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Prev Professional Automotive Repair Technical Discussions for February 22, 2005
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Open Help Requests for All Makes and Models
Help Request Answers
1988 Acura Legend L 2.7L MIL Lamp on VIN: JH4KA4552J
Dear friends, An Acura Legend keeps turning on the MIL. Its ECU is blinking code 12 only, for the EGR system. My diagnostic trouble tree (courtesy of AllData) is very intuitive; testing quickly dead ends on the ECU. Skeptical of such results and noting that t... Trouble codes: 12 (EGR System)
1993 BMW 325i 2.5L shifter lockout solenoid VIN: WBACB431XP
Hey fellow techs, I could use some advice on a direction with this problem. I have a problem that seems to occur three or four times a week on this BMW.When the brake pedal is depressed the shifter safety lockout solenoid does not disengage thereby not allowin...
1997 BMW 740iL 4.4L alarm
According to the alarm counter, the alarm has been triggered by the pitch sensor several times at the rate of 2 to 3 times a day. This happens anywhere, including when the vehicle is locked in the customers locked garage. For now he double locks the vehicle to...
1992 Buick LeSabre Limited 3.8L abs light on VIN: 1G4HR53L3N
abs light on,scan system codes,37left rear sensor at zero,code 45 left front inlet valve circuit failure,after extensive testing of system,all sensor resistance are ok,pass ac output at each sensor and at abs module,wiring connectors are ok,relay was replaced....
1995 Cadillac DeVille 4.9L vibration VIN: 1G6KD52B7S
Car was brought to me after transmission was rebuilt and customer was feeling vibration after converter lock up. I have noticed vibration there also without converter lock up and it is not as noticable. Can not find miss fire problem doesn't feel exactly like ...
1998 Cadillac DeVille 4.6L Blower motor VIN: 1G6KD54Y4W
The Blower motor does not work. I have three wires. Red constant voltage, Black ground. Grey, not sure. I understand so far that it comes from the acm and controls blower op and speed. I read a fix archive that said it was a low varying voltage only visible wh...
1984 Chevrolet Corvette 5.7L no shut off VIN: 1G1AY0784E
Greetings, This vette towed in for new longblock, transplant went well and now the fun begins. In the column, we can turn key and provide power to the dash, and accesories, and turn the key back and shut them off. When we turn the key and actually start the c...
1993 Chevrolet G20 Sportvan 5.7L battery VIN: 1GBEG25K2P
HELLO, I have this van that is not driven very often, but the owner starts it up every three days. Over the last three weeks he has to jump it off on the third day. He has changed the battery with no success. I have been chasing a battery drain of 0.097A. If i...
1995 Chevrolet Blazer 4.3L 4 wheel drive not wo VIN: 1GNDT13WXS
we had worked on this car previously. the first time it was here for the 4 wheel drive not working, we unplugged the transfer case control module and plugged it back in and it started working. we replaced the transfer case control module with a new one from de...
1996 Chevrolet Blazer 4.3L Transfer Case VIN: 1GNDT13W7T
I am trying to troubleshoot the Electronic Transfer case system on this vehicle. It has the 3 buttons on the dash, not the floor shifter system NV 233. Basically the lights flash on the dash, & the 4WD system doesn't really respond.It came in with a P1875 code...
1996 Chevrolet C1500 Cheyenne 4.3L Misfire VIN: 1GCEC14W9T
the truck misses between first and second gear.but it seems to get better the longer you run it.i know it sounds like a wet problem,but some times it runs good when damp.
1997 Chevrolet Blazer 4.3L No Start VIN: 1GNCT18W2V
Hello Everyone, I know it's been a long time sense I've particapated in the forum, but Uncle Sam had me otherwise occupied the last two years. I came back to the shop and I've got this problem child that has stumped me for the last three weeks. It's a '97 4.... Trouble codes: P0338 (Crankshaft position sensor circuit high frequency)
2001 Chevrolet Silverado 3500 6.6L No Start, MIL Lamp on VIN: 1GDJC3Y111
Customer states that truck starts fine when cold but has to ether it to start when cold. Sometimes driving it won't run but [...] and loses power. This is only the second Duramax I've ever seen so I'm totally blind. I hear there's a lot of trouble with the ...
