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Prev Professional Automotive Repair Technical Discussions for June 2, 2004
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Help Request Answers
1969 American Motors AMX 6.4L tach VIN: A9M397X126
we can't find a wiring diagram for the tach on this car. the old coil only had one wire from each terminal, one had 10.5 volts from the harness, the other went to the points. we ran a twelve volt feed to the hei cap and the dist. works great but the tach wont ...
1990 BMW 750iL 5.0L warning system VIN: WBAGC8312L
Brake bulb failure displayed, no bulbs out, all matching osram from bmw, connections appear good, bulb control unit replaced, Any ideas on what goes bad that would cause false bulb failure notices?
1997 BMW 528i 2.8L srs VIN: WBADD6327V
would anyone know what the popular fixes for this fault in the srs cntrl. unit are? I don't have any info on this car other than what the Baum cs2000 tells me (only fault code). I thank all the bmw guys in advance for any replies.
1999 BMW 323i 2.5L Poor Idle Quality, MIL Lamp on VIN: WBAAM3336X
HI ALL SO MANY CODES STORED THEY GO THIS WAY MISSFIRE ALL 6 CYLINDERs, MISFIRE RANDOM, o2 P0150 AND P0130 P1189 P1188 It seems this car will have a missfire from time to time and the one constant is if it is idleing and running ans missfireing if we turn the c...
1991 Buick Park Avenue 3.8L Blower VIN: 1G4CW53L6M
This car has Manual Climate Control system. The owner says that with AC on the blower stops working for as much as 5 mins. The blower never stops working when heat is on. I mainly only work on Nissan's so this is a strange problem to me. I have done checks tha...
1992 Buick Regal Gran Sport 3.8L compressor VIN: 2G4WF54L6N
after you drive car a week or so cust comes back in and the ac comp dosn't engage if you disconnect battery and wait a few minuets and reconnect battery ac system works fine. compressor is on and vent temp very cold i have replaced the low press switch and hig...
1994 Buick Roadmaster 5.7L pw steering pump VIN: 1G4RF57G6F
this vehicle came in with no pw steering. the pw steering pump has not making any noise. belt is good and no pw steering fluids leak. i determant that the pw steering pump has no good. i put in a new pump bled the system. pw steering was ok for 5 min then lose...
1985 Chevrolet C20 Scottsdale 5.7L belt pulleys VIN: 1GCGC24M5F
this is a truck that has been sitting for quite some time and had a good deal of rust on the belt pulleys. we've done our best to remove the rust but are still losing belts. any recomendations for repair? or tricks/timesavers for removing rust from the grooves...
1993 Chevrolet K1500 Suburban Silverado 5.7L axle seal VIN: 1GNFK16K5P
Hey guys, this is my personal vehicle. I put a rebuilt rear in and had a axle seal leak on the left side. Replaced the seal, inspected the axle shaft for wear, looked alright.My question is, its been along time since working with rwd cars.What is the most comm...
1994 Chevrolet Cavalier Z24 3.1L Poor Idle Quality, Surge, Misfire, OVER FUELING VIN: 1G1JF14T2R
hi all, thank you in advance for any help provided. this car stumbles - dies - over fuels - runs like death all of the time. we checked fuel pressure - normal - found no fuel leaking through pressure reg. to vac. line - injectors hold fuel pressure overnight a...
1995 Chevrolet Camaro 3.4L No Start, Misfire VIN: 1T2G1FP22S
Oh where do I start on this one. Another shop installed a 1995 Camero 3.4 into a 1988 Jeep Cherokee using a painless wireharness. It includes a module to satisfy the Pass II antitheft system. It has not started since it was installed they worked on it for 2 mo...
1996 Chevrolet Monte Carlo Z34 3.4L Poor Idle Quality VIN: 1GMEKKKEKE
this vehicle has no trouble codes and could not detect any vacume leaks. engine run good but has idle problem. the idle take about 30 second to idle down after every accelarate. i tested the iac motor with scanner and i can cammand to idle high with a fast res...
