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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 25, 2014
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for Asian
Help Request Answers
2007 Acura MDX 3.7L accessories VIN: 2HNYD28357
Rattling / chattering noise from serpentine belt area. Noise begins after warming up for 3-5 minutes. Noise is at idle, goes away at 1300 to 1500 rpm. Similar to noise created when a large chunk of converter rattles. Much deeper noise than a heat shield. With ...
1998 Honda Civic EX 1.6L Hesitation VIN: 1HGEJ8145W
98 Honda VETC stumbles on acceleration. No Codes. Car has been worked on by several local shops. Found service bulletin HSN 0402-07 which describes fuel cut off because of delayed oil supply issues at the VTEC pressure switch and the computer cuting off fuel. ...
2005 Kia Optima LX 2.4L MIL Lamp on VIN: KNAGD12615
vehicle has repeated visits with code p0401 EGR insufficient flow detected - repeated all tests i could find and cannot get light to stay out longer than 2-3 days - help in solving mystery is appreciated and thank y'all in advance Trouble codes: P0401
1994 Mazda B4000 SE 4.0L Excessive Emissions, Hesitation, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 4F4CR13X0R
This is my plow truck,and it sits around most of the time.it came due for inspection,and it failed two speed idle test.idle is great,but once the throttle is cracked open it starts stinking up a storm!for awhile now it has intermittently stumpled/misfire while... Trouble codes: 117 (Cts low volts), 172 (Lean bank 1), 173 (Rich bank 1), 543 (Fuel pump secondary), 512 (Kam test failure)
2009 Nissan Quest 3.5L MIL Lamp on VIN: 5N1BV28U99
We got a 2009 Nissan Quest here with fuel trim problems at idle. The short term fuel trim constantly cycles from 25% to 0% to 25% (im reading this in OBD2 data) and we notice a surge in idle speed. Also the idle is high, about 1000+ in park/neutral. I tried... Trouble codes: P0171 (Lean bank 1), P0174 (Lean bank 2)
1994 Toyota T100 SR5 3.0L ignition timing VIN: JT4VD20A8R
Hi Toyota techs.This T100 will not accelerate when the timing is set to 10 degrees.Upon checking with a timing light and watching the scanner,I realized the timing is retarding about 15 or 20 degrees on throttle opening.Checked G1,G2,and NE coils resistance in...

Fixes & Summaries for Asian
Fix/Summary Answers
1997 Acura RL 3.5L Misfire, not firing left bank VIN: JH4KA9643V
Well this one is fixed. Thanks for all the replies. Turned out to be a connection issue in the wiring harness above the ignition module. I found it with a old fashioned wiggle test. With the vehicle running rough I started tugging on the harness and it smoothe... Trouble codes: P1304, P1305, P1306.
1996 Honda Accord LX 2.7L cam plug VIN: 1HGCE6649T
This ones out the door you guys are great. every body said loosen up the cam housing just enough to slip it in there. use sealer at the end piece.I loosened up I was worried about disturbing the end at the t belt. when got most of the bolts loose it had wiggle...
2008 Nissan Versa SL 1.8L No Start, MIL Lamp on, Theft light on VIN: 3N1BC13G18
Thanks everyone for the replies. someone had taken off the steering column for some bodywork related repair and the EPS module has a connector that is identical to the NATS antenna connector. it barely reaches but they managed to swap them. swapped connectors ... Trouble codes: P (1610), P (1610), U (1001).
2002 Toyota Corolla CE 1.8L Hesitation, Stall, MIL Lamp on VIN: 1NXBR12E32
I would like to thanks everyone who help me, but I did make one mistake when it came to smoking the engine and having excessive smoke come from the valve cover gasket. The students didn't have all the hoses plugged off, and there was one connected to the valve... Trouble codes: P0171.
2007 Toyota Prius Touring 1.5L Mechanical VIN: JTDKB20U87
After some research and help form IATN, We removed and disassembled and found A bad bearing and some light wear in the case where a bearing cup seats. I'm sure this is the source of the noise. Wanted to put pictures up but have been busy. Will post them later...
2007 Toyota Matrix XR 1.8L MIL Lamp on VIN: 2T1KR32E87
The vehicle returned with the same code, checked all stream, freeze frame etc, could not find anything erroneous, seems to be fixed but don't know for sure what fixed it, why did the code return once after changing both o2 sensors and then didn't come on again... Trouble codes: P0171.
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