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Professional Automotive Repair Technical Discussions for July 25, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2011 Buick LaCrosse CXL 3.6L Reduced power VIN: 1G4GC5ED0B A few weeks ago the vehicle came in with a set of codes for Accelerator Pedal Position signal correlation and reduced engine power. We reset the codes, tested checked input/output voltages at the assembly, eventually got the code to set again while using it, a... Trouble codes: P2138 (Accelerator pedal position sensor 1-2 implausible), U1007, U1400, U1407, C2420, U2540 |
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| 2008 Cadillac CTS 3.6L Mechanical VIN: 1G6DG57798 Car came in with excessive engine noise, sounded like a rod Bearing. Customer shut engine off, went to start and was making noise, He checked oil and was 3 qts low. No oil or warning lite came on. I scanned and found Multiple Codes for Cam timing. (P0014, P002... |
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| 2008 Chevrolet Silverado 2500 HD LTZ 6.0L Windshield Washers VIN: 1GCHK23K18 help please. the customer complaint is at times the w/shield washers come on by themselves and will empty the WSW. fluid no bcm codes. can run output test thru bcm. ok there. looking at wiring diagram. shows front washer relay in underhood relay center. it,s n... |
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| 2007 Chrysler Town & Country LX 3.3L Transmission Decell Exit Ramp VIN: 2A4GP44R77 First time seeing this vehicle. Customer tells me it gets stuck in 2nd or 3rd gear. But when they disconnect the neg bat terminal, it works ok for a while again. On my test drive, before it goes into limp, I see trans temp at 1023 deg f. Not possible. Fluid wo... |
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| 2000 Ford Excursion Limited 7.3L MIL Lamp on VIN: 1FMSU43F7Y Good customer of shop owns this vehicle. Was initially brought in for smog certification and failed due to incomplete monitors.Customer replaced both batteries due to starting issues(bad batteries)then brought to us. Had codes P0603, P0672, P0676, P0678, and P... Trouble codes: P0683 (Glow plug controller to pcm communication circuit), P0676 (glow plug 6), P0678 |
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| 2002 GMC Sierra 3500 6.6L pressure VIN: 1GDJC34162 Came in last week with high side switch on back of compressor blown out, not the snap ring, but the plastic blown out. Remove compressor, looked all over for connector, can't find connector for high side switch on compressor. Plastic end of blown out switch lo... |
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| 2011 Honda Accord LX 2.4L vvt actuator VIN: 1HGCP2F3XB Customer has the classic 2 second rattle on start up. The vtc actuator needs to be replaced. The customer asked me if this will cause any damage to the chain or engine if he doesn't fix it. He drives the vehicle twice a week. Thanks, Mike |
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| 2012 Mercedes-Benz C250 1.8L MIL Lamp on VIN: WDDGF4HB3C Only just starting to see these engines come in. I believe my main concern is code P000277 (The quantity control valve has a malfunction. The commanded position cannot be reached). I performed a quantity control valve function test and it passed. Unable to dup... Trouble codes: P3030, P61A2, P61B9, P0027 |
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| 2009 Nissan Altima S 2.5L tpms VIN: 1N4AL21EX9 just traded a nice 2009 nissan altima 2.5 SL. It's got the classic. tpms light on. All monitors are registered, they are all the 315 frequency, they are all at 32-34 psi (door sticker calls for 32 psi). This stupid thing blinks about 15 times or so on start up... |
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| 2007 Suzuki XL-7 Luxury 3.6L trans range sensor VIN: 2S3DA51737 Hello I have here a vehicle that is skipping the D display when in drive and goes into M but it does shift accordingly/ automatic and manual good. no problems with vehicle except it does not display D when in drive. no dtcs and not much vehicle info on this th... |
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| 2006 Toyota Avalon XLS 3.5L Compressor VIN: 4T1BK36B86 Hello All ...I replaced the A/C condenser on this Avalon due to a leak from something hitting it...rock...road debris. customer picked up vehicle all was well for a few days then they noticed sometimes it would quit cooling while at idle ...pick up speed it wo... |
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| 2008 Toyota Sienna XLE 3.5L compressor VIN: 5TDBK22C58 Hello Toyota techs: I have this 2008 sienna with AC not cold enough. Inside temp on gets to 70's. Vehicle is from a used car lot, had compressor replaced before with used one. Come in with issue of not cold enough and the dealer brought a used compressor to be... |
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| 2010 Toyota Corolla XLE 1.8L Blower not working VIN: 2T1BU4EE3A Hey Gang scratching our noggins on this. No HVAC blower...the blue "A/C" light does not come on ( part of the temperature control knob ) fuses all good and in place; swapped the Resistor and Relay - BUT - no work! Blower works when powered directly, car co... |
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| 2010 Volvo V50 2.4i 2.4L Steering wheel module VIN: YV1382MWXA I have this V50 that I replaced SRS module and Steering wheel module from a previous repair from accident damage. I programmed the SRS with no issues. The SWM will not finish the programming and fails. I now have no communication with the module and wipers ru... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2009 Audi S5 4.2L Misfire VIN: WAURV78T59 TRANSMISSION WAS CAUSING THIS VEHICLE TO MAKE IT FEEL LIKE A MISFIRE. REPLACE 5595.00 TRANSMISSION, PAID 290.00 TO AUDI DEALERSHIP TO REPROGRAM COMPUTER,AND 14 HOURS LABOR . VEHICLE IS FIXED.===AND A FEW ASPIRIN FROM IDIOT GERMAN ENGINEER DESIGN |
