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Prev Professional Automotive Repair Technical Discussions for July 15, 2004
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1997 Honda Civic EX 1.6L Poor Idle Quality, Surge VIN: 2HGEJ6550V
This is a 1997 Honda Civic with a D16Y7 engine (Canadian). I've tested and tried everything I can think of. These engines had a known problem with the IACV. So I tested it with the Vantage meter and the duty cycle was 1/2 of what it should have been at idle. T...
1993 Lexus LS400 4.0L Speedo meter VIN: JT8UF11E5P
This car is one of my regulars. Customer complaints the speedo meter's inop. Removed and reinstalled the cluster and speedo meter made it work again for a week. Checked the circuit and sensor, found no fault. The speedo meter works fine while I turned the spee...
1987 Mazda RX-7 1.3L Poor Idle Quality VIN: JMIFC3312H
Hello there, gotta an rx7 with and idle concern(stop laughing, we work on other types of vehicles, too!) Vehicle runs fine down the road, and all basic specs (eg, leading, trailing, fuel pressure, secondary voltage, manifold vacuum, etc...)are very good. What...
1996 Nissan Maxima SE 3.0L battery VIN: JNICA21D3T
battery goes down after 3 days. charging system is working fine. no lights are staying has a 110 milliamp draw with 7.5 bcm fuse removed draw goes to 20 milliamps.i have unpluged lights.
2000 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA31DXY
Hello to all Doctors out there: I have a costomers Maxima with code P0420 - Catalyst low bank 1. I checked for vaccum leaks with the smoke machine, found none. Replaced dirty air filter, checked plugs and cleaned throttle housing. The ST & LT fuel trims on B1 ... Trouble codes: P0420 (Catalyst efficiency low bank 1)
2001 Suzuki Grand Vitara JLX 2.5L cam timing VIN: JS3TD62V81
Have a v6 grand vitara here that came to me with a horrible timing chain noise, particularaly when you let off gas. I replaced the #1 timing chain tensioner per the suzuki tsb. All was well, no noise, customer happy. 335 miles later, the car bogged down and di...
1991 Toyota Corolla DLX 1.6L Excessive Emissions, Poor Fuel Economy VIN: 1NXAE94A5M
Hiyuh fellas. What we got here is failure of emission quality. Fails HC and CO. Looks to be running too rich. Vehicle gets to operating temperature no problem. Watching the o2 sensor, it will hover on the rich side. Could get it down if I snapped the throttle ...
1998 Toyota RAV4 2.0L Excessive Emissions, Poor Idle Quality, Surge, MIL Lamp on VIN: JT3XP10V1W
This one is Really frustrating We've have this rav4 for about 2 weeks This thing starts to run rich but we have a lean code.We saw the Air fuel ratio stuck at about 650mv tested it with snap-on vantage scope.Did not respond too test so we replaced it.Found Tsb... Trouble codes: P0171
2000 Toyota Camry LE 3.0L No Start VIN: 4T1BF22K1Y
hello fellow towed in crank no start. check for spark none,check injector pulse none,tryed to scan at data connector will not communicate with scanner.performed ecm power source circuit test at ecm terminals +b and e1 checking for battery power there...

Fixes & Summaries for Asian
Fix/Summary Answers
1996 Infiniti J30 3.0L Right side headlamps VIN: JNKAY21D6V
Thanksto all those who replied. The car's headlamp is functioning well. Customer had it's car and least for now. There are more electical problem in this car because the previous owner had install aftermarket alarm into the exsisting factory setup. ...
1993 Lexus LS400 4.0L Engine VIN: JT8UF11E1P
Ask and receive an answer. All replies indicated problem most likely a bad air control valve on power steering pump allowing fluid to go into intake manifold. We put a clear section of hose at the intake hose to the valve and started the engine and p/s fluid w...
1979 Mazda RX-7 GS 1.1L backfire VIN: SA22C-5496
The problem turns out to be a bad diverter valve. I was able to block off the air supply to the A.I.R. pump to eliminate the backfire. I have been unable, however, to locate a replacement unit. The customer wants to find one, so if anyone can supply a source, ...
2000 Mazda Protege DX 1.6L Cuts out VIN: JM1BJ2228Y
I received 3 replies concerning the problem. One suggested a possible wiring problem below the master cylinder, one possibly the tps and one suggesting a possible ecm ground problem. After repeated checks with no sucess, the customer decided to return to the u...
1989 Nissan Maxima SE 3.0L ingition wont turn off VIN: JN1HTO1P1K
there was a wire that hot wired the cooling fan on all of the time with key on. When the fans were told to come on it kept the ign circuit hot. i removed the wire and everything works great now.
2004 Toyota Sienna LE 3.3L Sliding Door VIN: 5TDZA23C54
Thanks to all that replied, This would be extremely expensive to accomplish. Customer decided no. thanks all.
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