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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 3, 2004
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Open Help Requests for All Makes and Models
Help Request Answers
1996 Acura TL 3.2L Excessive Emissions, Tailpipe smoke @idle VIN: JH4UA3640T
Hi there folks. I hope somebody knows what is ailing this car. The customer originally brought it in for smoke from the tailpipe at idle. I checked it out and found the smoke to smell like sulfer, so I checked the emissions and found the CO to be higher than n... Trouble codes: P0401
1996 BMW Z3 Roadster 1.9L No Start VIN: 4USCH7326T
sirs, i have this bmw that stalled while driving. i have no inj pulse and no spark. there are no codes, obd ii generic. i have voltage from module relay to coils and inj. i tested crank sensor and it was out of spec, replaced with new bmw sensor, no help. i ha...
1999 Buick LeSabre Custom 3.8L MIL Lamp on VIN: 1G4HP52K1X
this car would go nuts when we first got it. on the test drive it would buck, surge, trailerhitch, fishbite, chuggle, and everything else -- consistantly intermittant. We scoped the maf, and had good power, and ground. the signal output or frequency output was... Trouble codes: P0102 (Maf sensor malfuntion-Logs within 15 to 30 miles), P0401 (EGR flow insuffient-), P0446 (Evap code)
2001 Buick Century Custom 3.1L Starting VIN: 2G4WS52J41
We have a 2001 Buick Centy-that will not start. We have check every thing.We omi the chip in the key it omi 6.02 K omi. We omi the 2 white wires at base of key lock & cyl. Omi the same even in crank position. Have check the crank voltage off of the ign. & also...
1990 Cadillac DeVille 4.5L Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1G6CD533XL
This vehicle came in with the customer complaining of the engine cutting out under load.It actually hardly ran on test drive stalling after missing badly under load. Spark was good on scope but the injector pulse was erratic and then nonexistant. Code 41 lead ... Trouble codes: 41 (No reference pulses to ECM)
1991 Cadillac Seville 4.9L Mechanical VIN: 1G6KS53B4M
I have this cad, the problem is it won't go into gear. If you rock the vehicle back and forth and the gear selector is in drive it goes into gear and you can drive it. All gears shift normal, until you stop vehicle, put into park or neutral and then shift sele...
1992 Cadillac DeVille 4.9L compressor clutch VIN: 1G6CD52B6N
Please read repair history first. Vehicle is back in again same problem,A/C doesn't work,transmission in limp mode, fuse 5 blown. Did not check amp draw but have a coil resistance of .7 ohm which tells me high amp draw. I am really getting tired of changing th...
1998 Cadillac DeVille 4.6L compressor VIN: 1G6KD54Y2W
The Compressor will remain engaged all the time regardless if the controller is in econ mode, a/c mode or off. The only way to have the compressor disengaged is to put the system in econ mode, turn the engine off and restart it. If the engine is running and a/...
1995 Chevrolet K2500 Cheyenne 5.7L Air Doors VIN: 1GCFK29K4S
Hi Techs: This is not my area of expertise. This is a friend of mine so I said I would look at it. Problem being air flow only at floor vents. I remember reading many posts about air doors inop. I have not seen truck yet. Doing this on my own time. I am just h...
1995 Chevrolet G30 Beauville 5.7L Surge, NO POWER VIN: 1GAFG35K1S
Hi every one, the owner brought this bus to me (its has many seats as it carries passengers) with the complaint that it has no power and is surging. I tested the vehicle and confirmed the power loss which felt like serious gas starvation excepting that it does...
1997 Chevrolet Lumina 3.1L abs VIN: 2G1WL52MXV
We have tried the Identifix repair related to this problem (which is checking for corrosion at the underhood electrical center #2, found corrosion and cleaned it, but it did not solve the problem) Abs voltage after a few minutes of driving drops to about 2 vol...
1998 Chevrolet K2500 Cheyenne 5.7L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1GCGK24R4W
This truck only acts up after fully warm and acts like a lean miss at cruise and idle (in gear and/or park). The fuel trims show commanding for more fuel eventhough o2s are both high. AT WOT no miss is detected and the missfire counters are always at 0. If ind...
1999 Chevrolet Silverado 1500 4.8L fuel gauge and sender VIN: 2GCEC19V5X
Hi fellow iatn members. Hoping one of you techs can help me with this repair. Dash "Low fuel warning" light on in the message center and with scanner shows p0463. Using trouble tree to diagnose it leads to replacement of the sender inside the tank. Problem is...
