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Prev Professional Automotive Repair Technical Discussions for July 9, 2004
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Help Request Answers
1992 Honda Civic LX 1.5L Excessive Emissions VIN: JHMEG865XN
hey all, thanks for your time. car fails emissions test (asm). at idle and no load 2500rpm everyting looks great, all scan data normal, o2 fluctuates 100mv to above 900mv. CO is zero or near zero. under load, either driving or during asm test o2 fluctuates 500...
1996 Infiniti J30 3.0L Right side headlamps VIN: JNKAY21D6V
Hello everyone, We are having problem with non-operating headlamps on the right hand side(passenger side)only. Power is coming to the head lamps for the Left hand side only. After doing some circuit tracing from the ALLDATA diagram, we suspect that the "Headl...
1999 Isuzu ELF 4.6CID No Start VIN: NKR7IE-741
this vehicle cranks but no fuel to the injectors .there is no info in barbados on this vehicle any help on how to read codes without a csan toll would be appreciated, or a possible website that i can visit .thanks for your comments in advance.
1993 Lexus ES300 3.0L Excessive Emissions, Misfire VIN: JT8VK13T3P
After p/s repair now cylinder #3 is misfiring and raw fuel is coming out of tail pipe. If I disconnect injector it clears up. So I replaced injector and problem still exists. I checked for injector pulse and found to be the same as other cylinders. I can not f...
1993 Mazda 626 LX 2.0L transmission VIN: 1YVGE22A3P
Hi guys need some help I rebuilt this transmision about 4 weeks ago and have low line pressure. I have gone through the valve body and pump 2 times can not find anything wrong and still have low pressure. Line pressure 40-50 psi in all gears at idle 25 after a...
1994 Mazda 626 DX 2.0L MIL Lamp on VIN: 1YVGE22C6R
This 94 Mazda 626 AUTOMATIC uses Ford EEC system. We are a Japanese only shop and do not have a Ford breakout box or even a Ford cartridge for our scanner. I KNOW that there is a way to get codes manually but I don't know what it is. There was no help in the a...
1994 Mazda B4000 SE 4.0L lack of power VIN: 4F4DR17XXR
I ALREADY REPLACED MAF SENSOR 1 MONTH AGO FOR UNRELATED ISSUE--SEE REPAIR HISTORY--- The customer recently drove the truck to the mountains (1100 ft above sea level) and on the way up they experienced a lack of power and check engine light on with the listed c... Trouble codes: 0157 (maf signal low), 0172 (ego not switching lean b-1), 0173 (ego not switching rich b-1), 0177 (ego not switching rich b-2), 0181 (cruise rich limit bank 1 still lean), 0189 (cruise rich limit bank 2 still lean)
1999 Mazda Millenia S 2.3L no drive VIN: JM1TA2224X
This car came in with only reverse. We tore down the transmission and found several clutch packs burnt up- the over-running clutch, forward clutch and high clutch. The car has low mileage and is very clean so we weren't sure what could have caused the damage (...
2000 Mazda 626 ES 2.0L system pressure VIN: 1YVGF22CXY
hi, thanks for taking the time to read our request. we have a mazda 626 that came in with the a/c inop. we discovered the high pressure relief valve was blown out and installed a new one. when we were recharging the system we found that the condenser fan was ...
1990 Mitsubishi Montero 3.0L Poor Idle Quality, Surge VIN: JA4GJ41S4M
Car came in with idle going up and down. Also seems to stay on high idle too long. Antifreeze is full. Idle closed switch is good, however if you disconnect the TPS the idle goes high and is stable. Coolant sensor checks out good. Air temp sensor tested bad. T...
1997 Mitsubishi Eclipse Spyder GST 2.0L oil pump gasket VIN: 4A3AX55F2V
Vehicle came in with excessive oil leak from behind the timing cover. Replaced crank and oil pump seals - still leaked. Ran engine with timing cover off - found pin hole in front engine cover, area of oil pump (manufacturing defect). Pulled front cover and had...