2001 Chevrolet Cavalier 2.2L Pressure control selenoid VIN: 1G1JC524X1
Customer complaint was TRAC OFF light was on. Check for codes and P0748,C1275 in history. Road test and codes reset as current codes. C1275 i believe is because of P0748 setting. Check PC selenoid circuit and resistance OK, within specs. Replaced PC selenoid a...
2003 Chevrolet Cavalier LS Sport 2.2L clutch VIN: 1G1JH12F53
when clutch pedal is pressed, almost sounds like fan is being turned on, but i know its not. no driveability problems. if anyone has had this problem, please let me know what it is,
2003 Chevrolet Silverado 1500 4.3L Excessive Emissions, MIL Lamp on VIN: 2GCEC19X63
This truck ever sence it came from bodyshop has had a ses light on & code P0128. The body shop replaced coolant temp sensor but no change. My snap-on scanner shows ect -40 degrees, intake air temp -40 and baro -.55 volts all the time. Tested for 5 volts from s... Trouble codes: P0128 (engine coolant temp sensor circut)
1995 Chrysler New Yorker 3.5L cluster gauge/lights VIN: 2C3HC46FXS
upon start the inst. panel will not work for 1-5 seconds,mostly intermittent-not affected by temp,code 66 no eatx ccd mssg from tcm stored in pcm,eatx prndl mssg not received in body module,nothing in trans computer,cust complains about intermittent downshift ...
1992 Dodge W150 5.2L lock-up and 4-3 downshift VIN: 1B7HM16Y4N
This truck works perfect while it is warming up. Once it reaches operating temp, barely touch the gas and it will unlock and do a 4-3 downshift. No matter where accelerator is at when it shifts into 4th. Just a slight movement of the gas and it goes back to to...
1997 Dodge Stratus 2.4L MIL Lamp on VIN: 1B3EJ46X8V
Hello this Dodge Stratus keeps going through up stream o2 sensors.Replaced sensors with oem sensors 3 times and they work for about 2000 miles and go dead-quit producing voltage.Checked pwrs&grounds for heater circuit & o2 circuit. Trouble codes: P0171
1998 Dodge Caravan LE 3.3L no ccd bus info VIN: 1B4GP55G9W
customer complaint is the mechanical dash does not display any info. the spedometer, temp guage, or fuel guage does not work. the cel and abs light is the only lamps lit. vehicle drives normal all options work door locks windows ect. hook up scan tool and i ha... Trouble codes: P1695, P1698
2002 Dodge Dakota SLT 3.9L oil pump VIN: 1B7HL48X72
vehicle was towed in with no oil pressure, replaced oil pump and added rislone, started vehicle and oil gauge read normal. (did not use mechanical gauge) returned to customer, drove approx. 50 miles and no oil pressure again, after vehicle sat for about 3 hour...
2002 Dodge Intrepid SE 2.7L l/r sol VIN: 2B3HD46R72
Car came with fluid leak at cooler line, level low by one quart. Repaired leak add one quart atf+4, short road test ok. Customer drove for one day and it came back with code p1776. MOD testing includes using a tester that I don't have. Is there another proce...
2003 Dodge Dakota SLT 4.7L No fluid pumping VIN: 1D7HG48N93
This vehicle has just come in on a roll-back. The only thing I have done is run scan check with snap-on. Won't pull forward or reverse. Has a code for L/R pressure switch. Truck will not roll backwards with engine running or shut off. I tried switching t-case ...
1990 Eagle Talon TSi 2.0L alternator VIN: 4E3CT64U1L
Car towed in. Customer states car started to stumble and loose power while driving up the Interstate. Eventually died and would not restart.(lack of battery power, would crank over very slow then nothing.) Called tow truck and waited 45 minutes for truck to ar...