1999 Chevrolet Malibu 2.4L A/C control head/compressor VIN: 1G1ND52T9X
Since replacement of A/C head, A/C has worked flawlessly. Local temps up to the low 100's this week. Noticed at a stop light that the green light indicating that the a/c is on blinks intermittently. When the light goes out, the vent temp goes ambient. When the...
1994 Dodge Intrepid ES 3.5L 1-2 or 2-1 shift VIN: 2B3ED56F8R
this vehicle goes into default iterm. (2 x per week) could do it on upshift of downshift. can't duplicate symptom. we've replaced both input and ouput sensors and pigtail connectors. trans fluid is very clean, no other symptoms or shift problems. we're leaning...
1995 Dodge Ram 2500 5.9L Stall, Misfire VIN: 1BK7KF26C7
Hello, I have a cummins diesal with a fuel problem I think!!! it will act up, starts running bad and if you let off the throttle it sometimes dies. the last time when restarting, it blew black smoke till it cleared up and then ran fine. it also feels like the ...
2001 Dodge Ram 3500 5.9L Misfire VIN: 1B7MF33511
Hello Techs Have been fighting limp at idle hot, and worse after hot soak. Over due for 30k tune up, came in at 71k missing badly. Replaced all secondary, cap, rotor, adjusted sync, plugs and wires. Highway driving performs good, stop and idle with limp. In...
2002 Dodge Grand Caravan Sport 3.3L Third gear VIN: 2B4GP44R02
Fault code for third gear ratio. When driving the van, it flares when it shifts to 3rd & defaults to 2nd. I tried driving with light throttle also & could not get it to go past 3rd into 4th. It seems no 3rd or 4th. Manual shows only common compoment is the OD ...
1989 Ford Escort LX 1.9L Excessive Emissions, Stall, Poor Fuel Economy VIN: 1FABP959KW
This one I need help with. The injector (when the engine is cold or hot it doesn't matter) will not stop spraying fuel. The engine will flood and hydro lock with too much fuel. Even with the ignition shut off the inj. keeps spraying fuel. When the plug at the ...
1990 Ford F-350 Custom 5.8L reverse VIN: 2FDHF37H6L
Good morning Ford technicians. I have this power service vehicle in my shop. If the vehicle is shifted into reverse when it isn't running, you can then start it and back up and reverse works great. If you then shift into another gear and back into reverse, it ...
1990 Ford Escort LX 1.9L Excessive Emissions VIN: 1FAPP9190L
This car was brought to my shop after failing a state IM test. Prior to it coming to me the O2 sensor had been replaced. I checked the signal from the O2 sensor and it reads between .970 and 1.10 volts. Snap throttle the O2 will drop to about .550 momentarily ...
1992 Ford E-350 Econoline XL 7.3L Rear Adjusters VIN: 1FBHE31M9N
In the past 2 months I've had this E-350 in for brakes becoming locked up in the rear. I have found NO problem in the rear brakes nor are the adjusters on wrong. This is a recurring problem 5 times to date. Thanks for your time and expertise.
1993 Ford Ranger STX 3.0L tcc clutch VIN: 1FTCR15U1P
I am able to actuate converter manually by grounding TCC solenoid circuit while driving down highway, but I cant get the puter to do it. The data parameters I am observing on scanner all look normal to me. ECT BOO TPS MAF Closed Loop Vehicle Speed. Was then th...
1994 Ford F F700 7.0L No Start VIN: 1FDPF70J8R
Hello Techs,Having trouble testing this one.Truck was borrowed and broke down while driving,No spark,no pulse at coil neg,but dim?Fuel pump relay energizes but not eec,Has a different set up and cant get any diagrams or testing data,seems like a poor ground bu...
1994 Ford F-150 XL 5.0L Hesitation, Surge, Cuts out, MIL Lamp on VIN: 1FTEX15N6R
I have done koeo test no codes found,also koer test also codes found.The vehicle occasionally will stumble at start up when it stumbles the mil flashes 4 times then the problem doesnt occur again for 1 to four days.I suspect a problem the computor or grounding...
