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Prev Professional Automotive Repair Technical Discussions for September 12, 2009
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Open Help Requests for All Makes and Models
Help Request Answers
2004 Audi S4 4.2L Cam Adjusters VIN: WAUPL68E64
I have this 2004 S4, 4.2 Liter Chain drive. It has recurring faults P1536 and P1528(open ciruits) for camshaft adjuster.Not hard faults. I can erase the faults and they will not return until Starting engine, at which point it runs terrible and the faults retur...
1995 Cadillac catera 3.0L No Start VIN: NO VIN
customer says car will drive ok for at least one hour around town and dies at stop or coming to stop,let it sit for an hour at most and starts and runs great again.idrove it when she came in and ran good when it ran.when it dies it does it instantly.won`t star...
1993 Chevrolet C2500 Cheyenne 5.7L Hesitation, Surge, Cuts out, Stall VIN: 1GCFK24Z2P
hey guys thanks for the help in advance this truck is really getting me the truck will run great for three to five seconds an then the surge an rolling idle starts you can move the throttle an the engine responds an sometimes cleans up for a few seconds then t... Trouble codes: 55 (testing and results)
1999 Chevrolet Express 3500 LS 5.7L Cuts out, MIL Lamp on VIN: 1GAHG39R1X
scoped crank sensor, normal good pattern. the driver says it has no pattern of accurances. Veh. while driving bucks, or stalls. If it stalls it will restart with no problem. Trouble codes: P0339 (Crank signal)
2000 Chevrolet Astro LT 4.3L Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on VIN: 1GNDM19W3Y
Well I have this Astro van and once you give it gas and the rpm's rise's above 1800 rpms the motor breaks up really bad with NO mis fires... We keep getting codes p0339 & p0341... It wont let us relearn the cranksensor because the computer is reading a fault i... Trouble codes: P0339, P0341
2004 Chrysler Voyager 2.5L PCM 5 Amp Fuse VIN: 1C8GHN2734
Hi, We have a chrysler Voyager in shop which intermittently blows the PCM fuse(25 amp),we have not been able to get the fuse to blow while we are testing,when it is driven it is ok for a couple of days then just blows the fuse,if you fit new one it is ok agai...
2001 Dodge Grand Caravan Sport 3.8L lr wheel VIN: 2B8GP54L51
customer stated abs light on found code 14 & 15 found no wheel speed at lr wheel on snap on scanner replaced sensor and hub assmbley( brg had play) 1st. codes wont clear and still no wheel speed on scanner. please help
2004 Ford F-250 Super Duty XL 6.0L Front axle
Hi everyone. This one seems like it would be easy but hasn't been. We've watched and listened and inspected and replaced but the symptoms haven't changed. So if you have some advise for me here are the clues: When manual hubs are locked and in 4wd, tight turn...
2004 GMC Sierra 1500 4.8L No Start VIN: 1GTEK14V74
Hi all. This one has no start, no spark, no injector pulse, no rpms on scan tool. I did not have crank signal at the pcm. I checked at the crank sensor and had signal at the sensor. I ran a new wire from the crank sensor to the pcm and I now have signal at the...
1995 Infiniti J30 3.0L none VIN: JNKAY2106S
this 95 infinti came into the shop with a complaint of the battery running down, i performed a voltage draw test on it and found that in the fuse box in the car a 7.5 fuse that says battery then says room lamp/ when this fuse is disconnected it will not run th...
2001 Jeep Grand Cherokee Limited 4.0L engine VIN: 1J4GW48S81
please help before this thing drives me nuts, customer complains of coolant loss but no puddles in the driveway. System pressure tested and I found a small leak from the water pump weep hole, and another from the thermostat gasket, replaced leaking parts, re t...
2003 Lincoln Town Car Executive 4.6L power steering VIN: 1LNHM81W23
replaced rack-o-pinion for leaking no power assist replaced rack and pump 4 times still no assist even changed pressure line using cardone parts any help appreciated
1984 Mercedes-Benz 500SEL 5.0L Excessive Emissions, Stall VIN: 1070461200
Hello guys, We need a wiring diagram showing the two o2 sensors. Both are disconected with no signs of mating ends. OE wiring may have been removed before we recived this car. Also if any has found a good web link for mercedes-benz that would be help full. Tha...
1995 Nissan Altima XE 2.4L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 1N4BU31D4S
When cold the car drives and runs PERFECT up until you hit 95 degrees Celcius. After this the car falls flat on its face with a lean condition. Computer is showing proper injector pulse width for TPS/MAF conditions. Tried intoducing propane into the intake whi...