1995 Ford F-350 Special 7.3L brake pedal VIN: 1FTJW35FSE
i just completed a brake job, replacing the front rotors, front pads, rear shoes, rear axle seals, lock nuts, all ford dealer item, no-off brand parts. before brake job, i had excellant brake pedal. currently, i have a brake pedal, with vehicle running, creeps...
1998 Ford Crown Victoria LX 4.6L rear diff VIN: 2FAFP74W1W
hey guys-need help! we have a 1998 crown vic that has a very harsh engagement in reverse only if coming from park or neutral. normal engagement from drive to reverse or to drive in any gear. removed rear diff cover and found some slack in the spiders and cross...
1999 Ford Taurus SE 3.0L engine oil VIN: 1FAFP53U4X
When my customer brought this in, he said I would likely have to overhaul the engine due to some grit in the oil. He said he assumed it was metal shavings. It's not. What ever this stuff is, it is definitely not metal. It burns with a cigarette lighter and bec...
2000 Ford Focus LX 2.0L Misfire VIN: 1FAFP33P4Y
When 1st started the engine runs smooth. When it warms up it starts to miss on #3 cylinder. We had the head off and replaced exhaust valves, made sure there was amble valve to guide clearance. Has new plug wires and plugs. Swapped injectors and plugs, still sa... Trouble codes: 0303 (cyl 3 misfire)
2001 Ford Escort ZX2 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 3FAFP11361
car came in with code p301 cylinder#1 misfire, install new plugs & wires & new fuel injector cylinder#1, a week later came back with the same issue & same code & engine runing rough , no vaccum leak found & the fuel pressure is 38 psi with KOER, we install new... Trouble codes: 301 (misfire)
2001 Ford F-250 Super Duty Lariat 7.3L No Start VIN: 1FTNX21F71
Hi guys, This truck is a plow truck used to open up the ends of roads for the town. It died while in use a week and a half ago we tried a fuel filter as we were told that it had a water in fuel light on. That did not fix it, so we then replaced the cam sensor(...
2003 Ford Focus SVT 2.0L air bag flashing 13 VIN: 3FAHP37573
Car came from body shop after they replaced both air bags and airbag computer. Scanned with Snap on scanner- had several codes related to open pretensioners, air bags and crash event detected. Cleared codes and performed KOEO, no codes returned. Started car an...
1992 GMC Jimmy SLE 4.3L Hesitation, Surge VIN: 1GKDT13W5N
This is an odd one. driving normally i have no problem, but when i go to hammer the gas nothing. I can hear the motor trying to go but no downshift. went to go check the timing, disconnect EST plug, and the motor starts to surge. I have a feeling that it may b...
1997 GMC Safari SLE 4.3L Gauges VIN: 1GKDM19W6V
This van is driving me nuts. Original complaint dash guages inop. I bring it in and notice that the compass and the odometer and the PRND123 do not light up either. All the dash lights work, such as ABS Service Engine Soon etc...and dash illumination lights do...
2001 GMC Sierra 1500 SL 5.3L MIL Lamp on VIN: 1GTEK19T01
All the related repair history is over 2 months time. Truck would sometimes, usually cold but sometimes at cruise miss loose power, not pull. After 1-5 minutes would clear up, run fine, maybe rest of day or ok for 3-4 days. Well back today, lean bank codes p01... Trouble codes: P0300, P0171, P0174
1999 Isuzu Rodeo LS 3.2L MIL Lamp on VIN: 4S2CK58W4X
hello friends, have a evap system code p0440. the code is not specific to a sub system of the evap system. it includes every thing from the fuel cap to the purge solenoid. the freeze frame shows the code setting with engine off. 0 rpm. 0 fuel trim data. the pu... Trouble codes: P0440
1994 Mazda RX-7 1.3L Front Cover VIN: JMIFD333IR
mazda techs We have this RX7 with the front cover leaking oil. My question is can you pull the front cover with out pulling the engine and how much time should I quote. Thank you for you time and advice.
1957 Mercedes-Benz 220s 2.2L crankshaft specs VIN: 0007511654
Hey guys, I'm currently rebuilding the engine on this old jewel and it's obviously been apart before because it has oversize pistons(80.46mm size). Does anyone have the specs on the crank rod and main journals for this engine. the bearings that came out show p...