1996 Ford Bronco Eddie Bauer 5.0L No Start, Cuts out, MIL Lamp on VIN: 1FMEU15N5T
Sorry guys this is going to be long. This vehicle started out as no start. Truck broke down about 90 miles away so the customer had it towed to a local independent repair shop. They diagnosed a faulty ingnition module and coil. After installing the new parts t... Trouble codes: P1351 (Ignition Diagnostic Monitor Circuit Malfunction), P0320 (Ignition Engine Speed Input Circuit Malfunction)
1998 Ford Econoline Super Duty Custom 7.3L ignition switch VIN: 1FDXE40F2W
This E350 will not shut off with the key. If you remove the PCM power diode or remove any related relay the engine will shut off. We are getting feedback thru the ignition circuit that feeds the ignition side of the relays. This van does not have electric fuel...
1998 Ford Explorer Eddie Bauer 4.0L Stall VIN: 1FMZU34E7W
This vehicle stalls when coming to a stop very intermittently, like once a month. Customer states that when re-started if you put in drive or reverse it will stall a couple of times and then start and be fine. They describe the stall as if it were running out ...
1998 Ford Taurus LX 3.0L convertor VIN: 1FAFP52UTN
Hello fellow techs. This is my first time requesting help.Thanks in advance for taking the time to read and any help you will give to this request. I did find some info on the archives, and l will refer that to my friend. This request is for a friend. He haS A...
1998 Ford Contour GL 2.5L Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: 1FALP65L8W
This is the first time i have seen this car, she has had some trouble getting it to "stay fixed" her local ford dealer replaced "some sensor" at least twice in the past year. I think she should have been covered under the 5/50 Emissions warranty then but they ... Trouble codes: P0420, P1519
1998 Ford E-250 Econoline 5.4L Air Filter VIN: 1FTNS24L9W
According to Deputy driving the van, the van was traveling at highway speeds for about 45 minutes when it began to lose power. It then backfired and they pulled to the side of the road. Once on the side of the road, smoke started to emerge from the grill area....
2004 Ford Excursion XLS 6.0L Surge VIN: 1FMSU41P24
vehicle starts at first and hesitates. no dtc retrieved. when its starts hesitates the pcm is switching the fuel pump relay input ground,ficm relay ground control at one cycles per second. checked all the ground and power supply of the concern. when the sympto...
1990 GMC C1500 Sierra 5.7L Poor Idle Quality, Hesitation
Customer's only complaint is a hesitation and runs rough only after a hot soak of approx 20 minutes. I found that fuel pressure would drop to zero after only 90 seconds. I checked fuel pressure at the outlet of the fuel filter, with a "T", so I could have the ...
1997 GMC C1500 Sierra GT 4.3L Surge, Misfire, MIL Lamp on VIN: 1GTEC14W9V
This vehicle has been in for repairs numerous times with us and at another location. our first chance to look at this vehicle was for a no start condition. upon initial inspection the spark plugs and ignition wires had been replaced at another location. after ... Trouble codes: P0300 (random misfire detected)
1992 Honda Accord LX 2.2L Excessive Emissions VIN: 1HGCB7657N
This car has failed the Texas dyno emissions test for excessive CO at both 15 and 25 MPH. The test results shown under "cruise" are for the 15mph while the 25mph results are almost the same. This car did not need to be tested unloaded and at idle. The excessiv...
1994 Honda Accord EX 2.2L Misfire VIN: JHMCD5565R
EGR control solenoid works too often. It gives a "buzzing" sound. The EGR valve works during this time, and gives EGR to the cylinders under conditions when there should be no EGR (ie, in the stall at just above idle, just taking off, especially when engine is...
1999 Infiniti G20 2.0L Surge, MIL Lamp on VIN: JNKCP11A6X
this car has a miss caused by egr opening right off of idle. code p0402 was set egrc backpressure transducer valve.this was replaced and still same problem. there is 3.5 inches of vacuum off of idle to bpt valve. less than 1/2 psi exhaust backpressure. egr ope... Trouble codes: P0402 (egrc bpt valve)
1998 Isuzu Rodeo LS 3.2L Poor Fuel Economy, spark knock VIN: 4S2CM58W1W
This vehicle spark knocks on light accel- OK at cruise and under harder accel- EGR is working fine- when testing the knock sensor- the sensor is producing 15 millivolts but the timing doesn't show any retard when tapping near sensor- customer states problem ha...
