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Prev Professional Automotive Repair Technical Discussions for September 16, 2007
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
1988 Chevrolet Corvette 35th Anniversary Edition 5.7L Hesitation, Surge VIN: 1G1YY2183J
Hi guys this car has been a pain in my backside. came in a month ago running really righ. Scanned it found code 33 did some checks and replaced maf. started ran fine let it go and it cam back about two weeks ago. same code same problem. the injector pulse widt... Trouble codes: 33 (mas air flow readings high)
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2002 Chevrolet Tahoe LS 5.3L MIL Lamp on VIN: 1GNEK13T52
Hello domestic techs, I am an import tech and not familiar with this code. This code was previously cleared, came back on a couple months later, now comes back on, on the second "trip". The diag proceedure says to monitor the missfire counter to determin the ... Trouble codes: P0351 (Ignition coil 1 control circuit malfuntion)
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2001 Chrysler Sebring LXi 3.0L Charging VIN: 4C3AG52H91
Help Chrysler techs! We have confirmed the pcm on this vehicle is causing a no charge condition. This vehicle has the 3.0 Mitsubishi engine and a Mitsubishi pcm. Our question is will it need to be programmed like a Chrysler pcm or will it be "plug and play"? T...
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2001 Dodge Dakota Sport 4.7L Torque Converter VIN: 1B7HG2AN11
This truck does strange things at speeds of 50-60mph.The torque converter locks and unlocks and the engine rpm fluctuates 300-500 rpm.Does not matter if holding a steady throttle or have cruise control on.What is really strange is that when monitoring trans da...
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1978 Ford Thunderbird 6.6L Poor Idle Quality, Hesitation, Surge VIN: 8J87H15512
hello, Basically the cars starts and runs, When its cold and you start it, it will idle at around 1200 rpm, once it warms up and you give it gas it will idle down but will surge between 300 and 1000 rpm. It seems that i can give it gas and clear it out and it ...
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1995 Ford Mustang 3.8L Excessive Emissions VIN: 1FALP4448S
hi their fellow techs! I have 1 mustang here with excessive black smoke when accelerate,no dtc retrieve from the scanner,observed 25ms fuel pulse width during acceleration and 4 ms during idle maf sensor reading at idle is .6 volts and 2-3volts during accelera...
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1998 Ford E-350 Econoline 5.4L Engine
I have a 1998 Ford E350 that will run the battery down to nothing with all the accessories on while it is running. I have replaced the alternator, because it was whining, I did not think this was the problem, but it was due. The ground cable from the battery t...
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1994 Mercedes-Benz C200 2.0L engine VIN: WDB2020202
when you engage into reverse or drive idle is erratic ,vehicle tries to move without depressing accelerator .
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1999 Mercedes-Benz ML320 3.2L Hesitation, MIL Lamp on VIN: 4JGAB54E5X
Gentlemen this is a tuff one, this 99 Mercedes Benz ML320 has the check Eng light on.The owner complaint vehicle has no power. I took veh for test drive, accellerator feels like TPS is defective and when punch the accel to the floor the check eng light start ... Trouble codes: P0300 (Random multiple cyl misfireFreeze Data), P0301 (Cylinder 1 misfire), P0204 (Injector circuit malfunction Cyl 4)
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1996 Peugeot 406 2.0L ignition VIN: 3880156282
hey techs!how u all doin?this franciscan babe came in ma workshop with a no start prob,honestly i never liked peujeots from the word go.well its a 1996 406 peujeot with a 2L ENGINE [...].everythin else is gud apart from the ignition,i have injector pulse ...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Buick Regal GS 3.8L No Start, Stall VIN: 2G4WF5210X
THANKS FOR ALL THE REPLIES, TURNS OUT THAT I STUMBLED UPON IT BEFORE READING ALL REPLIES BUT RICK FROM ARIZONA HAD THE WINNER. RAN CAR TILL IT SHUT OFF AND UNPLUGGED MASS AIR FLOW SENSOR AND CAR RESTARTED, TRIED CLEANING TO NO AVAIL, SENSOR WAS SHORTED, I BELI...
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1985 Cadillac DeVille 4.1L Surge, MIL Lamp on, Communications VIN: 1G6CD4787F
Well guys: This vehicle is still here, and as yet it is still unrepaired. I have received a couple of useful replies, especially the guys who faxed me the drawings and info from the 85 Cadillac Service Manual. The basic issues are still unresolved, and it wil... Trouble codes: F32 (BCM/PCM Communication circuit problem).
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2000 Cadillac DeVille 4.6L Traction Control VIN: 1G6KD54Y9Y
Noticed the last couple of LED's on both ends of the 3rd brake LED assy were out. An ohm test on the LED assy. turned up about 50,000 ohms - TSB says 390 ohms plus or minus 5 ohms. The new part was exactly 390 ohms.Replaced LED assy.& code is not retur...
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2001 Chevrolet S10 2.2L obd readiness VIN: 1GCCS14511
Thx for input from members, one useful tidbit was to ck. Mode 6 for component that was near failing causing monitors not to run. Unfortunatley, customer was done w/sacrificing time and spending money...so trading in...bummer . Thx to all
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1991 Dodge Stealth R/T 3.0L Hesitation, Surge, Misfire VIN: JB3XD64B3M
I'm sorry to say but the owner pick up the car and has not come back. thanks for all the replies. it looks like the ECM will be the problem. there is a post in the snap on forum that is very similar....
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1999 Ford Escort ZX2 Hot Coupe 2.0L Stall VIN: 3FAKP1133X
well this one was all about identyfing related symptoms and road testing. got one reply about a chaffing point on the engine harness, one about a relay by air cleaner, harness and relay were both ok. last one stated to identify the circuits on this particular ...
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2000 Ford F-350 Super Duty Lariat 7.3L Compressor VIN: 1FTSW31F4Y
Most of you did not understand that the system works perfectly at any engine speed IN PARK but in drive there is a two second on, off, on, off cycling of the clutch as long as it is above idle speed. I am thinking maybe the PCM(?) is affecting it. Unfortunatel...
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2001 Ford Focus LX 2.0L engine
finnally found a used sohc i do not know why is so hard to find this engines
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2004 Honda Accord EX 2.4L Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1HGCM72654
Well fellow techies, I received replies with ideaas from checking the fuel quality to changing the PCM. I received two messages which indicated that the crank sensor might be a issue but it seemed to be working properly. When I listed the options to my clien... Trouble codes: P0300 (Random misfire), P0301 (misfire cly 1), P0302 (misfire cly 2), P0303 (misfire cly 3), P0304 (misfire cly 4).
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2001 Lexus ES300 3.0L fuse blows VIN: JT8BF28G51
I noticed the door lock acuator on the left front door was not working properly, it was tied into the same fuse through the intergration relay, I also got a tip from the service manager at toyota Brain to put 5 amp fuses on all 4 main wires that feed all the s...
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2002 Mitsubishi Galant DE 2.4L engine
Well" thanks to all who sent e -mails regarding this car .. replaced the timing belt and the bal belt(which was very much needed) still have the vibration the owner of the car said that they want to do the motor mounts next week so i wiil let you all know how ...
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1999 Oldsmobile Alero GLS 3.4L Hesitation VIN: 1G3NF12E1X
Well, unfortunately this customer was from out of town and they did not return for further diagnosis. I did check all the load sensors as someone suggested and all signals looked normal when the vehicle was acting up. Also, someone did mention about trying t...
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