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Prev Professional Automotive Repair Technical Discussions for January 6, 2005
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1998 Daewoo Nubira 2.0L Air cond compressor VIN: KLAJF35ZEX
Compressor turns by hand without any resistance It has been suggested to us by our compressor rebuilder that this is likely to be caused by a defective pressure valve located low on the rear end plate. The only valve we can find appears to be a simple high pre...
1987 Honda Accord LXi 2.0L Stall VIN: 1HGCA5484H
Besides the related repairs history I checked timing marks n' compression and I swaped all the electrical comoponents, after I ran out of ideas and info from Alldata and Mitchell manual. This vehicle runs cold , once @ normal tempetature if you shut the engin...
1996 Hyundai Accent 1.5L No Start, Stall VIN: KMHVD14N5T
96 Accent with an intermittent dying problem. Happens after engine warmed up, and will almost always restart for us immediately. Customer has had it stay dead for some time but we havenít. We found we were losing spark, monitored cam and crank sensors when it ...
2000 Infiniti G20 2.0L Poor Idle Quality, MIL Lamp on VIN: JNKCP11ATY
Hi every one thanks for your help Check eng lamp is very intermitant I will check system find nothing and 2 weeks later it will return with code 505 I have cheched vacume leaks found none checked the power steering valve it opens and alows vacume to folw under... Trouble codes: P0505
1999 Isuzu Rodeo S 2.2L MIL Lamp on VIN: 4S2CK58D9X
Hi fellow techs, thanks in advance for your time. The P0342 dtc set at 2126 rpm / 17.6% load / 165 deg F / closed loop. Tested the frequency of cam sensor (6.5 hz- in spec) and waveform while cranking and running...good square pattern. The cam sensor is fairly... Trouble codes: P0342 (Cam sensor out of sync with 52x reference)
1997 Mazda Miata 1.8L Solenoid B VIN: JM1NA3535V
Please help. Car came in with hold light flashing and erratic shifting. Code P0755, Shift solenoid B Malfunction. Took to our tranny guy and he says transmission internal is fine, that it is an electrical problem. Replace shift solenoid B and transmission cont...
1997 Mazda 626 DX 2.0L Poor Idle Quality VIN: 1YVGE22C3V
we tuned the car up with spark plugs, distributor cap & rotor, changed the timing belt. afterwards, we had very poor idle control, vehicle will surge up & down, when setting at a stoplight. the vehicle was then checked for the idle air valve, resistance is sup... Trouble codes: P1504 (iac circuit malfunction), P1506 (iac overspeed)
1998 Mazda Protege DX 1.5L MIL Lamp on VIN: JM1BC1410W
need some help.. i have this 98 protege with check engine light keeps coming on., P0170 fuel trim malfunction, after each reset, it takes about 1 week to 3 months then the same code appear again. i have replaced mass air flow sensor and installed an air vent k... Trouble codes: P0170 (fuel trim malfunction)
2000 Mazda 626 LX 2.0L Hesitation
hi there ths one is really keep me crazy , first it came in with eng misfiire bad at idle , test wuth smoke pump found egr valve leaking replace new valve and gasket , customer was happy for 1 month then come back with complain that car hesitate on heavy accel...
1988 Nissan Pathfinder SE 3.0L Surge VIN: JN8HD16Y9J
This is being posted for Mike one of my technicians, he is an A8 and L1 cert. He has performed many tests. Ignition is good at all times. fuel pressure remains steady car idles normally. when engine is warmed up any tip in of throttle will cause violent surge....
1997 Nissan Pathfinder SE 3.3L MIL Lamp on VIN: JN8ARO5Y8V
i have a pathfinder thats giving me a headache. it has a po300b with a flashing mil light(severe missfire) it runs great. it does have a very little rough idle, but not enough to cause the mil to flash in my opinion. i have run multitudes of test, for example;... Trouble codes: P300
1998 Nissan Sentra 1.6L Fuel fill VIN: 11N4AB41DX
Hello Nisaan Techs ... Please help ..the customer complaint is that it takes forever to put fuel in the tank.. we saw numerous posts with a vent control solenoid and sure enough it was stuck closed.. we also replaced the fill tube assembly but the problem pers...
1999 Subaru Legacy Limited 30th Anniversary 2.5L Vibration VIN: 4S3BG6854X
Engine runs good, temperatures is normal. Engine vibrates slightly above normal especially when stop in drive. Idle speed at 600. Unable to adjust idle. With idle speed higher, the vibration dimisihed. Is ther anyway to raise the idle in this engine. Computer ...