1997 Chevrolet Express 1500 5.0L Excessive Emissions, Misfire, MIL Lamp on VIN: 1GBFB15M4V
First time customer came in reporting a "miss" and CEL illuminated. Found P0300 recorded. Ignition scope indicates low secondary demand on cyl #'s 3 & 5. Checked plugs, found Cyl #'s 3 & 5 to be fuel fouled, and although the plugs are worn on all cylinders th... Trouble codes: P0300 (Random misfire)
1998 Chevrolet Malibu LS 3.1L front end noise VIN: 1G1NE52M6W
This vehicle came in with a very noticeable clunk/rattle in the front end at low speeds -hard to determine which side in particular- front end was in need of new struts,links,outer tie rod ends and alignment. Other suspension parts were inspected as well such ...
2000 Chevrolet Prizm 1.8L MIL Lamp on VIN: 1Y15K5284Y
Looking for some help for this Prizm. Last week it was in for an evap code. I went through the All-Data trouble diagnostics for this code and it came to the finalization of replacing the fuel tank pressure sensor. I did and the light is back on. Has anyone com... Trouble codes: P0440
2000 Chevrolet Silverado 1500 5.3L Poor Idle Quality, Hard start VIN: 2GCEC19T2Y
Hey Guys, I have this C1500 with 5.3 with a poor idle(almost feels like a slight misfire) and some times hard to start. No codes present buton the snap on scanner B1S2 and B2S2 go to 0 at idle and wake up again after reving engine.I did recheck the fuel pressu...
2000 Chevrolet Corvette 5.7L Turn Signals
Customer complains of inoperative turn signals. I've been unable to duplicate this complaint, much less to test it. In the past few cases of intermittent turn signals, the flasher, which is incorporated into the emergency flasher switch, has been at fault. The...
2002 Chevrolet Malibu 3.1L no power in gear VIN: 1G1ND52J22
fuel volume is good, maf sensor range in limits, map sensor good,tps is good, egr system good, ign. module good, exhaust flow is good. vehicle idles fine in park and neutral,when put in gear vehicle has no power off of idle.
1996 Chrysler Concorde LX 3.5L MIL Lamp on VIN: 2C3HD56F0T
hello techs,i have a 02 problem ,the car came in and the ck eng light was the code came up p0152 02 above 1.2v.i found someone else had this problem first because the 02 was a new (universal)02 so i ordewred a new one from the dealer.when i put the deale... Trouble codes: P0152, P0154
1997 Chrysler Concorde LX 3.5L ABS and Traction lights VIN: 2C3HD56F9V
This car started acting up two weeks ago and has been acting up about once a day. The only symptoms are that the ABS and Traction lights come on. When this occurs, serial communication with the ABS module is lost but codes can still be gathered. The only code ...
1998 Chrysler Town & Country (Van) LXi 3.8L Serpentine Belt VIN: 1C4GP64L2W
Replaced the Serpentine Belt Tensioner and Idler Pulley on this van. Used Dayco tensioner and a Four Seasons idler pulley. Belt was replaced about a year ago with a Chrysler original part. This was done because the tensioner had an occasional rattle. Day of ...
1996 Dodge Ram 1500 Truck 5.2L Excessive Emissions, Hesitation
hi guys i am working on this dodge,it was towed in with the complaint of losing power and surging, when i started it it was real hard to keep running when i floored it it bogs down and black smoke comes out of the tailpipe i checked fuel pressue it was 50lbs @...
1999 Dodge Neon High Line 2.0L engine overheat VIN: 1B3LS47C4X
we have a 2.0L dodge neon that the customer stated over heats on the highway after 30-40 miles of driving and when returns to idle or city driving the vehicle cools down rapidly and problem does not re-accure until back on highway for some time. Thermostat and...
1999 Dodge Durango SLT 5.2L tcc lock up VIN: 1B4HS28Y8X
This durango had came in with p0783, 3-4 shift? Had road tested and at time of symptoms we lost 4th. Prior losing 4th we noticed torque convertor solenoid engage/disengage engage, which was a surge. Had went through outlined tests and find trouble internal. Ha...
