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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 12, 2004
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Open Help Requests for All Makes and Models
Help Request Answers
1994 Acura Legend L 3.2L Cooling System
Good Day group. I have this 1994 Acura Legend with a 3.2L engine, that will overheat intermitantly. We replaced the thermostat allready. The cooling system seems full ok. I have been to the archives and have seen where these engines have a problem with there h...
1993 Chevrolet K1500 Cheyenne 4.3L engine VIN: 1GCEK1429P
hey all you custom guys out there. I have a 93 1500 pickup with a 4.3l v6 that I would like to tear out and replace it with a 350. I realize I'll also have to do the trans, but I'm looking for a website or just general info on how to go about making this conve...
1999 Chevrolet Express 2500 5.0L Poor Idle Quality, Hesitation, Stall VIN: 1GCFG25M9X
Hey Guys, This '99 Express 5.0L will run rough/idle low/almost die when you start it cold and after about 1 minute of running this way it'll idle up to about 3000 RPM's and hold there until you shut it off. If you let it run this way long enough for it to get ... Trouble codes: P0152 (o2 bank 2 sensor 1 signal high), P1106 (MAP signal intermittently high)
1999 Chevrolet Silverado 1500 5.3L Differential VIN: 2GCEK19T0X
service 4 wheel drive light on intermitant will loose 4 wheel capablity please send me in the right direction to diag and repair thanks nick [...]
1995 Chrysler Cirrus LX 2.5L compressor? VIN: 1C3EJS6H7S
Lat summer while on a hot trip vehicle wpould blow high pressure relif valve when at idle for extended times. Chalked it up high heat soak. All the while (after valve closed) air would be cold. This summer no cool, added some R134a, just for band-aid tocheckfo...
1991 Ford LTD Crown Victoria LX 5.0L srs VIN: 2FACP74F6M
code 5 flashing , checked sensor ohms , jumped driver air bag and still got code 5 , short version ran all the steps in the mitchell trouble tree and it passed all steps where should i look next ? Thanks
1997 Ford F-150 XL 4.2L Excessive Emissions, Poor Idle Quality, Stall VIN: 1FTDX1722V
vehicle starts but has no power. it backfires and seems to be burning lean. manifolds and cats heat up to a cherry red color in about 2 minutes. pulse widths are running about 16 m.s. and the spark advance is going as high as 16,250. no code information shown ... Trouble codes: 1507 (idle air control under speed error)
1999 GMC Jimmy SL 4.3L day time running lights VIN: 1GKDT13WX2
drl will turn off when you operate turn signals in either direction or use the hazards and will come right back on when you turn the signals or hazards off.
2001 Honda Accord EX 3.0L srs VIN: 1HGC22571A
Greetings, This accord came in with SRS light stays on.It would be very much appreciated if someone tell me how to retreive the code or how to reset the light.I tried to pull the fuses and also battery cable off with no avail.Thanks/Charles.
1990 Jaguar XJ6 Sovereign 4.0L starter VIN: SAJHY1746L
stater will start cranking in ignition on position car starts and stater remains engaging unless turned off or starter unplugged
1994 Jeep Grand Cherokee Laredo 4.0L vehicle theft alarm VIN: 1J4FX58S1R
after installing evaporator, tried to start vehicle. vehicle will start and run for about 3 seconds. have armed and disarmed security system several times, still no run. have tried arming security at all doors,hatch and hood. security light on dash illuminates...
1999 Lincoln Continental 4.6L Misfire VIN: 1LNHM97V9X
this vehicle does a little buck or surge at slow speed going uphill just before the transmission wants to shift as soon as shifts does not do it anymore have tried swapping 2 new coils in to system in all position stays the same runs fine when driving at norma...
1997 Mercury Villager GS 3.0L rear blower motor VIN: 4M2DV1115V
I can't seem to find the REAR blower motor relay and or the REAR blower motor switch relay. I have ALLDATA and On demand and they both list serveal places for them to be and they are no where to be found...I have looked over the drivers side tire inside above ...
