key try to start. no key detected.so i put the remote to the start button still nothing .so i got a... |
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| 2003 Jaguar XK8 4.2L No Start VIN: SAJDA41C63 customer concern was lack of acceleration. Car rapidly went downhill to a crank/no start, and finally a no crank with a security code. Missing injector pulse and spark, but will occasionally flash a single injector pulse. Good fuel pressure. When crank/no st... Trouble codes: P0340 |
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| 2012 Jeep Wrangler Unlimited Sahara 3.6L blend door VIN: 1C4BJWEG7C I need to access & test the blend door actuator as the heater doesn't blow heat. Mitchell shows it to be on the drivers side of the hvac box but their removal process says take out the glovebox which is on the right & houses the mode door actuator. Has anybody... |
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| 2007 Land Rover LR3 SE 4.4L No Start VIN: SALAE25497 The vehicle would not start after sitting for two hours. Customer stated he could not hear the fuel pump run. After the vehicle was unloaded off the wrecker it started.Does anyone have a good fuel pump waveforms so I can compare.This fuel pump is to expensive ... |
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| 2006 Lexus GX470 4.7L Mechanical VIN: JTJBT20X06 hello to all i have this suv come in with ticking noise loud when it cold when it hot still noise reduced about 70% but still noise sound like valve lash it lose but this engine have no valve lifter just bucket & shim remove exhaust manifold right side ( only ... |
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| 2007 Mazda CX-7 Touring 2.3L No Start, Stall VIN: JM3ER29337 This car was towed in as a no start-rolls over -starts and quits-acted like fuel pressure/supply. Checked fuel supply to mechanical pump-pressure and volume good and when cranked the mechanical pressure came up to normal readings-when doing this I noticed it w... |
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| 1992 Mercedes-Benz 500SEL 5.0L Bogging, low power VIN: WDBGA51E3N Hi there and thanks in advance. We have this 92 500 SEL with a low power or bogging issue on acceleration. The codes we have (050 and 080) we cannot get their sure definitions although we have a couple different ideas of what they might be, we can't say for su... Trouble codes: 050 (Unknown), 080 (Unknown) |
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| 1997 Mercury Sable GS 3.0L Poor Idle Quality, MIL Lamp on VIN: 1MELM50U4V For you short version guys, what are real fuel pressure specs for this car? Or read on, thanks. Mil on, lumpy idle after a long idle. First the upstream O2 sensors seem to be "going to sleep" after a long idle. Both read around 20mv, crack the idle and they wa... Trouble codes: P0301 (Misfire cyl 1), P0302 (Misfire cyl 2), P0303 (Misfire cyl 3), P0171 (Lean bank 1), P0174 (Leanbank 2) |
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| 2003 Pontiac Montana 3.4L not cranking or starts VIN: 1GMDX03E23 I have a 2003 Pontiac Montana 3.4 177k miles that I can't make it start, I don't get communication with engine or transmission modules, I can communicate with all other modules,(ABS)(PATS)(SRS)(ICP), but no communication with engine or transmission module. I g... |
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| 2004 Volvo XC90 T6 2.9L No Start VIN: YV1CZ91H64 Ok, guys I'm about to tear back into this thing and recheck the cam timing. I have done a ton of these, including replacing the VVT sprockets but anyone can make an error. HOWEVER, I was very careful, and this job has been a nightmare so I thought maybe some e... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2006 Audi A4 Quattro 3.2L Cuts out VIN: WAUDG74F36 I road tested this car for a week with a volt meter on the battery and one time the alternator voltage was spiking up to 17.5v, and all the faults came back. I replaced the alternator and put in a new battery. Trouble codes: P0501 (Vehicle speed sensor implausible), P1653 (Check DTC memory ABS controler), P1624 (Mil request), 00532 (Supplu voltage B upper limit reached). |
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| 2008 BMW X3 3.0si 3.0L Unknown VIN: WBXPC93438 As update 4x4 light blink twice, i already flash dme, transfer case actuator is replaced, when i did reset adaptions all problem disapear until come back after drive car for 1 hour some times more or less time, feel like misfires and fuel cut Att. Hernan |
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| 2005 Chevrolet Equinox LS 3.4L No Start, Cuts out, Stall VIN: 2CNDL13F35 THANKS for all the great information. So this car end up being fixed and during the fix another problem came up. The crank position sensor with connector did fix the C0236 code. The problem with the stalling issue end up being the EGR. Reinstall the EGR and ... Trouble codes: C0236 (testing and results). |
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| 2008 Chevrolet Silverado 3500 HD LT 6.0L Starting VIN: 1GBJC39K28 thanks to Jeremy for posting the bulletin , identifix ended up steering me clear of the transfer pump as a cause and diagnostics steered to the pcm , we replaced the pcm with the same results. upon speaking with another tech at identifix he agreed it seemed th... |
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| 2010 Chevrolet Aveo5 LS 1.6L Excessive Emissions, VIN: KL1TD6DE0A thank you guys again i had to drive the car more to get it pass thank you guys again |
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| 2004 Ford F-550 Super Duty Lariat 6.0L Differential VIN: 1FDAF57P04 Thanks for all the good info. Especially Philip with his driving recommendations for this truck. The customer is going to drive it for a few hundred miles and get back to me with his opinion. I do believe though, that the shutter is getting better with conti... |
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| 2003 GMC Sonoma SL 4.3L Transfer Case VIN: 1GTCT19X73 I finally got this back in. The problem ended up being the transfer case vacuum switch (2 actually), and wiring (but not wiring in the usual spot). I ended up checking voltage drop from the TCCM to the Encoder (using a Power Probe). I assumed the red and black... |
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| 2003 Honda Insight 1.0L Vehicle VIN: JHMZE14793 Here's a summary of the suggestions I received. The fluid level was ok, I checked power and ground to TCM, all ok. Still unable to communicate. Checked for a break in wiring harness, nothing there either. I've recommended the customer to go to the dealer or a ... |
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| 2006 Lexus GS300 3.0L Starting VIN: JTHBH96S06 I wanna thank each and every one of you for taking the time to respond to my problem. After trying everything that l could, all you guys suggested and nothing still worked l decided to let the customer take it to the dealership. Two days later customer was tol... |
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| 2009 Mercury Mariner Hybrid 2.5L Starting VIN: 4M2CU39329 so it turned out that the pcm needed to be reprogram. now the vehicle is running fine |
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| 2004 Nissan Pathfinder Armada SE 5.6L No Start VIN: 5N1AA08B94 we are using locksmith type programmer to program keys also used autel both did about the same thing. The fact that it keeps setting codes for incorrect key leads me to think may be a body control model? also when this first came in had lights on all over dash... Trouble codes: P1614. |
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| 1994 Toyota 4Runner SR5 3.0L Drive Shaft VIN: JT3VN39W6R Thanks for all your help guys. Just to respond to a few of you, this driveshaft has no center support bearing. Also there were no rubber isolators in the driveshaft. The u-joints are single U-joints, not the double type. I put the truck in the air, with the t... |
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| 2007 Volkswagen Passat Value Edition 2.0L Starter VIN: WVWLK73C17 I understand the location of the relay in the relay box, but I cannot find relay box #1 on this vehicle. There is a relay box to the left of the steering column. This relay box does not look like the picture of relay box that I found or members sent me. |
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