Prev iATN Members TechHelp for August 22, 2007
Automotive Technical Exchange for the Automotive Repair Professional		 Next
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Open Help Requests for Asian
Help Request Answers
2001 Acura MDX 3.5L steady cruise
Not sure it is transmission related, but this vehicle has an ittermitent noise I would describe as a fast flapping type noise underneath. Kind of like air escaping from a baloon.You can even feel it a little bit. We have only heard it at 35-45 mph at a steady ...		 View
1991 Honda Civic 1.5L turn signal
This fine car came in with no signals we checked fuse power on both sides. tested wires for continuity and found all good, my electrical diagrams dont show very much. If I run power to the switch I can light all of the exterior lights but they dont blink I wan...		 View
2002 Hyundai Elantra 2.0L motor
car came in for maint. timing belt, run fine when it came in. replaced the timing belt and now the motor surges. have checked and cleaned the iac but didnt help. sometimes it will rev up to 5,000 rpms instead of surgeing. have rechecked timing belt several tim...		 View
2004 Hyundai Santa Fe 2.7L MIL Lamp on
Hello all This is the second time around for us on this vehicle. This vehickle sets a PO456 after a long run. Smoke tested the system and found numerous small wisps at every hose connection. Sealed all connections using grease and screw type clamps. Retesed w... Trouble codes: PO456 (Very small evap leak).		 View
1998 Isuzu Rodeo 3.2L high idle
Got this problem child second hand. The idle shoots up and stays at 3000rpm. It has already had the IAC replaced, and a new ECM flashed and installed. If I remove the IAC and manually close it, the idle will remain wherever I set it, but when I turn off the ig...		 View
1993 Lexus ES 300 3.0L cooling fan
Hey fellow techs. I have this 93 ES300 with a hydraulic fan. The problem is it wont overheat at highway speed but as soon as you get off the highway it starts getting hot. The fan does increase in speed but get much faster with higher rpm. I can jumper the E1 ...		 View
1999 Mazda Protege 1.8L Hesitation, Cuts out, Misfire
Car came in for a intermittent misfire on a zero maintenance plan. Replaced origional plugs and plug wires. Same result. Scope testing coil input from pcm found a drop out on rh coil pack. (Has a 5v square wave pcm signal to fire coils.) Replaced coil with kno...		 View
1999 Mitsubishi Eclipse 2.4L 2-3 Shift etc.
Hello Everyone, We have this Spider Eclips, that had the trans rebuilt over a year ago. All was well until one day last week, when started to slip on and off 2-3, bang into gears at times, takes off in second gear sometimes, from park at times there is no reve...		 View
1987 Nissan Pathfinder 2.4L Poor Idle Quality, Cuts out
Over fueling, running badly. Have been working on this for a month trying to figure out the problem. We have replaced the complete throttle body including the air flow meter, temp sending unit for the computer, and various plugs with corrosion on the pins. I s...		 View
1987 Nissan Pulsar NX 1.6L Excessive Emissions
Optical distributor output for cam and crank signals should be digital square wave? I'm getting a sawtooth pattern even with rebuilt distributor. Can anyone confirm ? Thank You		 View
2001 Nissan Frontier 3.3L compressor
vehicle will run cold for a long time but whenever it feels like it shut compressor off and won't come back on unless you tap face plate to compressor, replaced expansion valve, accumulator, thermo switch in evaporator housing, sucked into many vacuums to extr...		 View
2005 Nissan Pathfinder 4.0L timing chain area
Hi fellow techs. I have a 2005 Nissan pathfinder in the shop with a strange whining sound from the front of the engine. The noise sounds exactly like a bad bearing in a serpentine belt tensioner or roller and it's the same when the engine is hot or cold. I rem...		 View
1997 Toyota Land Cruiser 4.5L smoke on take off
frist time user hope u can help Replaced the valve seals now after it warms up when you slow down or stop and take off smoke bellows out the tail pipe the oil is coming in through the pcv valve I can pull it and redrive and it fine replaced pcv w/BA waiting on...		 View
1997 Toyota 4Runner 3.4L Hesitation
this seems like it should be simple but im missing it has no power and souds like exhaust leak on right bank however noise is in the air intake first thing i thought was restricted exhaust droped exhaust and road tested no improvement so put exhaust up fellow ...		 View