2001 Mitsubishi Chariot 2.4L Excessive Emissions, Poor Idle Quality, Hesitation, Poor Fuel Economy VIN: N84W013526
It came in with code P0173 and took us hours to rectify injectors leaking that cause rich emission. manage to use scanner to lock indiviual injector while observing O2 thru' labscope and particularly #3 injector. Bingo!that was the culprit. Changed injectors, ... Trouble codes: P0173 (Fuel trim malfunction Bank 2)
1996 Nissan Quest GXE 3.0L MIL Lamp on VIN: 4N2DN11W6T
I believe we correctly replaced switch and carefully adjusted it, and checked readings with scanner. We tried to do the "reset throttle position memory" step with our scanner, which does not really support it. The factory instructions tell how to do it only wi... Trouble codes: 0120 (throttle position switch), 0325 (engine knock sensor), 1705 (tps signal to transmission)
1998 Nissan Maxima SE 3.0L Surge VIN: PA33-50092
The vehicle has a surging problem at around 40km per hour or light throttle but more noticable at this speed. Checked engine for codes and scanner data all looks ok. On the odd ocassion the O2 sensor will go lean and shows .02volt on the scanner but will not s...
1994 Toyota Camry LE 3.0L engine oil pressure VIN: 4T1GK12E5R
Hi everybody : The engine oil light came on after the car warm up and drive around a block,replaced new oil pressure switch with no help,hook up gauge at oil pressure switch port and reads 70 psi at cold and drop to 30 warm up at idle.There is no loud engine ...
1999 Toyota RAV4 2.0L MIL Lamp on VIN: JT3HP10V5X
2001 Toyota Sequoia Limited 4.7L horn, power locks,power windows VIN: 5TOBT44A21
Hi Toyota guys, Hoping for some direction in diagnosing an intermittent assortment of electrcal gremlins. 1st time customer bringing vehicle in next week states that condition started 2mos.ago and is increasing in frequency, to the point of every coouple days ...

Fixes & Summaries for Asian
Fix/Summary Answers
1994 Infiniti Q45 A 4.5L engine VIN: JNKNG01D4R
We are going to call this fixed. Although my tech is still reassembling the car I feel we have found and repaired the problem. I would like to thank the three techs who replied. One said he found a bent rod in the one he was working on. One told me how to acce...
1995 Mazda Millenia S 2.3L supercharger VIN: JM1TA2221S
Thanks for the replies guys. We told the customer of the risks repairing the poor compression may not fix the supercharger noise.The customer likes his car and wanted the heads removed, found bent valves.Did not think the knock from the supercharger would go w...
1991 Mitsubishi Galant 2.0L No Start, hard start/no power VIN: JA3CR46V3M
Thanks for all the great replies. Suggestions were to check the resistance of the IAC and to check the MPFI relay. Yes they both need to be replaced. The only reason I am closing this as a non repair is because the customer only wanted to have the PCM repl...
1998 Nissan Maxima GLE 3.0L extended crank VIN: JN1CA21D4W
moved the block ground cable to the other side of starter away from the crank positon sensor - it was interfering with crank position sensor. Thanks every one for the advice and to Joe from Z Doctor Electronics - he called us with the fix!! Don [...]
2004 Subaru Impreza WRX STI 2.5L MIL Lamp on VIN: JF1GD706X4
Hi Everyone I would like to thank everone who read my post, especially the three whom responded to my post. Steven [...] responded by saying that it might be the wastegate not openning when its suppose to or the linkage is bent or lack of vacuum to wastegate... Trouble codes: P0108.
1987 Toyota Land Cruiser 4.2L Power Steering Pump VIN: JT3FJ60G9H
What I did was take the reservoir off again and clean the screen real good again. Reinstalled and tried it again. The noise went away. Of the posts that was sent to me there was one on cleaning the screen again, and applying vacuum which I had done these thing...
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