1996 Jeep Cherokee Classic 4.0L Hesitation, loss of power VIN: 1J4FJ68S1T
This vehicle came in with no power under acceleration.It feels like a vehicle that has a restricted exhaust.I checked the fuel pressure and it remains at 40 psi at all times (returnless system).I removed the exhaust to eliminate a restricted exhaust to no avai... Trouble codes: P0121
1999 Jeep Grand Cherokee Laredo 4.0L Cooling Systems VIN: 1JEEPWITHP
How do you test for a bad cooling fan relay with out accessing it because its a pain . When I command cooling fan to turn on, PCM makes wining noise and fan dose not work . Pcm puts out pulse width modulated signal to coolant fan module then module knows what ...
1987 Mazda RX-7 Turbo 1.3L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Cuts out, Stall VIN: JM1FC3322H
Hey first i would like to thank everyone who responds. I have a 1987 mazda rx7 turbo and i just put a new 13b engine in it and if you know anything about rotaries you know that there are a pile of vacume hoses and i think that is where my problem is. and here ...
1991 Mercedes-Benz 300E-24Valve 3.2L Hesitation VIN: 1240312B14
Please help, this merc will stall/ hesitate when cold and during warm up. I found a fault in the air flow sensor- the wipers for the sensor were bent/ damaged(I think due to back fire)I replaced it with a good second hand unit. Cleared all fault codes and rech... Trouble codes: 9 (EHA current illogical), 90%
1991 Mitsubishi Galant 2.0L balance shaft VIN: JA3CX56U3N
Hiya Tech's,,, I Have this Glant with a sliped balance shaft Bearing, oil pump side. I have heard of a balance shaft eliminator kit. I was wondering if anyone has had any luck with the eliminator kit or would another block be the only option? Thanks, HH
1988 Nissan Pulsar NX XE 1.6L Mechanical VIN: JN1PN34S9J
Hi techs I have this car is my wife car she overheating the engine and I replace for a use one , A month later the Trans dont work and y get one from the Junk yard. Now Is the problem went the car is driving the trans get to hot and overheat the oil i did repl...
1993 Nissan Altima GLE 2.4L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall VIN: 1N4BU31F7P
Hi guys, I am pulling hairs out on this one. 1993 Altima runs good most of the time all pids approx normal except inj pw varies from 1.5 to 6 ms at idle and 2-9 ms at cruise but after driving for approx 2 miles vehicle stumbles while cruising with tp at approx... Trouble codes: 45 (injector leak)
2000 Nissan Altima GLE 2.4L all gauges VIN: 1N4DLOID9Y
Hello everyone, I got a altima that at times all dash gauges quit working and go back to 0, and you can hit a bump in road and all comes back on, it doesnt effect engine or anything else, i have pulled on wires trying to duplicate and has no effect, i have che...
1998 Plymouth Grand Voyager 3.0L MIL Lamp on VIN: 2P4GP2435W
Hi Techs, this 3.0L has a P0306 Cyl. 6 misfire according to the computer even though the engine runs smooth. I replaced the plugs and wires but this did not correct the problem,then I cleaned the injectors,still did not fix the problem. Next I ran 2 cans of GM... Trouble codes: P0306 (Cyl. 6 misfire)
1984 Porsche 944 2.5L oil leak VIN: WP0AA0946E
after replacement of cylinder head gasket, vehicle came back leaking oil at front of cam housing (gasket), we found the gasket blown out front (after 100 miles) reordered gasket and reinstalled. this time we put indian head sealer to hold it in place and retor...
1992 Subaru Loyale 1.8L MIL Lamp on VIN: JF2AN52BOP
Hello everybody, We have a problem vehicle here at our shop. A few weeks ago this little subaru came in with the check engine lite flashing a code 31 (TPS) code. We checked voltage at the green wire (good at 5 volts), the black ground wire (good), continuity ... Trouble codes: 31 (tps)
1993 Volkswagen Passat GLS 2.8L range controller incorrect signal VIN: WVWJF4313R
trans shop just rebuilt the original trans, and now it is setting a code for the range controller. the trans shop replaced the range switch, and wiring harness inside the trans. I have checked the external wiring and all checks fine. I have test driven the car...
1997 Volkswagen Jetta GL 2.0L Hesitation, Cuts out, Stall VIN: 3VWSA87H9V
This car was not starting and stalling in the wet weather, so I did what all VW's need and replaced cap rotor wires and then finally the ignition coil. The car runs great except still stalls in the wet. Fuel pressure is good. no codes in system. What am I over...