1995 Mercedes-Benz E420 4.2L left front window VIN: WDBEA34E6S
I am trying to repair the left front window but I cant get the arm rest-door pull off the door. I removed the bolt at the top front of the door pull but I cant find any bolts on the arm rest and have not been able to get it to push upwards, forwards or back. T...
1996 Mercedes-Benz C280 2.8L not ready VIN: WDHBH28E3T
This car came in after failing the Ill state emissions test, no check engine light on,the readyness monitors for egr, cat, evap not run, I looked at the data and didn't find any reason for this., the car had not been serviced in over 6 months. never jump start...
1997 Mercury Villager GS 3.0L MIL Lamp on VIN: 4M2DV1110V
Hello all, first I'm having trouble with engine ID according to the VIN. Everything in my information system (shop key) for this 3.0 litre idenifies it as VIN W only. If you look at VIN# there isn't even a (W) in the number. This is really confusing me. The en... Trouble codes: P0325
2000 Mercury Sable LS Premium 3.0L Surge VIN: 1MEFM55S8Y
Hello Fellow Techs. I have a sable that wants to take off when sitting at a stop in gear. The rpms just take off like someone hit the gas pedal. I found it happening when the ac engauged with the defrost on. I understand the vehicle is supposed to kick the id...
1998 Mitsubishi Montero Sport LS 3.0L alternator VIN: JA4MT31P7W
Good morning Trying to repair an oil leak that is dripping into the alternator causing it to fail, the oil appears to be dripping from the exhuast manifold stud just above the alternator, need to know best procedure to repair, the valve cover gasket seems to ...
2000 Nissan Maxima GLE 3.0L Hesitation, Surge, Cuts out, MIL Lamp on VIN: JN1CA31D0Y
We checked all the above and everything is checking good we even cleaned MAF but car still runs bad. We checked database fixes and we found some with the same symtoms, but they had different codes for lean problem P0171 and P0174. We have a gut feeling it is t... Trouble codes: P0153 (O2 Slow Bank 2 Sensor 1), P0133 (O2 Slow Bank 1 Sensor 1)
2001 Nissan Maxima GLE 3.0L Cuts out, Stall VIN: JN1CA31D81
Hello all. This Maxima will not stay running. When I first checked it the car would not idle no matter what. You had to have your foot on the gas. Replaced the Idle Control Valve for Code P0505. Now it will idle with some coaxing. It will start and stall imme... Trouble codes: P0505 (Idle Control Problem)
1992 Oldsmobile Cutlass Supreme 3.4L Excessive Emissions, Poor Idle Quality, Surge VIN: 1G3WR11X5N
I am unable to get the NOx to come down any further... the car has failed the Nox part of the test 3 times now it's better but still twice the limit.(limit- 408 reading 818)When i first started the Nox was reading somewhere around 1580... way over the limit. i... Trouble codes: 33 (EGR Valve Malfunction)
2001 Oldsmobile Alero GL 3.4L Gaskets? VIN: 1G3NL52E91
This engine has a small amount of oil in the coolant reservoir. Owner states they have also had to add about 1/2 to 3/4 gallon of water in the last 3-4 months. No indication of water in the oil. No noted external coolant leaks. Owner states he has seen some wa...
1994 Pontiac Grand Prix SE 3.1L interior lighting VIN: 1G2WJ12M4R
well all this one is my cornwell toolmans sons car im using mitchell on demand wiring diagrams car came in for brakes and also securty light on (fixed). and interior lights staying on once started. interior lights wont come on when opening door switch test goo...
1995 Pontiac Sunfire SE 2.2L Misfire VIN: 1G2JB5241S
Car was brought in for external coolant leak at cylinder head (common for this engine), and a misfire at idle. The head was resurfaced and the gasket was replaced. The leak is fixed, but two and a half weeks later, I still cannot find the cause of the miss.I h...