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| 2011 Audi Q7 Premium 3.0L Excessive Emissions, Surge, Hard Starting Hot VIN: WA1CGAFE6B Checked the oil level on this vehicle, and found it to be over full. Drained oil and measured amount. Had nine quarts of oil, calls for 6.9 liters, and smelled of fuel. We changed the oil the when the car first arrived. Changed the oil again and fuel trims g... Trouble codes: P1129 (Bank 2 multiplicative mixture adaption system too rich), P0136 (Bank 1 Probe 2 Electrical fault in curcuit), P0156 (Bank 2 Probe 2 Electrical fault in curcuit), P2240 (Lambda probe 1 bank 2 open curcuit), P0133 (Bank 1 probe 1 signal too low), P, 0153 (Bank 2 probe 1 signal too low). |
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| 2012 Audi A4 Quattro 2.0L Hard Starting Hot VIN: WAUBFAFL3C Customer picked up vehicle and has yet to return. Just had a Q7 in that had a leaking high pressure fuel pump. Was filling the crank case with fuel. Checking the high pressure pump would be our next step when car returns. Trouble codes: P2188 (Systeim too rich at idle). |
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| 2006 Buick LaCrosse CX 3.8L No communication VIN: 2G4WC582X6 I and 2 tech help websites are giving up. I have done everything suggested. I even ran a data line right from the pcm to the aldl with nothing else on it ans still could not communicate. I never thought I would say I give up but I have no where else to go. Tha... |
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| 1999 Cadillac Eldorado ETC 4.6L Misfire, MIL Lamp on VIN: 1G6ET1290X customer took car to Cadillac to dealer unresolved Trouble codes: P0300, P0305. |
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| 2009 Cadillac Escalade EXT 6.2L Software VIN: 3GYFK22209 It's a little complicated so I not going to explain how to do it, but TIS2Web does work with windows 10. I was able to get it loaded on my computer, works fine. |
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| 1999 Chevrolet Blazer 4.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GNDT13W8X Took head off and number 2 exhaust valve receded into head causing valve not to seal. Head is off to the machine shop. Trouble codes: P0304. |
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| 2007 Chevrolet Tahoe LTZ 5.3L cylinder 6 AFM VIN: 1GNFK13037 The shop received an okay to repair as cheap as possible and opened up the engine to find that only the intake valve was losing its lift and only after oil pressure rose during cranking or running. They then removed the head and found the lifter was rotating d... |
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| 2010 Chevrolet Traverse LT 3.6L Engine VIN: 1GNLVFED5A We gave the customer 2 options, tear down further to determine the cause or just replace the engine. Thanks for the input on this one everyone. I know it seemed pretty straight forward but I like to get other peoples opinions sometimes, |
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| 2001 Ford F-150 King Ranch 5.4L Catalyst monitor VIN: 1FTRW08L01 Sorry about the late close to this request, but the truck is fixed. Turns out like some of you suggested that the mode 6 data the had passes but were very close to failing, and when the truck came back had evap mode 6 fails, but no codes and this was the probl... Trouble codes: P1000 (OBD II monitors incomplete). |
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| 1996 Jeep Grand Cherokee Laredo 4.0L No Start, Stall VIN: 1J4FX58S0T wire close to coil had a strip of insulation gone and was close enough to when rpms went up pushed just enough to arc to ground.a little wiggle and a little spray always helps when atn member call.thanks to all and got a little behind on post. Trouble codes: 11 (crank sensor). |
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| 1996 Jeep Cherokee Country 4.0L turn signals VIN: 1J4FT7853T information recieved was great.a little confusing on year models and models of sort.will get jeep back to fix thanks to all u chanics.got dead 5 pin plug so i will go to test turn signal switch and look for more fuses |
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| 2009 Nissan Xterra X 4.0L hazard turn signals VIN: 5N1AN08W79 i have found no way to test the system. we found a connection to the aftermarket front bumper was bad. so we left those disconnected . there is no code for what i assume was to much load from cluster, bcm or life itself. it is fixed |
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| 2000 Pontiac Montana 3.4L Hesitation, Surge, Cuts out, Stall, Backfires VIN: 1GMDX03E1Y Ok so heres a good one. It turned out the harness leading from the crank sensor to the ignition module was bare part way up and the wires were touching each other. The only thing that I dont understand is why didnt it show up as a crank sensor problem. Oh well... |
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| 2005 Toyota Tundra SR5 4.7L Unknown VIN: 5TBDT44165 Thank you for all of your replies. We're still waiting to get this vehicle back to our shop. When we do I will update accordingly. |
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| 2008 Toyota Tundra SR5 5.7L overheats when towing boat VIN: 5TBRV54198 Well it seems like the Toyota is fixed James from Texas mentioned the fan clutch and Clarence from Fla said if the fan clutch was not operating as it should then it would act like a dam. OK Clarence you are the man! the customer took the truck to a shop in Wes... |
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| 2008 Volvo XC90 V8 4.4L A/C Compressor VIN: YV4CZ85208 I guess I didn't make it clear that we had disconnected A/c compressor, checked for ECU fan, didn't have one. Aldata info. seems right. Customer hasn't had time to bring it back in, will post fix later. |
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