1994 Mitsubishi pajero 2800CC light on
hi i am in deep do do with this one as i have checked all my inputs and outputs etc at ecu and also checked back to back with a identical vehicle. the diference i find between good and bad vehicle is 12v missing from pin 2and 62 and 8.25 volts present on pin 5...
2000 Nissan Maxima GLE 3.0L Hesitation VIN: JN1CA31D7Y
this car when cold would hesitate badly in park and in gear when you step on gas. had codes that said lean on both banks and lasy o2, so we replaced that 1 sensor,now the service light stays off with no codes but it still runs lean bad i disconnected mass air ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1998 Chevrolet K3500 Cheyenne 6.5L Excessive Emissions, Misfire VIN: 1GTHK33F6W
Well thanks to all who replied. The problem was a broken #4 exhaust valve. The valve has a stellite seat and it broke off around half of the valve face. Goerge from ohio steered me in the right direction to focus on #4 cylinder injector, by looking more carful... Trouble codes: P0304 (missfire cylinder 4).
1990 Ford F-250 Custom 7.3L upshifts VIN: 1FTHX25M9L
Thanks to all. Many helpful replies. Ultimately we experimented with the FIPL. The truck came in w/1.2v. I believe that is spec. To see if we could improve the shifts, we misadjusted the voltage to .8v. That made for very early shifts and set a code (no MIL) o...
1995 Isuzu Rodeo LS 3.2L no-start VIN: 4S2CK58V7S
thanks for all the replies. the problem was bad fuel injectors...I always get jacked on bad injectors. but that was the problem...thanks all!! Ray Trouble codes: 033 (map sensor).
1974 Jaguar XKE 5.3L tach dies VIN: UES1S24405
after being referred to a jag guru in mass. he owns a 74 xke-v12 and told me it sounded like the electronic ignition updated kit is giving signs of failing. he told me he has replaced 7 ignition updated relocation kits in the last 15 years. i took his advice a...
2003 Kia Optima SE 2.7L hard start VIN: KNAGD12853
Sorry it took so long to send a reply. This car has been back and forth between me and the dealer over the last few weeks. Happy to say they were no more savvy on it than me. Ended up finding a pin in the connector at the pump losing contact occasionaly. Twe...
2000 Lincoln LS 3.0L Cylinder heads
Well I got no responses on this one but still managed to get it done. It is not finished yet, the customer had a aftermarket warranty and the company sent by a rep to check and see what caused his overheating and misfire. Well the multilayered gasket showed no...
1996 Nissan 200SX SE-R 2.0L MIL Lamp on VIN: 1N4BB42D5T
The codes are gone now,something inside the dist.was bad due action of oil(it was realy dirty inside the dist.housing)but i tried with another ecm and the same cominication problem. I couldn`t find out why.I HAD VERY GOOD INFORMATION from you guys tha helped m...
1997 Pontiac Grand Am SE 2.4L Excessive Emissions, Misfire, MIL Lamp on
Thanks for all 11 replies!Yes there is a new calibration(flash) to correct an EST problem.Olso relaxes misfire diagnostics to prevent false setting of [...]. Trouble codes: P0300.
1994 Toyota Camry LE 2.2L hydraulic unit VIN: 4T1SK12E7R
done--thanks to to tom from autotyme in calif. tpp had it at [...], some other replies stated legal action about rebuilding, which i agree with, can't be done, but used worked fine, stated on repair order used part at customers request. cost was only $1...
1996 Toyota Camry DX 2.2L Accessories VIN: 4T1BG12K8T
Thank you for all of the replys, customer is happy with with the ECU/ign fuse pulled, does not wish to go further.
2000 Toyota Corolla VE 1.8L Hesitation, Cuts out, Stall VIN: 1NXBR12E1Y
Replies focused on the mass air flow sensor, but as stated in the original post we tried a new one -- genuine Toyota with superceded part # -- but this did NOT fix the severe cold stumble. We performed fuel injector cleaning to no avail. Owner picked up the ca... Trouble codes: P0171.
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