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Prev Professional Automotive Repair Technical Discussions for January 12, 2005
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Help Request Answers
1999 Acura TL 3.2L MIL Lamp on VIN: 199UUA5647
hello to all tech, i need help again. how do you clean the egr passages on this '99 3.2 tl? i removed the egr valve and it still run good. it slowly build up vacuum when i put my finger on the hole. i tried cleaning it with coat hanger and carb cleaner but no ...
2003 Honda Civic EX 1.7L Lighting VIN: 1HGEM21913
Need to know how to reset the maintenance service dash light (MAINT REQ`D) on this honda civic.
1997 Hyundai Sonata GL 2.0L Poor Idle Quality, Surge VIN: KMHCF24F3V
Engine idles extremely rough at idle. It "smoothes" out at about 1800 rpm. On road test car runs great until coming to a stop then it idles rough. I didn't notice any loss of power. Customer "states" that there was no problem before the timing belt failure. I'...
1998 Hyundai Sonata GL 2.0L monitors VIN: KMHCF24F9W
Hello Techs, I am posting for a new customer with a car that won't pass inspection for emissions.There are no codes,and no pending codes in OBDII.It is failing monitor status on catalyst,evap,egr,and o2 not ready.owner said he did alot of driving and vehicle h...
1989 Mazda 626 Turbo 2.2L Cuts out VIN: JM1GD2449K
When accelerating under heavy load, about 3500rpm will loose fuel injector signal and engine cuts out. Back off a few seconds and injector signal returns and will drive normal under light load or cruise. The manifold pressure goes to 14psi of boost when it cut...
2001 Mazda MPV DX 2.5L Excessive Emissions VIN: JM3LW28Y11
My question is, is there a common problem that will cause both #1 O2 sensors to read bad at the same time? I have seen this on Fords and have fixed vaccum lines to repair this problem without replacing O2 sensors. This vehicle has never had a tune-up. That is ... Trouble codes: P0421 (Warm-up Cat Effeciency Bank 1), P1170 (o2 b1 s1), P1173 (o2 b2 s1), P0171 (Too Lean Bank 1), P0304 (Misfire Cyl 4), P0481 (Undocumented Code)
1992 Mitsubishi Diamante ES 3.0L Misfire VIN: JA3XC47S9N
Car 1st came in 4 months ago. Skipping and running like dirt. Cleaned battery terms (nasty) sent on way. Came back after 1 week. Running like dirt, Replaced NGKs, OE cap and rotor. and ign coil. Checked T-belt alignment- old but holding, car shipped after mult... Trouble codes: #22, #23
1993 Mitsubishi Eclipse GS 2.0L ing VIN: 4A3CF44E5P
car will run great but will not idle without surging. i can retard timing to stop surge but will lose power.
1999 Mitsubishi Eclipse RS 2.0L No Start VIN: 4A3AK34Y9X
Help mits techs,replaced head gasket on this car over a month ago had it machined and checked for cracks.Reassembled top of motor and car ran great when it left shop.1 month later customer calls car wont crank,we tow it to shop and check timing belt and marks ... Trouble codes: 300 (random cyl misfire)
1994 Nissan D21 SE 3.0L MIL Lamp on VIN: 1N6HD16YXR
Customer brought in this truck wanting speedo sensor replaced. Dealer told him that's what he needed(speedo inop). The service writer told him that we would test it first. Well the speed sensor resistance is about 270 ohms. It will produce A/C voltage while ru...
1993 Toyota Corolla DX 1.8L Cuts out, Misfire, MIL Lamp on VIN: JT2AE09E6P
This car randomly cuts out and flashes on the MIL. and set a code 52 Knock sens, it has also set a code 14 & 22 in the past along with the 52. I cant find anything Wrong with the wiring. I am the 4th tech to look at this. It came to me with a new Knock and Co... Trouble codes: 52 (Knock sens), 14 (Rpm sig), 22 (Coolant)
1999 Toyota Camry CE 2.2L MIL Lamp on VIN: 4T1BG22K8X
Greetings Technicians. I have a real hair puller here and I'm glad I have an abundance of it(g). This is a 1999 Toyota Camry that keeps generating Evap codes. This vehicle first came in with a PO446 code. I reviewed the archives and the overwelming fix was to ... Trouble codes: 441 (Incorrect Evap Purge Flow)
2001 Toyota RAV4 2.0L Cuts out, Stall VIN: JTEHH20V31
does not loose spark, fuel or injector pulse when it stalls. Checked all computer grounds & voltages at computer, does not loose voltage when stalls. Does not loose cam or crank signal when stalls. Looses comunication with scanner and looses memory when stalls...