1998 Volvo V70 GLT 2.4L MIL Lamp on VIN: YV1LW5648W
This car is turning on the MIL on a regular Basis, both O2 sensors seem to operate correctly, the sensors are kind of expensive, so I would appreciate any help from someone who has experienced this problem before, there is a TSB for replacement sensors and a s... Trouble codes: P0133, P0140
1998 Volvo S70 2.4L MIL Lamp on VIN: YV1LS5578W
Manifacture specific code P1308 not found in MOD or archives. Anybody know what it is? Customer complaint MIL with no driveability problems (confirmed). Also had P0172 (system rich) with FF data. Have lots of info on P0172, but do not want to continue with dia...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1993 Acura Legend L 3.2L clutch VIN: JH4KA8166P
Thanks to all for the help. It turns out that I got a defective pressure plate from the dealer. One of the tabs that goes from the cover to the plate was bent and hitting on the cover and not allowing the plate to move and release.I guess just because it's new...
1993 Audi 90 S 2.8L back up lamps VIN: WAUBK58C8P
I would first like to thank all the techs. that replied to the help request. I found that the information that was given to me for the part I was looking for was incorrect. The technical service guide had me looking in every other direction than the one I need...
1990 BMW 750iL 5.0L Core VIN: WBAGC8310L
We replaced the heater core with roughly 5 hours work, removing center console, climate control head and a few surrounding items. I would always charge extra, for the possibility I have to do it twice or may have disturbed aftermkt wad of stereo-butcher wiring...
1997 Buick Park Avenue Ultra 3.8L Stall, MIL Lamp on VIN: 1G4CU5213V
Sorry for the long wait,but we wanted to give the car a couple of weeks to make sure the problem was fixed.I want to thank all the people who replied there were alot of great ideas.Allen [...] got it right on this one, they said to check th... Trouble codes: P0101 (maf system performance).
1998 Buick LeSabre Limited 3.8L heater control VIN: 1G4HR52KXW
Hi,we received some good info , most of the replies mentioned a TSB about disconnecting the battery for 3-5 minutes and the display should change to farenheit. We tried that several times with no luck. The customer is going to try the local dealer.If I find ou...
2001 Buick Century Custom 3.1L valvetrain VIN: 2G4WS52J61
Based on the responses I have received from members here at iATN, I went ahead and disassembled the engine to inspect for problems with the pistons. Found #4 piston skirt scuffed very bad. YOU GUYS RULE!! I would have never thought that this noise was a piston...
1986 Chevrolet S10 2.5L No Start VIN: 1GCBS14E2G
The old S10 is FIXED! I had a hunch there had to be a seperate starting circuit from a run circuit but I could never find schematics for this truck. So when I got my first E-mail reply from Robert from NC, he confirmed my theory. One time I lost my spark, I ha...
1989 Chevrolet S10 2.5L Poor Idle Quality VIN: 1GCBS14EXK
I would first like to thank everyone who responded to my post.Everyone tips were excellent i tryed everyones suggestions tbi cleanings iac check worn throttle shaft etc but it turned out that the base gasket on the tbi was so bad it must of been sucking in air...
1995 Chevrolet Caprice Classic 5.7L water pump drive shaft VIN: 1G1BL52P3S
Hello and thanks for the replies. Two were for seal issues; use special tool to install and try to install it backwards?! And one stating he just had one apart and said there is no play in shaft through timing cover, but he didnt know what held it centered. So...
1996 Chevrolet Lumina 3.1L idle too high cold VIN: 2G1WL52M7T
Hello friends I have fixed this car thanks to your help. I relaced the tps and the coolant temps sensor and the car behaves as it should. Thank you so much for your help. IATN is a God send for all us techs. Thanks again Mark
1999 Chevrolet Silverado 1500 5.3L door locks VIN: IGCEK19TOX
Got 4 replies,thankyou,but before I could test anything else the customer decided he did'nt want anything fixed on it.suggestions were check wiring in doorpost,actuator test procedures and related wiring.Thanks again.
2001 Chevrolet Camaro 3.8L Fog lights VIN: 2G1FP22K51
Did not fix this one customer could not wait any longer. Customer took car to another shop they could not fix either. Original problem was customer states switches get too hot to touch and fog lights would turn off and on as the fog light switch got hot and th...
