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Prev Professional Automotive Repair Technical Discussions for May 12, 2013
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Help Request Answers
1978 Chevrolet K10 Cheyenne 5.7L Cuts out, Stall VIN: CCZ1481165
Ok I've checked wiring in the dizzy, the pickup is good, the overall wiring looks like its not shorting out, but what I can't figure out is why the fuse and the module keep blowing together. I'll admit I understand the basics on 1 wire HEI systems, but that's...
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1982 Chevrolet Corvette 5.7L Cuts out VIN: 1G1AY0708C
This car will flood the front throttle body after a WOT acceleration. The injector pulse stays at full ground even after the throttle pedal is released. The rear TB injector pulse goes back to normal every time. The ECM has two seperate injector driver curcits...
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2010 Chrysler Town & Country (Van) Touring 4.0L MIL Lamp on VIN: 2A4RR5DX5A
Repeated fault p0298, 2/2 system lean. No exhaust leaks, all o2 wires tested for short to ground and voltage, all ok, all load tested with headlight, ok.cat and gasket replaced, pcm replaced, at idle 2/2 02 will drop to .08 volts after a moment or so. Trouble codes: P2098 (2/2 02 lean)
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2008 Mazda 5 Sport 2.3L 3-4 shift VIN: JM1CR29368
So I own this 2008 Mazda 5 that is my wife's old car now my commuter trans needs flushed curious if I have to use the Mazda MV fluid or is there something different I can use, also when getting on it I get a shock in the trans from 3rd to 4th have heard about ...
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1994 Toyota Pickup DLX 2.4L temp gauge VIN: 4TARN01P1R
Hey all looking at a truck for a friend,noticed temp gauge reads low at 1/4 at operating temp.Ground harness for gauge gauge went to hot so replaced coolant sensor still no change also replaced thermostat have seen some heard of some people having loose screws...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2009 Audi S5 4.2L MIL Lamp on VIN: WAURV78T79
Hello All, We replaced the motor mounts (purchased as a pair from the Dealership). Cleared all faults and adaptives, road tested and returned to customer. Neither issue has reoccured after almost a week of the customer driving the vehicle. Thanks, Again. Trouble codes: 05493 (Right engine mount soleniod valve short to pos. p1575), 2815 (Accelerator position sensor 2 signal too low. p2127).
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2001 Ford F-450 Super Duty Lariat 7.3L Stall VIN: 1FDXW47F11
Well it's gone..Replaced HPOP 3 times...IPR Three times...ICP sensor twice...all eight injectors...all with FORD parts...Checked wiring to PCM...seems fine for now...hope it stays together Trouble codes: P1211 (p1212-), P1212 (testing and results).
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2002 Ford Focus LX 2.0L Excessive Emissions, Misfire VIN: 1FAFP33P02
Well the customer didn't want to go for the repairs (replace engine). I did notice that the head appeared to be replaced/repaired already by the new aluminum look. What I think happened is that debris was not cleaned out of the exhaust and intake fro... Trouble codes: P0171, P0301, P0302.
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2003 Ford Explorer XLT 4.0L engiine VIN: 1FMZU73K83
Thanks to all, found 2 large burn holes in intake manifold from egr system...the egr has a tube inside the intake , and behind the throttle body ,, the tube points directly at the plastic intake - possible egr fault caused the holes -_-value able lesson learn...
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2003 Ford Escape XLS 3.0L Hesitation
First. I pulled the O2s before the precats. Had significant improvement. Then pulled the downstream O2s. Again improvemnt. Sold the cat. Pulled it. Dumped it over and nothing but honeycombs fell out. Great call as usual guys. Thank for ths help.
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2007 GMC Yukon XL 1500 Denali 6.2L MIL Lamp on VIN: 1GKFK66857
Fellow techs. Many thanks for the replies. I realize I pulled the trigger too quickly on replacing the modules. I took an ohms reading at the aldl and had 120 ohms. I now know this means an open in the communication circuit. I finally found the junction block ... Trouble codes: U0073 (no communication with ecm), U0121 (no communication with trans).
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