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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 7, 2006
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Open Help Requests for Asian
Help Request Answers
1994 Honda Accord LX 2.2L Surge, MIL Lamp on VIN: 1HGCD5634R
The car idles fine but just of idle it will cycle the injectors off and on. This will vary in throttle opening from around .7v up to 2v and sometimes up to 4.7v or WOT. I've watch the tps voltage at the ecu which is the same as at the tps. I have check and add...
1996 Honda Civic EX 1.6L Cuts out VIN: 1HGEJ6537T
First time we've seen this car. Dies on acceleration. will sit and idle good. If you run up rpms slow, no problem. When you snap throttle, or accelerate from a stop, engine hesitates so bad it dies. Looking at ignition with a timing light, light gets brighter ...
1998 Isuzu Trooper S 3.5L Valvetrain VIN: JACDJ58XXW
This vehicle had an external coolant leak at the rear of the passenger side head. We removed the heads and sent them to a machine shop and one head was cracked externally. One head was exchanged and the other was rebuilt and both were installed with factory ga...
2001 Isuzu Rodeo LS 3.2L rear wiper VIN: 4S2DM58W01
Customer complaint is that rear wiper wouldnt shut off. When vehicle came into the shop the wiper didn't work at all, had no power from alarm control unit. Replaced alarm unit and fixed open wires to park switch and rear latch switch, now wiper works but doesn...
1995 Mazda Protege DX 1.5L No Start VIN: JM1BA1418S
Car was towed in for no start. Checked for spark and fuel. It has both. I have cleaned the sparkplug. Car still doesn't start. Checked timing belt all is lined up right. I went back and checked spark again and it will only jump about 1/4".checked on scope and ...
1999 Mazda Protege DX 1.6L Altenator VIN: JM1BJ2229X
This vehicle was brought to me from another shop who was also unsuccessful at repairing this problem. No matter what we do we cannot get this vehicle's charging system to operate at all. Now this particular system the altenator and the PCM work together in reg...
2001 Mitsubishi Galant ES 3.0L Poor Idle Quality, Surge VIN: 4A3AA46H31
Customer complains of a low idle almost stall when coming to a stop, checked base timing ok checked base idle ok has no trouble codes, smoked for vac leaks found none, I also noticed the idle seem to flare when putting into park or in neutral up to 1300 rpm th...
1988 Nissan D21 2.4L No Start VIN: JN6NDIIS8J
Wits end Nissan troubles. 1988 D21 pickup 4 cyl TBI. No Start. History, came into shop with no start. Queried customer and he said that after launching his boat it quit. Must have taken a little water soaking a few times because the ECM was a ball of corrosion... Trouble codes: 51 (Injector circuit)
1995 Nissan Maxima GLE 3.0L Long Start VIN: JN1CA21D1S
The long start is most noticeable when cold, but it will do it when its warm too. We've followed the trouble shooting diagnois and we're running out of ideas.
2002 Nissan Sentra CA 1.8L Poor Idle Quality, Surge, MIL Lamp on VIN: 3N1CB51D82
This car came in with a bad battery, and a complaint that it hesitates and idles high, and the check engine light on. I replaced the battery and checked the codes which were P0510 (closed tp switch), and P0732 (gear 2 incorrect ratio). I replaced the combinati... Trouble codes: P0121 (tps)
2002 Nissan Pathfinder SE 3.5L MIL Lamp on VIN: JN8D2O9Y22
vehicle came in with active 1140 code, pulled mitchel trouble shooting help, found inconclusive. Pulled schematic, tested both banks, have power and ground to each plug, voltage reading at 13.33 volts, 1140 code is for bank one only, put new ivtc sensor on ban... Trouble codes: 1140 (ivtc circuit high or low voltage)
2004 Nissan 350Z Touring 3.5L No Start, Poor Idle Quality, Cuts out, Stall VIN: JN1AZ36A54
installed new clutch and now the gas pedal does nothing,we have tried to relearn gas pedal but still nothing Trouble codes: P0011, P0021, P0506
1998 Subaru Forester S 2.5L MIL Lamp on VIN: JT1SF6556W
This Subaru starts and runs OK. The "Check engine" light is on and flashing at all times. The codes are as follows. P0130, P0136, P0500, P1100, P1101, P1120, P1121 and P1540. We disconnected the battery over night and the MIL light was back on and flashing bef... Trouble codes: 130 (136 -), 136 (500 -), 500 (1100 -), 1100 (1101 -), 1101 (1120 -), 1120
2001 Subaru Forester L 2.5L harsh shift VIN: JF1S63562H
hey guys here we go ! got a forester here that has a flashing code 45 indicating no map signal detected from ecm to tcm . verified harness from both units , no opens or shorts . harsh shift and seems to bind/chatter when making sharp turns . installed updated ...
1998 Toyota Avalon XL 3.0L drain back VIN: 4T1BF18B9W
if the car sets for 12 to 24 hours will not pull for 20 to 30 sec in forword or reverse than will pull till it sets for 12 to 24 hours pull trans back out pump in good shape gears all measurer out stator bushing good body and stator faces look good installed r...
