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Professional Automotive Repair Technical Discussions for December 21, 2013 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2004 Cadillac SRX 4.6L Misfire VIN: 1GYDE63A04 Hello Guys and Gals. Please assist me with the O2 Heater issue I am having. Tested the Pwr feed and recieved 12 volts to the O2 sensor. To test the ground side, I connected a test light to positive and back probed the PPL/White wire on the harness side and see... Trouble codes: P0030 (HO2S HEATER Control Circuit Bank 1 Sensor 1), P0522 (Engine Oil Pressure Sensor /Switch circuit Low Voltage), P0300 (Random Multiple Misfire) |
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| 2003 Dodge Grand Caravan Sport 3.8L pedal VIN: 2D4GP44L83 Hey everyone this van is driving me crazy, i appreciate any help that is given ahead of time! The problem originally was that the car had a hard pedal in the morning, replaced the booster and the booster was defective, replaced again with a good one and the pr... |
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| 2010 Ford Fusion SE 2.5L Misfire, MIL Lamp on VIN: 3FAHP0HA0A OK Ford gurus, this fusion has an intermittent misfire on cyl 1. It will go from a dead miss to a slight miss. It has new motorcraft spark plugs, new OE coil and fuel injector on cyl 1. 150 psi compression all cylinders. Good fuel pressure. No cylinder leakage... Trouble codes: P0316 (Misfire in the first 1000 revolutions), P0301 (Misfire cylinder 1) |
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| 2012 Ford F-150 STX 3.7L pinging knocking VIN: 1FTMF1CM4C Excessive engine knocking pining noise under all kinds of driving / cruising / load / no load / not sure how to proceed / spark plug condition OK / No codes related to VCT / no timing components concerns any idea out there? any similar syntoms? any solutio... |
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| 1994 GMC Sonoma SL 2.2L Engine VIN: 1GTCS1446R Vehicle returned to service drove well smooth and quiet after being in service approx 1 month developed what sounds like obvious valve train noise severe clicking which goes away when engine is revved, seems most severe on #2 exh valve when you rotate rocker w... |
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| 2012 Kia Optima LX 2.4L TPMS & Traction control VIN: 5XXGM4A70C Please respond only if you are presently a KIA technician working in a KIA dealer. This is my own vehicle. There are 2 issues I am having . One is that after driving on the freeway for about 1.5 hours ( When I am going up north or coming home from my vacati... |
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| 2003 Mazda Protege ES 2.0L Hesitation, Misfire, MIL Lamp on VIN: JM1BJ22593 This is the 4th time has been back same code. Customer reports that vehicle will hesitate and ses lamp comes on. I have never been able to duplicate the hesitation or misfire but the code is always there. Freezeframe data: 1900 rpm, 36%tps, ect 82 degc, iat 13... Trouble codes: P0300 (Random multiple misfire) |
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| 2006 Toyota 4Runner Limited 4.7L MIL Lamp on VIN: JTEBT17R16 came in with codes p0011, p0016, p0018. cleared codes and re-tested. p0011 back immediately. replaced bank 1 cam sensor. no change. dissconnect battery, no change. can toggle both vvt solenoids and both work. bench test both vvt solenoids, both fine. oil full ... Trouble codes: P0011 |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 1999 Chevrolet Tahoe 5.7L Poor Idle Quality, Surge VIN: 3GNEC18R6X I sent customer on his way with +1 deg.cam retard.Had to grind cap hold down screw boss on distributor to get this. It had a slight to moderate missfire when it left. He replaced the heads and just wanted to get the timing set. I have a lot of work stacked up ... |
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| 2006 Chevrolet Cobalt LS 2.2L MIL Lamp on VIN: 1G1AK55F36 Removing the intake manifold was required to clean out the clogged PCV passage in the manifold. There is a 1/4" tall and 1" wide hole in the head (that was open) and a 1/8" orifice in the manifold that was clogged. The passage goes in about 1/2" before it sp... Trouble codes: P1516 (Tac), P2101 (Tac), P2119 (Tac), P2176 (Tac). |
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| 2005 Chrysler PT Cruiser Touring 2.4L Excessive Emissions, Poor Idle Quality, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1C8FYB8B75 Ok guys , i got this cruiser fixed. It turned out tyo be a defective 1/2 downstream sensor. After a 10 mile steady speed highway ride another code turned up: p2096: O2 Sensor 1/2 stuck lean. Replaced this sensor with a OEM one, verified operation with the sc... Trouble codes: P0133, P0137. |
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| 2012 Dodge Avenger SXT 2.4L Heat VIN: 1C3CDZCB6C Ok Ok ... yeah we are idiots. LOL All 13 replies stated our problem is the heater core. In my defense I wasn't actually as involved as I should have been for the kid working on it. We were overthinking the problem due to the strange (at least to us) symptom o... |
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| 1986 Ford Escort Pony 1.9L vacuum After painstakingly going line by line/hose by hose, and welding shut the egr ports on the valve,at the exhaust manifold and at the catalyst, she started up, and after a few minor timing adjustments at the distributor, shes running great. thanks for all the he... |
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| 2004 Ford E-350 Super Duty 6.0L Stall VIN: 1FDWE35P24 Sorry, but we haven't got this one fixed yet. we checked FICM voltages - V power is a wave between 11.5 & 12.5 v, M power is a square wave between 48 & 48.5v, L power is 12.5 until engine dies then drops to 12v. We did try a cam sensor since its inexpensive & ... |
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| 2012 Ford Focus SEL 2.0L Unknown VIN: 1FAHP3H26C Thanks to all replies. I have spent 2 days on this car and several tech line calls. I have no power on the yellow/blue wire to maf sensor with key on. Have tried used bcm but throws same codes. Still in shop. Local body shop patient with me. Still looking for ... |
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| 2006 Honda Accord LX Special Edition 2.4L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Surge VIN: 3HGCM56306 well now is the 3rd week with this car ... we have fixed this after the following steps have been followed 1) Fuel Pump replaced 2) Injector calibrated and Ultrasonic cleaned 3) Head Gasket replaced / re-used timing components 4) Replaced fluids af... |
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| 2002 Jeep Liberty Limited 3.7L heater VIN: 1J4GL58K52 Thanks to all the great replies. I have used CLR in the past to clean out heater cores and it works great. After replacing the thermostat the customer came in and said the heater works much better. It does lose a little heat when idling but he's not too concer... |
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| 1997 Mercedes-Benz C230 2.3L Cuts out, Stall Got the new [...] Finaly after 3 weeks and it started right up and ran fine...It was a [...] @ FOB Thanks for all the Help here Trouble codes: P0300, P0301, P0302. |
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