1998 Pontiac Grand Am SE 2.4L Oil Pressure/Compression/Vacuum VIN: 1G2NE52T5W
This Grand Am (2.4) has high oil pressure and high compression test readings, along with low vacuum. Oil pressure at idle is a erratic-40 to 50 psi. At 2000 rpm it will spike and peg my gauge out at 100psi. Oil pressure reading is sort of all over the place bu...
1991 Porsche 911 Carrera 2 3.6L knock sensor #2 VIN: WP0CB2961M
I need to know which knock sensor is #2. Alldata doesn't say and the wiring diagram shows both to have the same color wires. I can remove the DME and test the wires to find which one it is but this would be a lot easier. Thanks all.
1994 Saab 9000 CDE Turbo 2.3L Cuts out, Misfire VIN: YS3CN48M4R
This car came in with a severe misfire on hard acceleration. It would run up to about 3500rpm, then buck & jerk. Sometimes the tach would hold at 2500rpm, and other times it would fall to 0. If you let off of the accelerator a little bit, the misfire will go a...
1997 Skoda FELICIA 1.3L Poor Idle Quality, Cuts out, Stall VIN: --
Car came to workshop for oil change. after service car start , then idling 1000 rpm warm up. then 800 rpm. after that rpm goes 600 - 500 then 1200 -1300 and shut down engine. clean throttle housing for several times but no change. no codes at all. any idea ?
1996 Subaru Legacy GT 2.5L Misfire VIN: 4S3BK43531
help no pulse # 1 cyl all els is fine
1994 Toyota Previa LE 2.4L No Start VIN: JT3AC12R9R
This little Previa is giving us fits. Customer brought this one in for rough running but died coming into parking lot. Tested and tracked to AM2 fuse near battery. Replaced fuse and vehicle started and runs great. Could not find reason for fuse blowing. Custom...
1996 Volkswagen Passat GLS 2.0L Stall, MIL Lamp on VIN: WVWGC83A5T
Help Again! Second VW this week with problems i cant solve. Customer swears it stalls while he is driving and must pull to the side of the road and wait about two minutes before it will re-fire. I did find one bad vacuum line and replaced it but the MIL is on ... Trouble codes: P1125 (1 Fuel injector short to ground)
1996 Volkswagen Jetta GL 2.0L Speed control VIN: 3VWRC81HOS
Hello & thanks in advance for any help. Customer says cruise control usually doesn't work but on & off it does. When I drove it it was INOP. Checking the electrical I found no power to control switch black wire. MOD shows this wire is powered from Trans module...
1997 Volkswagen Jetta GLS 2.0L speedometer VIN: 3VWSB81H0V
This car has been running us around the block. It came in with a inter. speedo problem [stops working]. It had a new speed sensor from vw. When it stops working there is no signal coming out of the speed sensor. We had encountered a golf once where the drive g...
1999 Volkswagen Jetta GLS 2.0L Excessive Emissions, Poor Idle Quality, Stall, Poor Fuel Economy VIN: 3VWSA29M7X
Hope someone can help me. When starting car will die, have to play with the throttle to be able to started, once started it idles at around 560 RPM's, rev it up and wants to stall once the idle comes down. No codes stored in the ECM, checked with ross tech. Ch...
2000 Volkswagen Passat GLS 1.8L no start VIN: WVWMA23B2Y
Had vehicle on my used car lot for 3 months. Never failed to start. Have someone interested in buying, so we brought car in for oil change. Had to push car in because would not start. Will not turn over. Good voltage new battery. Makes no noise nothing. Checke...
2001 Volkswagen Golf GTI GLS 1.8L dash lights VIN: J914061525
Hello Fellow Techs, I have this 01 gti with no power to fuse #23- dash lights, LR parking and front parking lights. Powering the fuse turns everything on like normal. Tracks 57-70 are for fuses 22&23 I have power at fuse 22. It looks like I may have a problem...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1991 BMW 318i 1.8L Engine valves VIN: WBAAJ9315M
Thanks to everyone for the help. We have not disassembled the vehicle because of time restraints in the classroom. However, we have come to the conclusion that the valves must be bent do to an over-revving condition since valve timing is ok and no other proble...