2000 Toyota Avalon XL 3.0L MIL Lamp on VIN: 4T1BF28B9Y
OK, before i get too deep into all these codes, I have found some vacuum line problems. On the front motor mount, there is PWM electronically controlled vacuum valve. There are three vacuum lines attached, one out the top that goes to the air intake, the upper... Trouble codes: P0174 (p0440-), P0440 (p0441-), P0441 (p0446-), P0446 (p1150-), P1150
2002 Toyota RAV4 2.0L Poor Idle Quality VIN: JTEGH20V32
when cold , engine idles up and down.problem occurs only for a few minutes.when warm, idles ok.replaced iac solenoid and problem still exists. note- idle problem happened after vehicle sat for a week. no vacuum leaks found. no tdc's found. any help would be gr...

Fixes & Summaries for Asian
Fix/Summary Answers
1999 Honda Passport EX 3.2L all upshifts VIN: 4S6CMS8W68
I'm closing this one as fixed. Informed customer and gave him a copy of the TSB mentioned in earlier update (Isuzu IB00-S007). He was surprised and assured me his tech hotline would be able to tell him what to fix this problem. I suggested he simply restart th...
1995 Hyundai Elantra 1.6L Hesitation VIN: KMHJF21R4S
I check all the basics - O.K. - Clean T.B., flush injectors with CLEENS, tighten loose alternator and fix leaking exhaust - so far is running satisfactory for the customer (happy), but not good enough for me (I reached the $$$ limit set by the customer)...than...
1997 Infiniti QX4 3.3L Excessive Emissions VIN: JNRAR05Y8V
Replaced engine coolant sensor, EGRC-BPT, and solenoid valve. Adjusted timing to retard, however still high NOX. After replacing CAT, it passed.
2003 Kia Optima SE 2.4L door locks VIN: KNAGD12693
Thanks to everyone who replied. it turned out to be the lock actuators and door lock assemblys. i put one on the drivers side first thinking that it might fix both doors, but it only fixed that one. so the fix was both sides and its all working great. again th...
1999 Lexus ES300 3.0L Poor Idle Quality, Hesitation, MIL Lamp on VIN: JT8BF28G5X
i replaced the camshaft timing oil control valves, problem fixed and the car runs much better. you can turn the valves on and off with the master tech, and thats how i found the problem. thanks to everyone who replied. Trouble codes: P1354, P1133.
2000 Lexus GS300 3.0L MIL Lamp on VIN: JT8BD68SXY
Only got one reply. Thanks to Wai for taking the time to respond. After removing the timing belt, it was apparent the VVT sprocket assembly was frozen in one position. Dealer had it in stock. Thanks again. Trouble codes: P1349 (vvt control system).
1990 Mazda Miata 1.6L smell VIN: FMBU14T8KU
After filling the gas tank and driving the car very hard that is; cornering hard. I put the car on the lift again only to find a very small fuel leak coming from the seam in the tank. I still did not smell an order of gas but I was sure that the tank was leaki...
2003 Mazda Tribute LX 3.0L Charging VIN: 4F2YZ94143
Thank you for the pointers on this one. Not to bad of a job when you get the axle and the alternator bracket out of the way took me about 2 hours next one will be quicker.
2000 Mitsubishi Montero Sport XLS 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: JA4MT31HOY
thank you all for the info and your time. this vehicle was rechecked for cam timing, fuel pressure, egr operation,vacuum leaks, all parts previuosly replaced were factory, rechecked anyway, wiggle test harness.we sent to our local mit dealer, no change, nothin... Trouble codes: P0300.
2002 Nissan Sentra CA 1.8L MIL Lamp on VIN: 3N1CB51D92
nissan had to replace the whole throttle body assembly. when we replaced the tps sensor , they said the part couldn't be exchanged without replacing the throttle body assembly. go figure? Trouble codes: P1705 (tcm received wrong app signals).
1997 Subaru Legacy Outback 2.5L Poor Idle Quality, Hesitation, Surge, Cuts out VIN: 4S3BG6850V
I recieved a lot of great advice with this vehicle. Much to my dismay, the customer can't afford to fix it now. I came to the conclusion the valves on the other side were not seating properly. I connected a vacuum gauge to the engine and there was significant ... Trouble codes: P1507.
2000 Toyota Avalon XL 3.0L MIL Lamp on VIN: 4T1BF28B4Y
Thanks to everybody who had responded. At first I found a split open vacuum hose betveen purge VSV and EVAP canistr, cleared the codes. Car was back 2 das later with only P0446,I replaced CCV VSV. The vehcle has not been back since. Trouble codes: P0171.
2001 Toyota Sienna CE 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 4T3ZF19C41
several good idea's. Customer did not want to proceed any further at this time. I will update in future if van comes back in. Trouble codes: P0300.
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