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Professional Automotive Repair Technical Discussions for May 12, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 1994 Acura Integra LS 1.8L Starting VIN: JH4DC4353R Customer stated that his vehicle died while driving on city. Customer did replace distributor assembly, ignition wire, and with ngk plugs. Check for spark; good. Hook up a fuel gauge on fuel filter; 50 psi. Clean ground by thermostat to make sure it had good c... |
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| 2004 Buick Regal LS 3.8L brake light VIN: 2G4WB52K74 I can't find a wiring diagrahm for the taillights that can help me. The left rear brake will not light up. its a dual element bulb and the running light works. The right rear works fine. I figured both of the bulbs would be on the same circuit but they are div... |
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| 2011 Buick Regal CXL 2.4L Radio VIN: W04GN5ECXB Car came in with the radio not working the display all wavy and no audio at all, customer had very bad battery and jump started car possible cause of radio issue, we replaced battery and determined the radio was bad and installed a used radio, display came rig... |
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| 2004 Chevrolet Colorado LS 3.5L passlock? VIN: 1GCDT13684 came in No Start - found intake full of gas (flooded bad) replace fuel pressure regulator & spark plugs - still no start till relearned pass lock system. no codes - started after relearn , was fine for 2 days - now is intermittent start - flashes theft light w... |
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| 2006 Chevrolet Impala LT 3.5L compressor clutch VIN: 2G1WT55K96 The customer complained about the a/c compressor was not working. Jumped direct to the compressor clutch and was kicked in with good pressure and cold. Checked the relay and found out missing ground from the ECM side and the a/c light on the control panel was ... |
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| 2010 Chevrolet Cobalt LT 2.2L knock sensor VIN: 1G1AF5F53A i feel like i dont understand how the sensor works. 5v from pcm and ground provided by pcm? should have voltage between 1 and 5? ive tried checking for voltage and ground and cant find either. shop key doesnt show specs for resistance on the actual sensor, but... |
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| 2011 Chevrolet Camaro LT 3.6L on star VIN: 2G1FB1ED2B Has any one replace back up battery for on star system. I heard there is a certain procedure to install or you will activate and drain new battery module |
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| 2004 Chrysler Crossfire 3.2L park and fog lights Don't know why but I can't input vin in proper field.vin is [...].Problem is fog and park lights on whenever batt.hooked up.Tried new switch to no avail. Have limited access to drb,could not find any codes or anything in input-output screen to help... |
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| 1989 Dodge D150 5.2L No Start VIN: 1B7HE16Y7K ASD relay is not being engaged. It WILL start and run if I jumper the ASD relay Z1 & J11 wires (2 large wires). The little wires on the relay, neither of them powers up. It is not quite clear to me which one of the wires should power up. Terminal 4 in the 14 w... |
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| 1999 Ford Ranger XL 3.0L Lean fuel codes VIN: 1FTZR15V1X The truck came in for a CEL. Codes p0171 and p0174 and p0460 were present. I tested fuel pressure and it was at 53psi. tested the O2 sensors and found all three sensors were stuck at 800mv. When I graph the sensors with my scanner the voltage stays constant. I... Trouble codes: P0171 (System too lean bank 1), P0174 (System too lean bank 2) |
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| 2009 Ford F-450 Super Duty 6.8L Misfire, Knock VIN: 1FDAF47Y79 This is one of those that has me second guessing myself. So, the customer said the engine started knocking Wednesday, then the check engine light came on a little later. We spent the day yesterday checking things out. The knock doesn't sound like a rod knock, ... Trouble codes: P0353 (Ignition Coil 3 Primary Circuit), P0303 (Misfire Cylinder 3) |
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| 2011 Ford F-250 Super Duty King Ranch 6.7L upshifts cold VIN: 1FT7W2BT4B cold shifting rpm increase on light acceleration when shifting up 1-2 shift RPM increase 140 2-3 increase 260 and same with 3-4 (not cold outside trans fluid at 77-degrees) . looking to see if there is a updated valve body procedure or is it just a bad trans... |
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| 2009 GMC Sierra 3500 HD SLE 6.6L Transmission VIN: 1GTHK83639 Truck came in with transmission oil leak coming out of bell housing. (Allison) Seems to leak mostly when hot. Transmission has been out 3 times. All seals and gaskets have been replaced. Also bell housing and front pump housing. Converter has been pressure tes... |