2003 Chrysler PT Cruiser 2.4L MIL Lamp on VIN: 3C4FY48B13
Thanks to everyone who replied to my request. After talking to the head of this fleet, we decided to replace the MAP sensor and perform a fuel system cleaning (he rather replace parts than have vehicle break down on road and have to have it towed in). So if I ... Trouble codes: P0129.
1997 Dodge Ram 1500 Laramie 5.2L ignition VIN: 1B7HF13YXV
Well fellow techs,I think WE fixed this troubled dodge,checked RPM with scanner well cranking and always got a proper reading,and of course the truck started every time.I pull crank sensor out for a visual inspection and noticed the wires were streched to the ...
1999 Dodge Dakota 3.9L Misfire VIN: 1B7GL22X1X
Thanks to all that replied to the request for help. All that indicated the valves were burned or carboned up were on the money. Although the #3 cylinder had 120 to 125 psi on compression check, the exhaust valve was burned and the intake had excessive carbon. ... Trouble codes: P0301 (misfire 1 cylinder), P0303 (misfire 3 cylinder), P0300.
1987 Ford F-250 Custom 6.9L Engine VIN: 1FT1234567
I would like to thank all who replied. Four of you all refered me to a great webpage for locating used parts. I am currently trying to get one of these engines and or some parts.
1997 Ford F-150 4.2L coolant loss VIN: 1FTDF1722V
We received a call from the engine rebuilder today. They found a pinhole in the #2 cylinder wall. I would like to thank Osvaldo, Larry and Kent for the suggestions and test procedures. I now realize that the center cylinders do not have a water passage near th...
1999 Ford Ranger XL 3.0L p1000 won't go ready VIN: 1FTYR14V1X
Thanks guys for the replys. The code cleared after 4 drive cycle test. The cat moniter was the hold-up. [...] Trouble codes: P1000.
1999 Ford F-350 Super Duty XL 7.3L trans VIN: 1FCXF47F3X
I want to thank matthew from texas and charles from california, they had good info . Charles was right about the fullsize Ford and the leaking windsheilds on the drivers side. Water was pouring in that direction and flooding the fuse block. After drying it out...
1999 Ford F-350 Super Duty Lariat 7.3L steering VIN: 1FTSW31F9X
first of all i would like to thank all who answered my request did not solve problem but found out that a steering preformance company says they can solve the problem by modifing the system but carlot where customer bought truck would not give approval so dont...
1999 Ford Escort ZX2 Hot Coupe 2.0L timing belt VIN: 3FAKP1137X
I apologize for the extended open time. I wanted to know for sure I got it fixed. The problem lies in the tensioner assy. It has an eccentric for the initial adjustment and a spring loaded section to keep constant pressure on the belt. Ford (quality is job #1 ...
1998 GMC Jimmy Envoy 4.3L Battery VIN: 1GKDT13W9W
Thanks to all, I put a battery in the Envoy. Two weeks and all is well. I found that it takes 20 minutes for the lamp module relay to shut down. After that I was at 15ma draw.
1988 Honda Prelude 2.0 Si 2.0L resivoir VIN: JHMBA413XJ
thanks for the replies. i recieved a surprising number of responses ranging from the p.s. pump to the hoses to the rack. the problem was occuring before we had replaced the rack and we flushed the system and replaced with o/e fluid. the customer was also addin...
1997 Honda Accord SE 2.2L Poor Idle Quality, Hesitation VIN: 1HGCD5602V
We had an interesting range of suggestions on this car and learned quite a bit about pattern failures in the field. Most of the early suggestions dealt with intake valve deposits. Others suggested CTS failure and the third group suggested insufficient valve cl... Trouble codes: P0171 (Lean fuel system).
1996 Jaguar Vanden Plas 4.0L Cuts out, Stall VIN: SAJKX6240T
Well, the customer came & got the car before I was able to find the cause of problem - 1 reply said to ck wiring connectors at computer which were fine & the white inner sections that came out of wiring connectors to computer were put back in & fully home & th...
1995 Mazda Millenia 2.5L No Start, Stall VIN: JM1TA2214S
Thanks to all that replied,the problem was the boost sensor as some of you have stated.after the sensor was r/r the code was cleared and the car has been fine since.