1995 BMW 525i 2.5L srs VIN: WBAHD6328S
Thanks to all who replied with help for this vehicle. Having the resistance specifications really helped. We tested the resistance from the module to the buckle on both the passenger and drivers side buckles and found the drivers side had 0.0 ohms. Which led u...
1997 Buick Skylark Limited 2.4L Poor Idle Quality VIN: 1G4NJ52T6V
Fellow Techs, Thanks for your responses. Suggestions included; 1. Use Fel-pro gaskets 2. Make sure that manifold support is in place. 3. Possible improved bolts from GM 4. Poor design Thanks again,
1969 Chevrolet Corvette 5.7L Windshield Wipers VIN: 194379S728
Thanks to all that replied, especially Thomas [...] for emailing the wiring diagram so quickly. After tracing wiring and grounding the wiper switch, (Thanks Bruce) The problem was the park contact inside the wiper motor was burned, Replace motor assembly with ...
1993 Chevrolet C3500 Silverado 6.5L overdrive VIN: 1GCHC33FXP
THANKS to all who helped with the limited info ya'll had to help me with. The problem is fixed.(The real test will be driving it for a few weeks) The TSP and the tricky adjustment(alldata has the settings) was the problem. It's now working fine and I really ap...
1994 Chevrolet Caprice Classic 4.3L MIL Lamp on VIN: 1G1BL52WXR
thanks for all of the replies,special thanks to david [...].turned out to be a bad canister purge solenoid.we followed the tests per alldata and it checked normal.upon discussion with the tech it had been an intermittent problem.also there was a different code... Trouble codes: 26 (quad driver moduler 1 faut).
1996 Chevrolet Blazer 4.3L Runs Rich VIN: 1GNCS13W0T
We Replaced The Fuel Pressure Regulator, Cutomer Drove It For 4 Days. Problem Is Corrected !! Trouble codes: P0172, P0175.
1998 Chevrolet Blazer 4.3L Transfer case VIN: 1GNDT13WXW
Thanks to everyone who replied, With all the great replies and our troubleshooting it pointed towards a bad encoder motor but, unfortunately, the customer elected just to live with having 4hi for now. He didn't want to pay for a new encoder motor at this time....
1998 Chevrolet Cavalier LS 2.4L intake manifold VIN: 1G1JF52T7W
Fellow Techs, All replies said to replace manifold due to warped mating surfaces. Thanks for your insight.
1999 Chevrolet Tahoe 5.7L 2nd &4th Gear VIN: 36KEC16R4X
I received many replies most said band broken, but i could see that it was alright.It ended up the one of the seals on the 2-4 servo piston had a big gap missing in it.Thanks for the help.
1999 Chevrolet Tahoe LS 5.7L steering wheel VIN: 1GNEK13R6X
jon from louisiana and alan from texas hit the nail on the head with the front wheel bearings. there wasnt any noise or play in them that we could see but it sure fixed the problem. i ruled out torque converter shudder by applying the brake as many of you sugg...
1995 Chrysler Cirrus LX 2.5L back brakes VIN: 1C3EJ56H5S
Its' great to see such a wonderful response to our problem, thank you all for your assistance in this repair. Obviously some of you have seen this before and now we can add our name to the list. It was in fact collasped rear brake hoses, we replaced both hoses...
1995 Chrysler Concorde 3.5L Stall VIN: 2C3HD56F1S
Thanks to everyone who responded. The most replies thought crank sensor. A few others said ASD relay. The tech who suggested fuel pump pointed out that it can be removed through an access hole in the trunk floor. The garage it was towed to replaced the crank...
1999 Dodge Caravan LE 3.3L light on VIN: 1B4GP5467X
WE sent it to dealer and the dealer cleared the code.As yet it has not returned. Thanks for the help Jim()( Trouble codes: FD.
1999 Dodge Avenger 2.5L poor acceleration VIN: 4B3AU4ZN9X
as a precaution i verified the timing components were all in alignment. powers and grounds to the computer were good. the cam and crank wave forms were normal. there were no cam or crank related codes, in fact no codes at all. i replaced the computer, and the ...