1989 Toyota Tercel 1.5L Poor Fuel Economy VIN: JT2EL31D4K
I am not familar with this 1 BBL sliding piston type carb - are there any known problems with this carb that would cause it to get poor gas mileage? thanks in advance for your help
1995 Toyota Land Cruiser 4.5L intermediate clutch VIN: JT3DJ81W9S
Howdy to all you toymota techs! I got a chopper pilot who has gone hi-perf on his Cruzer. The problem is that he added a super charger and now his second gear shift is very soft and now exhibits a slide bump shift, all other shifts are fine and the converter c...
1995 Toyota 4Runner SR5 3.0L No Start, Cuts out, INTERMITTANTELY VIN: JT3VN39WXS
help, toyota techs. customer complaint is that while driving , intermittantely will cut out and act like everything shut down for a second and then all ok. seems to happen more often with high electrical loads. occasionally they say the truck wont start, or ev...
1997 Toyota Camry CE 3.0L transmission, torque converter VIN: 4T16K13E8R
please could you tell me your experience about this problem (code p0770) repair procedures and any other information thank you guys
2000 Toyota Camry CE 2.2L MIL Lamp on VIN: 4T1BG22K3Y
hello fellow techs, Have a 2000 camry with P420 code, car has calif. emession & federal, Have replaced front air fuel sensor, light came back on , having trouble determining which cat is bad, front one at manifold or rear cat under car. any help would help. Trouble codes: P0420

Fixes & Summaries for Asian
Fix/Summary Answers
1996 Honda Accord EX 2.7L Air Bag VIN: 1HGCE6672T
I received 4 help messages to this post. Thanks go to Wayne from Florida,Tom from Illinois, Chuck from Tennessee and John from New Jersey.Wayne took the time to e-mail me much needed diag. info, Thanks Wayne, John faxed me wiring schematics, Thanks John, Tom e...
1999 Honda Civic EX 1.6L MIL Lamp on VIN: 1HGEJ6572W
Well it been two weeks and no further mil or codes with all monitors run. Installed an new O.E. catalytic converter. Also installed a new O.E. upstream oxygen sensor to protect the new cat even though switch rate tested good. A majority of the replies I receiv... Trouble codes: P0420 (Catalyst efficiency insufficient bank1).
2000 Honda Accord EX 3.0L emission failure VIN: 1HGCG2258Y
replaced ecm,went through drive cycles in a couple of days of driving,passed test thanks to all that replied,,,trans problem still there customer taking to dealer for possible warrante
2000 Honda Accord LX 2.3L MIL Lamp on VIN: 1HGCG6556Y
Got a couple of respones and thank you to those who replied. There is a TSB on this car for the hos2 sensor. computer sets a false code and the ecm needs to be recaliberated or replaced according to tsb. I did learn this 02 sensor reads differently than the on... Trouble codes: P1149.
2001 Kia Sportage 2.0L MIL Lamp on VIN: KNDJB72391
Sorry for the wait cust has not returned with the car at this time i hope to see it back again soon and will post an update when it dose thank you all for your help Trouble codes: P0134 (No activity detected in front O2), P0135 (Front O2 Heater Circuit Malf), P0136 (Rear O2 curcuit malf), P0141 (Rear O2 heater circuit malf).
1999 Nissan Maxima SE 3.0L hydraulic VIN: JN1CA3102Y
tons of responses. most fluid related. 1 post indicated heating the line a bit and bleeding it that way. What we ended up doing was bypassing the 'dampner' part of the system, and boom, no more problems. I suspect there was air in the line that we couldn't rem...
1998 Subaru Legacy Outback 2.5L engine VIN: 4S3BG6854W
we test drove 4 other outbacks and all of them had the same vibration, it seems that the dual overhead models have a balance problem . customer was happy with the results.
1985 Toyota Pickup SR5 2.4L bog VIN: JT4RN66S7F
to the guys that replied i want to say thank you. i have check all grounds and powers ok. voltage interference at knock sensor non found. also check if timing is being control and the answer is yes. no opens or shorts. checked tps ok. igniter appers to be doin... Trouble codes: 12 (knock sensor).
1995 Toyota Tacoma DLX 2.4L Engine knock upon start up VIN: 4TAUN41B1S
The vehicle came in yesterday and we checked oil pressure with the vehicle cold, pressure was within manufacturers specification. One thing I failed to mention in the original post was that we had run an AMSOIL engine oil flush through the engine and then chan...
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