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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 31, 2005
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Open Help Requests for All Makes and Models
Help Request Answers
1995 Chevrolet C2500 Cheyenne 5.7L Excessive Emissions, Hesitation, Stall VIN: 2GCFC29K3S
When the pickup coil incident occurred the Engine ran very erratic which caused Catylytic Convertor to overheat and Glow Red all the way up to the exhaust manifold. The Intake manifold gasket had started to leak it was done as maitenance Item. The recent tuneu...
1996 Dodge Grand Caravan ES 3.3L Poor Idle Quality VIN: 1B4GP54R0T
This van will set code 505 in about 2 mins of running. It will start and stall unless you hold gas open a little. I unpluged the wiring harness from the iac motor and the pcm and ohmed for shorts to grd. and opens in the four wires going to the iac motor. none... Trouble codes: 505 (iac wiring shorted to grd.)
2004 Dodge Ram 1500 ST 5.7L Poor Idle Quality, Surge, Cuts out, Stall VIN: 1D7HU18D84
HI everyone, having a little problem with my sons 04 Dodge PU. We put a performance cam in it and canít get it to idle in gear. The cam is from Comp Cams and is supposed to work with the stock computer with no modifications. We had the battery disconnected for...
2003 Ford Escape XLT 3.0L Misfire, MIL Lamp on VIN: 1FMCU93163
Help Ford specialists!This Escape came in with mil light on & pulled p0351 & p0301 codes-replaced #1 ignition coil.light came back on in 2 days & cust complained of running rough.he returned the vehicle & it was not running rough but code p0351 was in continuo... Trouble codes: P0351 (Ignition coil a primary/sec circuit fault), P0301 (CYL 1 Missfire detected), Y1, 1
2000 Jeep Cherokee Sport 4.0L MIL Lamp on VIN: 1J4FF48S9Y
hello, and thanks in advance for reading.this cherokee came in for m.i.l. on, has no driveability problems.initially had po122( tps voltage low), and po700 (trans fault) codes using snappy engine software. replaced tps (given mileage and reputation for tps fai... Trouble codes: P0122, P0700
1988 Mercedes-Benz 190E 2.3 2.3L smell fuel VIN: WDBDA28D8J
the mitchell program I use suggested vent valve replacement, the pump was leaking so I did the pump and filter and accumulator as well, then I had no power to the pump, and the CA test connector in engine compartment was lit with the red light. I cleared it an...
1994 Nissan Altima GLE 2.4L Misfire VIN: 1N4BU31D8R
Hello to all, This is an emergency HELP request. My wife and I are on vacation 600 miles from home and I have no test equipment available (and only a few tools in the car). 3 days ago we were driving down the freeway and the car developed a single cylinder m...
2000 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA31D7Y
Hey Guys, I have a little Maxima that is being a pain. Code PO505 keeps popping up and I canít seem to fine the fix. It idles about 1200 RPM warm in park or neutral. When you put it in drive it idles about 800RPM and sounds fine. I smoked it for vacuum leaks ... Trouble codes: P0505
1998 Pontiac Sunfire SE 2.4L Excessive Emissions, Cuts out, Stall, MIL Lamp on VIN: 4G2JB32T1W
Car came from other shop- codes PO172 and PO1133 set- new O2 front installed Checked frezze frame- LT -21%/ ST -25%/ Map 45 kPa/ Cal. Air flow 16.59 g/s/ 60 mph/ ECT 183F/ Fuel injector pulze 1.6 m/s fuel pressure runing 40 psi./ engine off holds at 28 psi. co... Trouble codes: P0172, P1133 (O2 counbt B1 Sensor 1 to few)
1995 Volvo 960 2.9L Stall VIN: YV1KW96115
This car has had an on going problem stalling under decelleration.When the car stalls all the dash lights come on and you must turn the key to the off postion to restart to car.The car will always restart no matter what.The owner of the car stated that this pr... Trouble codes: 113 (short term fuel trim too rich/too lean), 115 (invalid dtc)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Audi A6 2.8L tiptronic VIN: WAUDA24B8X
Thanks to Matt & Noah for the replies.Cust. first bring car to the local dealer but then bring me the car back to fix it The reason (i told cust the same as dealer told them !) is bad brake light switch & tiptronic board circuit.Replace them more than 3 days a...
1993 Buick Roadmaster 5.7L compressor VIN: 1G4BN5379P
Converted to R134a and replaced the Clutch Cycling switch with an AC Delco and Have not had a problem since.Sorry I wasted everyones time on such a simple fix.
2002 Chevrolet Express 1500 4.3L Excessive Emissions, Poor Fuel Economy VIN: 1GCFG15W12
Morning Techs Well, I finally got this van back. Seems the customer was on vacation. Anyway, It turned out to be the regulator, strange thing was, could not get it to leak in the garage when we would key the ignition. After it sat in garage over night we cam... Trouble codes: P0172, P0175.
2002 Chevrolet Cavalier 2.2L compressor
thanks to all 14 technicians who replied the fix was that the grey 5 volt reference wire from the pr switch to the pcm was broken close to the switch connector thats why the pcm would not ground the clutch relay most all of you were correct are close thanks fo...
1997 Dodge Ram 1500 Laramie 5.2L Engine VIN: 3B7HF13Y1V
Well I am convinced that the problem is solved but am not sure for how long.We replaced the oil pump & pick-up & inspected the bearings which looked good for the mileage.The screen was filled with hard carbon-like deposits & also layed in the bottom of the pan...
1999 Dodge Dakota 3.9L evap. core VIN: IB7FL26X8X
Hey! Several good replies. Not a bad job. Just drop steering column, remove all dash bolts and lay dash on seat only on passenger side . Thanks
1993 Infiniti J30 3.0L waterpump VIN: JNKAY21DOP
Hi All, Well I guess the answer to this one is to use O.E. parts. We replaced the pump with a factory part and the vehicle has been gone for over a week. Apon looking at the factory pump it seems heavier and the casting seems more reinforced in the area were...
2000 Mitsubishi Montero Sport LS 3.0L Hesitation, Cuts out VIN: JA4MT31H2Y
Replaced 4wde low sensor as reccomended, Problem solved. Thanks for the help
2002 Nissan Altima 2.5L High Idle VIN: 1N4AL11D92
Thanks to all who replied. The fix was a new throttle Body assembly and idle relearn with a [...] dealer scanner. The MOD relearn without a consult tool did not work, although I tried many times. Thanks again! Dennis Trouble codes: P0507 (Higher Idle than expected).
1998 Oldsmobile Achieva S 3.1L Vehicle Theft Deterrent VIN: 1G3NL52M2W
Their were only two suggested repairs for this problem. One was the ignition switch which is the heart of the passlock system and the other is a problem in the IPC. As noted in the help request we had already changed the ignition switch assembly with no change...
2000 Oldsmobile Bravada 4.3L transfer case VIN: 1GHDT13W7Y
Thank you to Steve and Dan,, i found that i would not have communication when the light came on, a new transfer case control module has fixed the truck,, thanks again. Jay
2001 Volkswagen Jetta TDI 1.9L No Start, Stall VIN: 3VWSP69M33
Well, we had tried to bleed to pump in every way possible, and made up some methods on the way. The car did start (right away, not the crank till the battery is dead method) and run in the shop for over 5 minutes before it was driven. It just died on the test ...
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