1999 Toyota 4Runner 3.4L Hesitation
Truck has no power. It Barely moves at light throttle. Falls flat over 1/4 throttle. Idles ok. Had code for O2 sensor heater, I tested it and the heater was open. I put on a new one B1S1. Checked it with scanner. It didn't work. It stays stuck at 660mv. I unpl... Trouble codes: PO125 (Insufficient Temp for Closed Loop), P1135 (B1S1 Heater Circuit).		 View
2000 Toyota Sienna 3.0L Misfire
only have one ign coil firing.swapped coils around and still only the center one fires.theres no triggering from the igniter.scoped the signals from ecu to igniter only getting signal from ecu to fire the center coil i think the ecu is bad. they are 1400.00,ca...		 View
2000 Toyota Corolla 1.8L Hesitation, Misfire
Car runs great on steady speed,but under any load has a lean miss-fire.Adaptive fuel is +24 under load.Has new plugs and o2 sensor.		 View
2003 Toyota Camry 2.4L intake manifold
This car is losing coolant intermittantly and overheating and holds pressure when tested.However, we see some evidence of coolant leakage from under the intake manifold leaking down the back of the engine,which is consistant with the customers claim that it is...		 View
2004 Toyota Celica 1.8L MIL Lamp on
Thank you first of all to all who take time to read this. I have this Celica GT that is setting this P0441 code and I have tested the selonoids in the system and they all seem to be working just fine including the fuel tank pressure sensor on top of the gas ta... Trouble codes: P0441 (Excessive purge flow detected).		 View

Fixes & Summaries for Asian
Fix/Summary Answers
1998 Infiniti QX4 3.3L Ball Joint
Thank you very much to all those that responded. I did get the ball joints out after getting the rotors off with a BFH. Everything on this thing was rusted and nothing wanted to come off. Blaster and the BFH did well. Thanks again.		 4
2001 Kia Sportage 2.0L oil pan
I would like to thank those who took time to answer my help request. I did not have to drop the transmission. I took the front differental loose and dropped it down enough to get clearance, you also have to turn the steering all the way to one side and it come...		 3
2004 Lexus LS 430 4.3L compressor
I got the info I needed to fix this from Dave and Stuart who said the compressor is engaged by voltage from the climate control to the two wires going to the compressor. I had already checked and found it would get a signal from the climate control to these w...		 6
2001 Mazda 626 2.0L cooling fan
It came down to no ground signal from the control module. Both temp sensors tested good. The customer came and took the car without repairing it, did not want to spend the $$$ for the control module. Thanks to those who responded.		 2
1999 Mitsubishi Eclipse 2.0L No Start, Cuts out
Ok guys this one is pretty much figured out except that the customer does not want the fix at this time. With the help from car doctor Mike we narrowed this problem down to the computer reference voltage. The 8v reference for cam, crank, and vss disappears whe...		 6
2000 Nissan Maxima 3.0L Hesitation, Misfire
Thanks for all of the replys. Alot of you mentioned a MAF and that was my gut feeling as well but that was the first thing I tryed (known good unit) and it made no difference. Also since it ran fine before we removed the trans we figured that it had to be som...		 8
2001 Nissan Xterra 3.3L No Communication
Thanks to Christian [...] and Eric for replying to my request. I did check the generic side of the computer to see if it was communicating and it wasn't. I'm sorry I can't be of any help because the vehicle left the shop and didn't return. Thanks again for ta...		 3
2003 Nissan Pathfinder 3.5L Hesitation
Well, after testing the vacuum check switch, which tested bad at ECM, I ordered the switch and it did not solve the problem. I tested the solenoid a second time and it was not functional. Turns out the solenoid only worked properly intermittenly. I replaced th... Trouble codes: p1130 (swirl control valve control solenoid).		 5
2003 Nissan Maxima 3.5L Poor Idle Quality, MIL Lamp on
Thank you to all who replied. The general consensus is don't clean the throttle body on the Nissan Maxima or Altima models if it is a "drive by wire" unit. Our local Nissan dealer said they see this failure frequently after this type of throttle body is cleane... Trouble codes: p0506 (idle speed low).		 8
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next