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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 21, 2007
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for Asian
Help Request Answers
1986 Honda Civic CRX HF 1.5L Poor Fuel Economy VIN: JHMAF5319G
This is my personal car that gets about 40mpg. It is equipped with waay too many vacuum controls/solenoids but they all contribute to the potential high mileage this car can attain which is around 52-57mpg.It is my hope to find a tech who fully understands EAC...
1992 Honda Prelude S 2.2L Hesitation, Surge, MIL Lamp on VIN: JHMBA8142N
hi, good morning i got a 92 prelude s that came in for a engine light and poor running. when i test drove the vehicle it would hesitate and shake between shifts if you tried to accel in a higher gear (4 or 5) it will feel like it is running out of fuel. if yo... Trouble codes: 1 (02 sensor)
1998 Honda CR-V EX 2.0L MIL Lamp on VIN: JHLRD1734W
hi every one .i would like some help if possible. i have this honda that setting the code p1457. and i just cannot nail it down.i have check for tsbs and all other sources nothing is leading me to the problem. i know these cars are bad for eavap solonoide and ... Trouble codes: P1457
1992 Isuzu Trooper S 3.2L Poor Idle Quality, Hesitation, Misfire VIN: JACDH58W1N
No single word could describe our collective feelings about this car. It refuses to leave our shop. It was referred by another shop for head gaskets. After they were replaced it still overheated, the oil pressure was low and the lifters noisy. We installed a u...
2004 Isuzu Rodeo S 3.5L Misfire, MIL Lamp on VIN: 452DM58Y44
This one has got us stumped. The misfire will only happen on occ. when it does the car runs very rough, and MIL will come on. We cannot see any problems with the ign. coils look good, and we have swapped them around (now we only get misfire #6 code)compression... Trouble codes: P0302 (misfire cyl 2), P0306 (misfire cyl 6)
1994 Nissan Altima GLE 2.4L starter VIN: 1N4BU31D0R
This car is giving me issues. We replaced starter (consistant no start) and since it will intermitantly not crank. I did see a TSB regarding shift cable adjustment but everything is lined up to spec., problem occurs in park and neutral, moving the shifter does...
2001 Mazda Protege MP3 2.0L Misfire VIN: JM1BJ22761
i am listing this for a friend at another shop. he had a 2001 mazda protoge 2.0l dohc mp3 come in with a p0300 multiple misfire code. he replaced the coils and spark plugs but still had misfires. he removed the new coils and installed the original coils thinki... Trouble codes: P0300
2001 Mitsubishi Montero Sport XLS 3.0L horn VIN: JA4MT31H8X
Hi, Sure hope you guys can help. Horn intermittantly activates by itself. When engine is off, horn works properly. When turn ignition to run position, horn blows continuously but intermittantlly. Disconnected steering column horn button but horn still blows. D...
1997 Nissan Pickup 2.4L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1N68D16S0V
Hi, This is the second 1997 Nissan pick up that we have had with similar symptoms. The last one ended up being a shorted white wire from the distributor in the wiring harness. Here are the symptoms: The truck runs fine until it is driven awhile. Suddenly the t... Trouble codes: P0303 (Misfire Detected Cylinder 3), P0450 (EVAP Pressure Sensor Malfunction), P0446 (EVAP Vent Control Malfunction)
2000 Nissan Maxima GLE 3.0L Mechanical VIN: JN1CA31D9Y
i have a maxima that cam in with p0306 found plug mashed shut replaced plug and now it sounds like the valves are not getting any oil.check oil pressure 75 psi and changed filter--saw tsb on chains much heavier valve noise and it right on top of engine not at ...
2002 Nissan Sentra CA 1.8L MIL Lamp on VIN: 3N1CB51D82
Hello, This car was brought at a local Nissan dealer. Customer went to inspection, failed for CEL light not working, and code 605. Dealer repaired the light and replace the PCM. Customer went back 2 days later w/code po444. Customer went back 10 times in 2 mo... Trouble codes: P0444
1999 Toyota Celica GT 2.2L Hesitation, MIL Lamp on VIN: ZZT231-000
Dear fellow techs, car came into the shop with a complaint of hesitation on acceleration and MIL is coming on high speed. I checked fuel pressure, spark pulgs are new (oem). the fuel filter is in the fuel tank and it's clean. Any help will be greatly apreciat... Trouble codes: P0171, P1692 (vvtl-iocv1 open malfunction)
2000 Toyota Tacoma DLX 3.4L Readiness Monitors VIN: 4TAWN72NXY
This vehicle will not complete readiness monitors so it can be inspected. Vehicle has been driven over 1,000 miles since we've had it with fuel levels everywhere from 1/8 to 3/4. Can't have more than 2 readiness monitors incomplete, the closest we've come has ...

Fixes & Summaries for Asian
Fix/Summary Answers
1997 Acura CL 3.0L Poor Idle Quality, Surge, Cuts out, Stall, Misfire VIN: 19UYA2254V
After hours of tearing out hair we found bad grounds to the ECM, up to 2.6 volts on the ground terminals. Once we back probed the ECM and found the ground problem we went to the transaxle to check where they were supposed to be connected and they weren't there... Trouble codes: P1297 (Electronic Load Detector).