1996 Mazda MPV DX 3.0L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: SM31V5231T
Thanks to all who responded, and to one who telephoned me with help! The fix was to replace the distributor because of weak spark. Cranking spark was very good, but as the vehicle ran, the spark weakened considerably. I think the oxygen sensor was showing lean... Trouble codes: P0300 (Multiple cylinder misfire).
1997 Mazda 626 LX 2.5L Cuts out VIN: 1YVGL22D6V
first i would like to thank everyone for their replies. i was told to check everything from my distributor and timing belt to a coil and the boost sensor. well we actually had two problems. one was the egr vent solenoid was bad. you have to buy the vent and va... Trouble codes: 1195 (EGR boost sensor).
1992 Mercury Grand Marquis LS 4.6L MIL Lamp on VIN: 2MELM75WXN
Thanks to all who replied. Performed a 'smoke' test on the intake manifold and discovered a air leak at the throttle body air supply tube. Tightened hose clamps and code did not return. Customer is very happy not to see the check engine light anymore. Thanks a... Trouble codes: 124 (TPS in range failure).
1999 Mercury Sable LS 3.0L Shifts 1,2,3 VIN: 1MEFM53SXX
Well, you guys hit it on the nose! We put the thing on our master tech. and took a gander at the speed sensor. We did find that when the sensor spiked we had a shift problem. We changed out the sensor and everything is just peachie!!! Thanks loads to all who r...
2000 Mercury Sable LS Premium 3.0L srs VIN: 1MEFM55S3Y
I got it! I don't know why there weren't any other symptoms, but I found the RCM ground in the left front kick panel was loose. I tested the continuity to ground previously and it was less than .2 OHM. There is a wire harness that covers the ground location an...
1992 Plymouth Voyager SE 3.0L non VIN: 2P4GH4534N
Hi all Thanx very much for all your responce. I took took the easy way an chucked the bulb. tested o2 and all is good, This is how the dealer keeps um comin. I should know that . was a ford Teck for 12 yrs . thx again. Gary [...]
1996 Plymouth Voyager 2.4L Poor Idle Quality, Misfire VIN: 2P4FP25BXT
I appreciate the replys on the poor idle quality of our Caravan from 'heck'. After reviewing the HELPFUL replies it turned out to be a faulty P C M provided by our local Mopar store. Thanks Again George Trouble codes: 43 (primary circuit coil 2).
1998 Plymouth Grand Voyager Expresso 3.3L Parking lights, rear wiper lights VIN: 1P4GP44GXW
thank you, too all that responded, this ply voyager wassetting around at the customers home for a few months and the battery had went dead. As described by many people that responded putting the key in the drivers door and unlocking the vehicle with the key st...
1995 Pontiac Grand Am SE 2.3L Temp Gauge VIN: 1G2NE55D65
Hi everyone. Sorry it took so long to write back. Almost everyone said heater core. I replaced it and sure enough the problem is fixed and the customer is happy. Thank you all who helped on this one. Craig
1996 Pontiac Bonneville SE 3.8L fuel pump/windows VIN: 1G2HX52K3T
Once again, you guys are the best. The problem was indeed the grounds right where you said they were! We reconnected and cleaned them and she's on the road again. Many thanks to all who responded, Keith.
1999 Pontiac Grand Prix SE 3.8L Rt side Electronic Acutator VIN: 1G2WP52KOX
Well I received 3 replies and appreciate the help. Let the customer have the vehicle with the actuator replaced and seems to be working fine. By setting my scope at 5v/500ms I was able to get a pattern on the motor drive ckt. Looks like a PWM pattern that vari...
1992 Subaru SVX LS 3.3L Surge VIN: JF1CX3536N
Sorry about the delay in posting this fix. I wanted to wait a couple of days to make sure that there were no further problems with this vehicle. I would like to thank everyone that took the time to offer me some ideas on this vehicle. I ended up checking fuel ...
1986 Toyota 4Runner DLX 2.4L brakes VIN: JT4RN62D6G
Thanks for all the replies, we replaced the load sensing valve in the rear with a used one due to the cost of new. After adjusting the rod to give the rear brakes more pressure it was driveable. We had tried all of the suggestions we recived before replacing t...
2000 Toyota Corolla VE 1.8L filling VIN: 2T1BR12E5Y
We found debris floating inside the carbon canister behind the Vent Controal Valve. It was causeing enough restriction to prevent fuel vapors to escape the tank causing the back wash of fuel out the filler. Once the debris was removed all is working well, incl...
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