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| 2010 GMC Sierra 1500 SLE 5.3L MIL Lamp on VIN: 3GTRKVE3XA I had a oil pressure issue causing lifter on #6 cylinder to clatter found lifter bore damaged causing oil pressure loss I installed reman jasper engine now I have this code in the stall I can command cam timing and it will respond but on the highway desired an... Trouble codes: P0011 |
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| 1997 Isuzu NPR 3.9L 2-3 shift VIN: JALB4B1K2V Trying to pull codes out, shorted the 3 wire connector on the outer 2 terminals, get one long flash then a steady fast flash (over 80 flashes). Don't know what that means. Fuses and harness looks good. Checked all solenoids for resistance all checked. The flui... |
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| 1989 Jeep Wrangler 4.2L Excessive Emissions VIN: 2J4FY29T6K Having issue with emissions, not very familiar with carb systems, this are the real readings: at 15mph: co2:13.9 02:1.2 hc:55 co:.02 nox: 504 limits: hc:87 co:.52 nox:714 at 25mph: co2:14.2 02:0.1 hc:70 co:.66 nox: 29 limits hc:73 co:.66 nox:616 |
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| 1987 Mercedes-Benz 300E 3.0L Vent temp VIN: WDBEA30D3H Cold A/C air only out center vent. Hot air only from outer vents. No heat from center vents, no cold air from outer vents. Refrigerant pressure are 30-40/200-225. Vacuum to switch valve is 15inhg. Other modes ( defrost, floor) operate. need help. Thanks. |
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| 2012 Mitsubishi Galant ES 2.4L Communication VIN: 4A32B2FF3C Galant was brought in for an emissions test, would not communicate with the i/m test machine. We tried testing with a snap on solus scanner and were able to talk to all the modules and the monitors all showed ready. Tried an elm357 OBDII bluetooth scanner and ... Trouble codes: U1108 (Combination meter time out), U1109 (Etacs time out) |
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| 2008 Nissan Titan PRO-4X 5.6L No Start VIN: 1N6BA07C08 Group, I have a no start that is making me pull my hair out. Customer states had no problem then one morning went to start and just cranks. Checked and scanner will not communicate to engine but will to body computers. I have no check engine light, no power to... |
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| 2011 Nissan Pathfinder LE 4.0L Av Control Unit VIN: 5N1AR1NB0B This is one for Nissan techs. We have this '11 Pathfinder with the Bose audio system but no GPS. The HVAC had a mind of its own. We found someone had the dash apart before us and did not completely plug in the HVAC control unit. That is fixed. But we found tha... |
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| 2011 Toyota Sienna LE 3.5L Radiator Fans VIN: 5TDKK3DC0B We received this van from a body shop after collision repairs were performed with customer complaint of both cooling fans running at all times whenever ignition is on. The fans were replaced with used unit including the used fan control module. NOTE this van i... |
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| 2002 Volkswagen Jetta GLS 2.0L No Start VIN: 3VWSB69M32 Hey guys, We have this 02 2.0 jetta GLS in here with a crank/no start complaint. First thing I tried to check was the ECM for trouble codes, has no communication. So I checked other modules to see if they are able to talk to engine control, and they cannot. Th... Trouble codes: 01177 (Engine control unit at this time not checkable), 01314 (Engine control module no communication) |
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| 2010 Volvo XC60 T6 3.0L MIL Lamp on VIN: YV4992DZ1A Car has an intermittent MIL P0172. LTFT +4 at idle, climbs to +18 at 2000 rpm. Rail pressure sensor is off about 3 psi from a gage we trust. Is this enough to cause this code? Just wanted to see if anyone else has torn their hair out with one of these. And yes... Trouble codes: P0172 (Rich) |
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| 2013 Volvo XC70 T6 3.0L No keys VIN: YV4902BZ0D We do not know how to get the vehicle into position 2 to do a download for a new key. Vehicle towed in with no keys. This generation Volvo has the key fob that sits in the slot (no physical ignition key). It does not recognize an unprogrammed key, and will not... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2004 BMW X3 3.0i 3.0L MIL Lamp on VIN: WBXPA93434 Have offically run out of ideas. Scope tested fuel pump, and air mass sensor at ECM and at air mass sensor. Added stabilant to ECM connections. No change no matter what I do. Also Smoke tested and plugged off Brake Booster and also no change. Forgot to say we ... Trouble codes: P0171, P0174. |
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| 2000 Buick LeSabre Custom 3.8L Struts/shocks VIN: 1G4HP54K7Y We replaced the front conventional shocks, and the ride was much improved. the customer was satisfied with the ride feel with new fronts and old rear shocks. |
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| 2003 Buick Regal LS 3.8L Stall VIN: 2G4WB52K13 After all the usual tests which were pretty well covered in the responses, (we already did most of your suggestions) another symptom happened several times. When the ignition switch was turned to the run position in preparation to start the dash lights would b... |