2003 Honda Civic EX 1.7L Hesitation, Cuts out, Stall, MIL Lamp on VIN: 1HG3M22983
This one is finally fixed!! I did the power/ground checks as suggested- I also did the pinpoint test provided by Alldata. Everything turn out good. A friend at Honda stated that the ECM was likely the cause of all these problems. Order the ECM and install i... Trouble codes: 2 (multiplex control unit cannot receive signals from the ecm/pcm), 5 (the gauge assembly cannot receive signals from the multiplex control unit/ ecm).
2004 Hyundai Santa Fe 2.4L Hesitation, Misfire, MIL Lamp on VIN: KM8SB12BX4
thanks to all of you who help through this event- we started with a p304 and followed every possible diagnostic procedure. we removed & checked the t-belt alignment 3 different times,repl crank sensor, maf sensor, major tune, & fuel induction service.after 7 d... Trouble codes: P0304.
2001 Isuzu Rodeo Sport S V6 3.2L belt noise VIN: 4S2CK57W11
A special Thank You to Marty [...] for making a phone call and setting the record straight. If you time this thing according to Mitchell, you'll be wrong unless pure luck is with you. The marks are only part of the puzzle. I put the timing marks inline with both p...
2000 Kia Sportage 2.0L air bag system VIN: KNDJA62304
Robert was right with out the correct software for your scanner your not going to get codes on this vehicle's air bag system. So sent to a Kia dealer and found code 63 Drivers Module Open. The tec at Kia unseated and reseated the module and all is well. The Ki...
1999 Lexus RX300 3.0L brake warning lamp VIN: JT6GF10U3X
I called the customer last night--she still has the problem--it happens about every other day--hasn't found time to take it to the dealer. I unplugged the parking light switch, eliminating it from all circuits, but the symptoms remain. Maybe some day someone...
2000 Lexus RX300 3.0L Hesitation, MIL Lamp on VIN: JT6HF10U8Y
thanks for all of the help. i had tried cleaning the maf before posting the problem. and i usually have good luck with cleaning them. but with all of the overwhelming response to replace maf i did. and it works great... the customer was not able to get the... Trouble codes: P0171.
2001 Mazda B3000 SE 3.0L No Start VIN: 4F4ZR17U61
Thanks to every one who offerd help. The whole time I was working on this truck I had a feeling I was dealing with a bad computer and every thing I tested supported my idea, But I couldnt find that proof I was looking for so I finally made the decision to ju... Trouble codes: 1359 (Ign. run/accessory circuit failure).
2006 Mazda 3 i 2.0L intake manifold VIN: JM1BK12F16
This is my wife's car. the manifold was damaged from an accident so factory warranty won't cover it. Dorman doesn't make this particular one, nor dose anyone else I called (NAPA Carqwest). I usually purchase new when possible, but @$700 cost (not CHEEP) fro...
1991 Nissan 240SX 2.4L Excessive Emissions VIN: JN1MS36P2M
After talking with several competent technicians, I feel confident that this particular federal model is programmed to run lean at 15.2:1 AF ratio. It sounds crazy to me but everything is correct. all ecm inputs and ground checked with simu-tech and a lab scop...
1998 Nissan Altima GLE 2.4L engine VIN: 1N4DL01D0W
Thanks for everybody that replied. I am impressed with the speed of the response. I received 2 e-mail within the first hour of the posting. Most people pointed to the chain guide problem. Some people suggested to change everything while I was at it. I found...
2000 Nissan Altima SE 2.4L Starting VIN: 1N4DL0107Y
Found imobilizer shutting down injectors. Reprogrammed key, and found no further concerns. Thanks guys
1999 Subaru Legacy Limited 30th Anniversary 2.5L MIL Lamp on, fans, solenoids cycl VIN: 4S3BG6852X
Thanks to Iatn, yet another technician is rescued from the brink of insanity. The whole fix consisted of disconnecting the green, one-wire connector behind the driver's knee bolster. Humorously this was the exact connector the owner snapped together to "fix" h... Trouble codes: P0500.
1996 Toyota Tacoma DLX 2.7L No Start VIN: 4TAPM62N9T
I wanted to wait a couple of weeks before posting this as fixed, becaust the problem was intermitant, but Doug found the answer for me! I like most of the people who responded was thinking fuel all the way, but as it turned out the IGNITER was not sending a s...
2002 Toyota Camry SE 3.0L altenator
turned out to be a bad throttle body. coolant passages clogged car had not run in two years. coolant was not flowing through and cleaning would not help. replaced and did idle relearn car is fine. thanks to all who responded
2002 Toyota Camry SE 2.4L Misfire, no throttle response VIN: 4T1PE32K12
Blair, Frederick, Tony and Claude, Thank you for the information. As usual, great replies. The problem ended up being the main wiring harness between the intake manifold and the head. Repaired wiring and had to replace TPS unit. Checked all the suggested poten... Trouble codes: P0120, P0121.
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