2000 Dodge Caravan SE 3.3L Instrument panel VIN: 2B4GP45R9Y
Upon further inspection, I found 3 connections on the instrument cluster circuit board that were bad. when a new board was put in, it all worked good. thanks for all the help.
2004 Dodge Durango SLT 5.7L rear wiper VIN: 1D4HB48D94
Well this truck is finally fixed. It turns out the configuration file that I had downloaded from Chrysler is either corrupt or incomplete. This is the file the Front Control Module uses to figure out what options your vehicle has. I had to have the Zone Field ...
1994 Ford Ranger STX 4.0L transmission VIN: 1FTCR14X1R
THANK YOU for making me look like a genius, the repair was very simple like most of them once the real problem is discovered. At the top of transmission at the shift rail are three rubber plugs, I removed the crossmember to drop the trans down a little which p...
1995 Ford Windstar GL 3.8L No Start VIN: 2FMDA5148S
First and foremost let me say thanks to those who responded.. Time is precious AND expensive.. Thanks, Kenneth, David, Peter, Troy, Sherman, Christian and Linwood.. The list of help offered up was, Ignition switch/connector, EEC relay, CCRM and fuel pump issue... Trouble codes: P0420.
1998 Ford Explorer Eddie Bauer 4.0L Poor Idle Quality, Surge, Misfire VIN: 1FMZU34EXW
Boy you just hate to addmit there's those out there you can't fix!This explorer came in with a check eng.light on ,slightly rough idle and a surge at 35mph.I recieved several replies-most indicating possible lower intake gasket leaks.However these tend to leak... Trouble codes: P0300.
1999 Ford E-250 Econoline 5.4L Misfire, MIL Lamp on VIN: 1FTNS24L4X
I recieved alot of replys about EGR passages getting clogged, but the missfire never went away even with the EGR disconnected (it did get better though) I recieved one reply about more bad coils and the only way to check them was to disconnect them while the t... Trouble codes: P0300.
2000 Ford Contour SE 2.5L Stall VIN: 1FAFP66L3Y
I am sorry to say that I do not have a proper fix for this vehicle. 'I still have my religion but I have lost most of my patience' but this is what I have learned...even though there is a large access hole under the rear seat the fuel pump will not come out th... Trouble codes: P0171 (System too lean bank 1), P0174 (System too lean bank 2).
2000 Ford Windstar LX 3.8L brake pedal VIN: 2FMZA5143Y
thanks to all those who replied. after repeated bleeding of system to no avail(as suggested by most), i replaced the abs unit, bled again and all was fine. thanks again for all of the advice.
2000 Ford F-450 Super Duty Lariat 7.3L No Start, Poor Idle Quality, No power VIN: 3FDXF46F2Y
This truck is used by a local trout farm for delivering live fish and this is their busy time of the year, so opportunites to work on this vehicle are few and far between. Charles [...] of CA suggested I take a much closer look at the EBP control valve and he... Trouble codes: P0420 (Exhaust Back Pressure Control Problem).
2001 Ford Windstar LX 3.8L Hesitation, Misfire, MIL Lamp on VIN: 2FMZA55431
Ah ! The sweet taste of sucess! I am pleased to say that I have fixed this Windstar. The solution was supplied by:[...]. His? suggestion was to try swapping coil primaries to see if the miss changed cylinders, which it did. This was a good ... Trouble codes: P0303 (Number 3 cylinder missfireRecen).
2002 Ford Explorer Postal 4.0L Instrument cluster VIN: 1FMZU62E92
Sorry it took so long to post the repair on this vehicle.I had something better than the right scanner or crystall ball.I had acustomer that told me he didnt care how much money or how long it took, but to just fix it.So i installed a new instrument cluster an...
1997 Geo Metro LSi 1.3L condenser fan VIN: 2C1MR229XV
Hello Friends: Thanks for your help. I was a little crazy with this vehicle, my wiring diagram was wrong in that part, with your info I checked the system and works O.K the pressures I got 30 Psi and 200 Psi, the temperature inside the car 5 C. The system mad...