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| 1979 Chevrolet K5 Blazer Cheyenne 5.7L A/C controls I have the ability to get the A/C working now. All I asked for was a wiring diagram and John in California was gracious enough copy and send it to me. I didn't need a wiring harness and I didn't need to drive 60 miles to buy a book at a parts store, but I do a... |
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| 1999 Chevrolet S10 4.3L No Start VIN: 1GCCS14X2X HI,EVERYONE AGAIN; YES FINALLY WE END UP CHANGING FULL PUMP,IT`S ALL GOOD AND GONE. AGAIN THANKS TO ALL OF YOU FOR YOUR TIMES AND HELP. TRULY YOURS MATT |
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| 2012 Chevrolet Silverado 3500 HD LT 6.6L DIC Warning VIN: 1GC3K0C86C OK, we got it, and I mean WE, all the help was invaluable, but I did have to sort through a lot. Now first I will say this, we have a Tech2 but it is not updated enough to work on this truck.SO... this repair and fix was done using a Solus Ultra with software ... |
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| 1969 Ford Thunderbird 7.0L window VIN: 9Y84N12510 Got the car back in today[thinking about this job over coffee this morning & just didn't want to!] & it wasn't all that bad. forgot to mention that someone was already in the door jams so fiquired I wouldn't waste my time there. Started with the master switch ... |
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| 1990 Ford F-350 Custom 7.3L master cylinder VIN: 1FTJX35M0L We replaced the master cylinder for a third time, with one from the dealer, based on VIN. Even though the parts store online lookups use the VIN, their part was wrong. According to the dealer, this F350 with a 10000 lb GVW would be an F450 by todays standards... |
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| 1994 Ford Explorer Eddie Bauer 4.0L ignition VIN: 1FMDU32X9R Located Positive wire to Canister Purge solenoid, burned against EGR manifold Pipe. replace connector pigtail, and reroute with better shielding to protect it better. Thanks for all the great Replies. Gabriel. |
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| 1995 Ford Mustang GT 5.0L Poor Idle Quality, Misfire VIN: 1FALP45T2S First, Thank You to All who replied. The cure ended up being the ECM. Thank You again for your time and input. |
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| 2003 Ford Thunderbird 3.9L Poor Idle Quality, Surge, MIL Lamp on VIN: 1FAHP60A83 Thanks Guys everyone was right it was a coil on [...] bad.On the lap scope they all looked the same and good.In another post I read they suggested pulling the coils loose while it was running.Lots of scary arcing on all but one .That coil would almost inst... Trouble codes: P2107 (TAC system module Processor), P2110 (TAC Forced limited idle). |
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| 2013 Ford F-150 FX2 5.0L Poor Idle Quality, Misfire VIN: 1FTFW1CF5D All plugs were good swapped coils with no change observered . Flashed pcm with latest update and performed relearn. Starts and runs good now thanks for the help. |
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| 2004 Honda Pilot EX 3.5L Airbag VIN: 2HKYF18474 First, thanks for the OPS tips, as the rest of the system looked good. But cust has not returned, will post what we find. Thanks again all for your time. |
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| 2009 Honda Accord LX-P 2.4L Cooling Fans VIN: JHMCP26479 Customer decided to take the vehicle as is. I suspect there is a restriction in the radiator causing a difference in the 2 temp sensors. Thus causing the radiator sensor to read cooler then engine temp so much that the fan won't come on until the engine is at ... |
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| 1998 Jaguar XJ8 4.0L Output Flange Seal VIN: SAJHX1244W Thanks to David, Robert, Bradley, and Rick for your help. You were all correct that it was just a simple procedure. As they said, all we had to do was remove the bolts to the extension housing, then remove and tear down in order to replace the flange seal and ... |
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| 2002 Lexus ES300 3.0L Surge VIN: JTHBF30G02 this car car was bought on the action and seams like some one disconnected one of the ecm connectors. reconnect the connector and everything was fine. thanks for all the replies.you all have a wonderful day. Trouble codes: P0102. |
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| 2002 Volkswagen Beetle GLS 2.0L Cuts out, Stall VIN: 3VWCB21C02 Thanks for all the suggestions. So far it has been fine for three weeks with a new coil on it?? I am not calling it fixed because it was such an intermittent fault we are still waiting for more time/ feedback. We tried to duplicate by wetting the coil with soa... Trouble codes: P0321 (G28 this crank sensor code is all that resets every time it dies). |
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