1989 Oldsmobile Cutlass Supreme 2.8L No Start VIN: 1G3WS14W2K
Hello fellow techs wondering if anyone has seen this problem before I go on a wild goose chase. Vehicle came in as a no start. I noticed fuel leaking out of the air cleaner box. I removed the box and the hose to the throttle assembly and fuel is pouring out of...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2000 Acura TL 3.2L torque converter clutch VIN: 19UUA5666Y
After further probing the costomer for more info (you know how hard that can be) I learned that it was not when it applyed that bothered her but it was how, it would shutter occasonly. I serviced it replaced the front mount. She said it fixed the probem.
2004 BMW X3 3.0i 3.0L left front wheel speed
Thank You from everyone who replied. I appreciate all the help. I got the car back in and pulled the axle back a little and there I saw it. Looked like little teeth mashed between the bearing and the knuckle where the bearing presses in only on one side not ar...
1992 Buick Park Avenue 3.8L turn signals VIN: 1G4CW53L6N
FIX 92 BUICK PARK AVE TURN SIGNALS. I want to thank Gerry [...] for their help, the flasher was tucked up in the left corner of the dash below the A pillar. apparently it is'nt even near the steering column. thanks everybody for the h...
1997 Buick Park Avenue 3.8L in car temp VIN: 1G4CW52K0V
Well it is fixed. I didn't recieve very many replies , 3 to be exact.Two of the three replies said to make sure the refrigerant charge is correct. I did evacuate the a/c to see how much was in it. The system calls for 2 lbs. of r-134a it was aprox 6 oz. underc...
1997 Buick Park Avenue 3.8L oil level sensor VIN: 1G4CW52K8V
customer will have an oem oil level sensor put in at next oil change. the aftermarket sensor is not calibrated right for car.the wiring and insterment cluster checks good. Thank you to all who replied.
1999 Chevrolet Malibu 3.1L Misfire, MIL Lamp on VIN: 1G1ND52J1X
Hello All, You guys (and gals) are great. 32 replies in all. I will start with names,Mark, Terry, Austin, Skip, Sam, Steven, Rick, Paul, Scott, Loc, Allen, Steve, Pedro, Maurice, Joseph, Ken, Jay, Joe, Jimmy, Ross, Francis, Richard x2, Mike, Matthew, Bruce, Jo... Trouble codes: P0304 (Misfire 4 cylinder), P0171 (Lean fuel Bank 31), P0507 (Idle of base).
2006 Chevrolet Impala LT 3.5L Excessive Emissions, VIN: 2GIWT58K76
this customer was using the wrong type of fuel in this car after draining the feul and filling the tank with 93 octane no more spark knock. thanks for all the replies.
2008 Ford Mustang 4.0L Drivers Tensioner VIN: 1ZVHT80N58
First off, thank you all for your valuable time. Guess I didn't quite make myself clear as to what I was doing. I was testing the Belt pretensioner Circuit from tensioner to RCM. I established that Circuit was good from Harness connector at pretensioner to RC...
1984 Mazda RX-7 GSL-SE 1.3L No Start VIN: JM1FB3329E
Thanks for the assistance, what I ended up doing was rotating the dist gear one tooth at a time until it fired, then with the timing light could position the crank pulley to pointer, then set the timing. Frank B.
2007 Mazda 3 i 2.0L Mechanical VIN: JM1BK32F67
Ok, hear it goes. This vehicle is fixed. Dean, Mark, Edgar and Jacob were absolutely correct. The problem was the wrong head gasket. I spoke with fel-pro at length about this issue and they said I had the right gasket for the applicaton but after some rese...
1999 Mercedes-Benz ML320 3.2L 1 gear VIN: 4JGAB54E4X
The basics are always important and new does NOT mean good. The OE shift position sensor was defective out of the box. It seems Mercedes has been having an issue with this. We cleared all codes 36 of them and all were CAN communications related. They came back...
1999 Nissan Altima GLE 2.4L No Start VIN: 1N4DL01D5X
2002 Subaru Outback 2.5L Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: 4S3BH66572
Hi All, the p0065 was cured when I changed the computer. It already had the update and I was able to veriry the cid #. The p0130 kept coming back. The intersting thing is that when the code would set, the engine would stall. Even more interesting is that if I ... Trouble codes: P0130, P0171, P0065.
2001 Toyota RAV4 2.0L a/c VIN: JTEHH20V61
Thanks for all the help. I tested the rpm/lock-up sensor-ok, applied power to the clutch-ok. Found a test for the ac amplifier in alldata ran the test as described and it failed. Replaced the ac amplifier and the job is done. Thanks again for all the help. Mik...
2007 Toyota RAV4 3.5L drivers' airbag VIN: JTMBK31V17
First of all, thanks to those who replied with suggestions. This has turned out to be an interesting case that I'll be contacting the Calif DMV Investigation dept about. This Rav was purchased at a auction. The drivers' airbag was intact, yet the warning light...
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