1997 GMC 6500 3116CC No Start VIN: 1GDJ6H19VJ
WE replaced the two check valves in the fuel transfer pump and replaced all the gm plastic fuel lines. We tried to start after weekend but batteries were dead Installed two batteries and started this morning vehicle starts with out any problems now thanks to a...
1991 Jeep Cherokee Laredo 4.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1J4FJ58S1M
Thanks to those that responded a couple of you hit it right on the head. We took the alternator off and had a close look at it. The brushes inside the alternator were believed to be the cause of the problem. This one just through me for a loop. Once again IATN... Trouble codes: 41 (alternator field open or shorted).
1993 Lexus SC400 4.0L Stall VIN: JT8UZ30L4P
All replies said the ECU was behind the left quarter trim pannel. That's where it was and replacing it sloved the dying problem. Thanks to all.
2001 Lincoln LS 3.9L Shifting VIN: 1LNHM87A81
I did find a problem on this vehicle! There is a spring that breaks in the valve body and the problem is addressed by Sonnax. They have a special spring that will cure this problem. The Sonnax part number is [...], and it comes with directions & pictures. I...
1996 Mazda MPV ES 3.0L bucking VIN: JM3LV5232T
had new after market cap and roter installed.after receiving some help request replaced with mazda oem cap and roter which solve problem.
1990 Mercedes-Benz 190E 2.6 2.6L Very long cold crank VIN: WDBDA29D1L
I still have a problem with the 1990 Mercedese 190E. What i have learened was that it is a late model and is like a 1991. I looked at the fuses in the overvoltage relay and they were good, and i turned the fine mixture screw to richin it a little and that did ...
1994 Mercedes-Benz C180 1799CC Poor Idle Quality, Cuts out VIN: WDB2020182
Hi all, It seems that this system was either not common or did not exist in the USA. IATN, being mainly a US based site, may not have been the right place for me to post. Anyway, thanks to the four who replied. I had already double checked the wiring repai... Trouble codes: 003 (CTS Open), 004 (CTS implausable), 006 (IAT Short), 013 (Idle in limp), 022 (O2 Sensor High), 023 (O2 Sensor cold open).
1995 Mercedes-Benz E320 3.2L MIL Lamp on VIN: WDBEA32E3S
Thanks for everyones help on this one. Replaced the air mass meter and measured air flow changed quite a bit. tested o2 sensor wiring for possible shorts but none found. Kindof ran out of time and customer picked car up without further investigation. but light... Trouble codes: P1131.
1996 Mitsubishi Mirage S 1.5L wont set monitors VIN: JA3AA11A8T
This one is not fixed yet, irecieved a lot of replies stating that the monitors could not be set ect. But I found that the monitors usually can be set on this model (the procedure is very time cunsuming and specific)But after checking all sensors and pcm input...
2000 Pontiac Grand Am GT 3.4L gauges,heater,DRL,windows VIN: 1G2NW52E4Y
Thanks guys, it seems that the ignition swiych is the most popular possibilaty on this car so I will be changing that first. A couple of other odeas included shaking the harness under the power dist. box which I did and did not change the problem. Another was ...
1999 Subaru Forester S 2.5L Trans VIN: JF1SF6557X
The intake manifold bolts where loose. Six wires ground on top of it. Tightened intake and all is good. I had close this fix the same day I had opened it, but I guess it did it go through.
2001 Subaru Forester L 2.5L Unknown VIN: JF2SF63561
like most everyone said we needed to replaced the clutch pack and solinod for the 4 wheel drive in the back of the trans. A very easy job to perform. Remove the drive shaft and the trans rear extension. Replace the clutch pack,solinoid and gaskets. In the clut...
1994 Toyota Tercel DLX 1.5L oil Pressure VIN: JT2EL43T9R
Thank you to all who replied! I greatly appreciate your help. The fix is in! A genuine Toyota oil pump brought the hot idle up to 6 lbs from 1lbs with the Melling oil pump. Haven't had any problems with Melling oil pumps in over 15 years. Go figure? At least...
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