Fixes & Summaries for Asian
Fix/Summary Answers
1989 Honda Accord DX 2.0L Oil Light VIN: 1HGCA5625K
Seems as though the engine was ran excessivly hot two weeks prior to our visit and damaged has resulted on bearings. The engine makes no noise, so the customer has chosen to drive until engine has to be replaced.
1997 Honda Passport LX 3.2L Charging VIN: 4S6CM58V44
closed w/fix tried yet another alternator(bosch) and seems to work 14.22 at idle and 13.13volts under load with headlights on it charges 14.22 volts- I got a reply that this is normal as per design thanks a MILLION everyone! chuck [...]
2000 Infiniti G20 2.0L Poor Idle Quality, MIL Lamp on VIN: JNKCP11ATY
HI well I wish I had fix but I dont I receved two replys that for this code they had replaced the isc motor yhe other one was to clean isc and the bore and reset or go through relearn prosess but I for got to say that I had cleaned it and the bore I wonted to ... Trouble codes: P0505.
1997 Mitsubishi Mirage DE 1.5L No Start VIN: JA3AY26A5V
received 3 replies,thanks guys,they all suggested basic things like checking scanner data known good fuel ,injectors actually working ,etc.the car just defied logic . I tied a white flag on the antenae and sent it to to dealer. it's been a week and they haven'...
1994 Nissan Sentra SE 1.6L alternator VIN: 1N4EB31SXR
Idont ask for help very often,but your replies were very welcome.the battery had been replaced and did not help.replaced alt with OE,did not fix the problem.Idid a voltage drop on the main alt wire to battery pos.while engine was running,I had [...](to...
2000 Nissan Maxima GLE 3.0L MIL Lamp on, lacks power uphill VIN: JN1CA31D2Y
Hello All, 13 of 14 reponses talked about M.A.F.and reflash. I can't tell you how helpful this information was and how much we appreciate it. Being an independent, we were only able to clean the M.A.F. (it was dirty) Fuel trim numbers improved along with drive... Trouble codes: P0171 (P0171 system lean bank one).
1998 Subaru Legacy 2.5L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 4S3BC6858W
thanx to all that replied-thanx to dan [...] who i spoke with- this car became progressively worse all sensors and relays started to click and make noises-the check engine lite flashed constantly -we decided to switch computer harnesses from one engine to an... Trouble codes: P1101 (nuetral position switch circuit fault), P1100 (starter switch circuit fault), P0500 (vss fault), P0130 (o2 bank one fault), P0136 (o2 bank two fault), P1540 (vss fault).
2004 Suzuki BALENO -JXL 1600CC No Start, coil have no current VIN: HGF54GDF54
check the coil and found burnt replace coil and vehicle easily srart thanks for helping
1990 Toyota Hiace 2800CC no.4 - cylinder VIN: 12JH54FR99
i will work on vehicle and have satisfied results cleaning oil galary replace oil pump thanks for help me
1990 Toyota Celica All Trac 2.0L Hesitation, Cuts out, Stall, Misfire, MIL Lamp on, No throttle response VIN: ST20200312
As suggested I made sure that the four wires between distributor and ECU were sound by loading them with a large bulb one by one and wiggling the loom along its entire length. All was well so I changed ECU and that cured the fault. Other techs suggested that C... Trouble codes: 12 (No RPM signal within 2 seconds from starting.).
2000 Toyota Celica GT 1.8L Hesitation, hard start cold VIN: JTDDR32T0Y
A few replys delt with basic service items such as vacuum leaks, stuck purge valve and jumped cam timing. These things i had previously checked but double checked to be sure. There were several responses that sugested a problem with the Variable Valve Timing c...
2004 Toyota Corolla CE 1.8L Poor Idle Quality, poor idle quality VIN: GDFBJHM422
thanks for helping me i will work on vehicle and runing after 20000,30000 km then i see the problems thanks for guys i love IATN NETWORK
2004 Toyota Corolla CE 1.8L No Start, Misfire, startin trouble VIN: 4JH5G6F87S
i cleaning tbi,inj,ecu,grips, coil wire have broken thanks for member of IATN
2004 Toyota Corolla CE 1.8L MIL Lamp on VIN: JTDBR32E14
Hello, Thanks for the repleys. A new ECM was the fix. Had one repley from a Toyota tech that said there is a problem with oe ECMS now that they are made in the U.S. I heard that from other Toyota techs I know. I remember the good old days for GM's going south.... Trouble codes: P0505 (open or shorted iac valve).
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