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Prev Professional Automotive Repair Technical Discussions for September 19, 2004
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Open Help Requests for All Makes and Models
Help Request Answers
1993 Chevrolet Cavalier RS 2.2L Master Cylinder VIN: 1G1JC5446P
My lead tech is replacing the brake master cylinder on an early-design semi-mechanical ABS designed system. This is due to a fading/receding pedal. The brake system can not develop proper pressure levels. We confirmed the problem by testing physical pressure a...
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1999 Chevrolet Tahoe LS 6.5L a/c compressor VIN: 1GNEK13R7X
THIS VEHICLE CAME IN WITH THE A/C NOT WORKING. I FOUND THAT THE SYSTEM WAS JUST ABOUT EMPTY. AT THIS TIME I PULLED A VACUUM ON THE SYSTEM AND IT HELD 30 INCH LBS FOR AT LEAST 10 TO 15 MIN. THEN I RECHARGED SYSTEM AND ADDED DYE. AT THIS TIME I RUN VEHICLE AND C...
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1991 Ford Mustang GT 5.0L Poor Idle Quality, Surge, Cuts out, Stall, Misfire VIN: 1FACP42E3M
I like to thank everyone in advance. This 5.0 has the usual upgrades you find on almost every 5.0L to include aluminum street heads, a conservative cam, and a cobra intake. This vehicle will not idle unless you open the throttle about 5%. I also noticed that i... Trouble codes: 12 (Idle Speed Control motor or Air Bypass not controlling idle properly.), 21 (Engine Coolant Temperature ECT sensor out of range.), 34 (PFE sensor is/was out of range.)
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1998 Oldsmobile Aurora 4.0L Stall VIN: 1G3CR6ZCXW
Vehicle was brought in for a rough idle. Found random ign wire arcing. Replaced wires and plugs. Prob solved. Cust returns with a stall at idle complaint. I could only duplicate this one time. Engine just shuts down. No rough idle. It will restart with no trou...
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1998 Suzuki Swift 1.3L Stall VIN: 2S2AB21H9W
i been working on this little car for the last few days customer complaint decel stall or when slowing down and making a turn, drove car for two days it stalled when i did a hard stop and started right up, since then i hooked up fuel pressure gauge reading 36 ...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1989 Chevrolet Corvette 5.7L Poor Idle Quality, Surge, Stall VIN: 171YY2187K
have seen customer twice since post we are planing on injector replacement which is in line with systom running great cold [with add.fuel being added by cold start inj.once warm c.s.inj.fuel is cut off leaning out system causing lean missfire i wish to thank a...
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2000 Chevrolet Cavalier Z24 2.4L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall VIN: 1G1JF12T8Y
The sensor on this vehicle is part #9350899, the # for the PCM reflash is #[...]. This car has a turbo charger installed. The customer provided me with an identical sensor, and the voltage was the same as the first one. About 2.5v KOEO. This allows a differ...
4
1991 Dodge Stealth ES 3.0L Stall, Misfire VIN: JB3XD54B2M
I don't have a solid fix yet, but I have isolated the problem. Just today I came in and started the car... It had the miss, I shut it off right away. Now what I did I thought up as I lay in bed the other night. I switched two out of the three inputs to the pow... Trouble codes: 44 (Coil 14 circuit problem).
3
1989 Ford Escort Pony 1.9L No Start VIN: 1FAPP9099K
Thanks to all who responded customer decided not to spend money on repair as vehicle had alot of other needs. I did get vehicle running however I can not tell you why , sorry. I performed a KOEO test for the 4 time and then for some reason vehicle started. One...
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1990 Ford E-150 Econoline Custom 4.9L timming VIN: 1FTEE14Y8L
well guys it turned out that the marks apeared on both sides off the front of the motor the right side is for timming on # 3 cylender and the left side facing the motor from the front is for timming #1 cylender , found you can use either one, your choise , its...
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1996 Ford Explorer Sport 4.0L trans VIN: 1FMCU24X6T
I want to thank all of you who sent me information for this fix. most of you told me to check the transfer case.well that and the sensors in the case was part of the problem.completed fix with replacement of shift indicator switch.so far so good.I want to than...
16
1997 Ford Mustang 3.8L MIL Lamp on VIN: 1FALP404XV
Thanks for all the help I looked a little deeper in this case and found that the charcoal canister bag had broken open inside releasing a nice little surprise for the purge system. There was not a whole lot present but when I removed the canister I found some ... Trouble codes: P1443.
4
2000 Ford Explorer XLS 4.0L Poor Idle Quality, Cuts out, Stall VIN: 1F48U64E2Y
Hello and thank you to everyone who offered help, this network truely is one of my best tools. This viehicle was fixed by replacing the torque converter and overhauling the transmission! I had read all your replies and when I got to the shop on Monday morning ... Trouble codes: N0NE.
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2003 Hyundai Sonata GLS 2.7L Cuts out VIN: KMHWF35H63
We lit candles in true mechanical technician style drank alot of bear and found that something had pierced into the wires feeding the cam sensors thanks to all my regaurds...ccp
3
1997 Infiniti Q45 4.1L MIL Lamp on VIN: JNKBY31D0V
This one was a real pain. Finally after testing and rechecking everthing. Went looking to find where the wire was broken in the harness. Turns out when audio shop installed the power cable through the firewall they pierced a couple of wires. Not sure what the ... Trouble codes: P1400.
1
1998 Jeep Cherokee Classic 4.0L MIL Lamp on VIN: 1J4FT6854W
Sorry that vehicle was released without any works done due to disagreement between foreman and manager. Thanks to Francisco, John, Ken, Michael and Richard whose suggestions were leading to PCM and wires between sensor and PCM. Thanks again all of you. Trouble codes: P0112 (Intake Air Temperature Sensor input low), P0113 (Intake Air Temperature Sensor input high).
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2000 Plymouth Breeze 2.4L abs VIN: 1P3EJ46X4Y
Thanks to all. Received 11 replies. 1 had a restricted brake hose, 1 a cracked wheel, 1 had new wheel studs? Many said clean sensor mounts and check air gap. Most said, yes, use lab scope. That's what I did and found minor(MINOR) glitch in lr sensor. Replaced ...
11
1999 Saab 9-3 2.0L MIL Lamp on VIN: YS3DD78N5X
I had to install the correct NGK spark plugs and it took care of everything thanks for the help I did not know that it was that important to use NGK plugs in saab but in this case made all the differnce. Trouble codes: P0340.
6
1994 Toyota Corolla 1.6L Poor Idle Quality, Hesitation, Surge, Stall VIN: 2T1AEO4B5R
The fix for this car was the coil asm.It did not show any signs of burn marks,but based on the replies which suggested high failure of this part we decided to give it a try.We have followed up with the cust and she has not had any problems since the ignition c...
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