1999 Dodge Durango 5.2L rear brakes VIN: 1B4HR28Y9X
Hi everybody! I have a Durango here that locks up the rear brakes fairly easily. I can get them to lock up at practically any speed. Under normal braking the truck stops well until you give it that extra pedal pressure needed to stop really fast. That is when ...
1999 Dodge Ram 1500 Truck 5.9L Misfire, MIL Lamp on VIN: 3B7HF13Z0X
Hi Dodge techs, This truck came in several weeks ago with the MIL light on. Had several misfire codes in computer. #5 cylinder has constant misfire. Has had new spark plugs, igniton wires, cap, rotor, air cleaner and a new injector for #5. Injection cleaning a... Trouble codes: P0305, P0306, P0300
2000 Dodge Grand Caravan SE 3.3L tis vehicle shifts from 4th to second at highway s VIN: 1B4GP44R8Y
Has anyone seen a similar problem? code po765 UD solonoid circuit
1991 Ford Thunderbird LX 3.8L Hesitation, Stall VIN: 1FABP6241M
Hi guys, I need some idea's from all of you Ford Experts. We have this car that seems to being running perfect other than a hesitation that sometimes turns into a stall. It only happens with a cold engine once your at operating temp everything seems fine. Any ...
1996 Ford F-350 XL 7.3L 1-2 shift VIN: 1FTJW36F8T
Hello trans techs, This trans was overhauled 8k miles ago. customer was towing an extremly oversized load and burnt up torque converter(extreme duty) and clutch packs. The condition I have is a very delayed 1-2 shift as well as an early 2-3 & 3-4 shift.With l...
1996 Ford Windstar GL 3.8L Poor Idle Quality, Surge, MIL Lamp on VIN: 2FMDA5149T
I was checking this car out for a misfire this morning (power braking it while I watched the 5100- secondary scope-. and when I was finished the vehicles Idle became abnormal, and eventually the p1506 was set. here's the deal, it Idles normally until the throt... Trouble codes: P1506
1996 Ford Explorer Eddie Bauer 4.0L Reverse lights VIN: 1FMDU34XXT
Hi, the VIN # for this one is incorrect, it would not let me enter the correct one, I checked it twice([...]?). So I have this 1992 E150, the reverse lights only work when you move the shifter 1/2 way between park and reverse. I checked the cable adjustme...
1997 Ford F-150 4.6L abs modual VIN: 1FTUX176XV
ABS LIGHT IS ON . Code 4 is displayed. In the flow chart it says to check pins and harness at abs modual. My parts locator says the modaul is in the center dash. I have removed the top panel and I can't see any moduals. I removed the radio and I don't see one ...
1997 Ford Taurus GL 3.0L Poor Fuel Economy VIN: 1FALP52U2V
Just need some input from some Ford specialists. Originally vehicle came in 1 year ago with complaint of poor fuel economy, approx. 16mpg. There were o2 & T/Converter codes. Replaced 2 o2 sensors, reset all codes, vehicle back again 1 month later, still compla...
1999 Ford Windstar LX 3.8L push rod VIN: 2FMZA514XB
This vehicle has a rubbing/squeaking noise emminating from the brake pedal in the area of the brake booster push rod/cylinder. I have sprayed lube into the boot and removed the boot and lubricated it. Still the noise persists. Short of replacing the booster as...
2000 Ford F-150 XL 4.2L Misfire VIN: 1FTRF17W5Y
i have a mastertech scantool with the 2003 v3.5 update. I called Vetronix to see if i could montitor the individual cylinders to determine which one was misfireing. They told me to go to OBDII F5 System tests and look at the PID and CID Pass and Fail. They tol... Trouble codes: P0300
2000 Ford Ranger XL 4.0L Misfire, MIL Lamp on VIN: 1FTZR15XXY
each time the misfire occured cyl. 3 spark plug was found to have a cracked insulator. has anyone come across this problem ? could a lean condition in that cyl. cause the temp. to rise to the point that would crack the insulator. the o2 sensors are swicthing b... Trouble codes: P0303
2002 Ford Explorer XLT 4.0L 2-3 Upshift VIN: 1FMZU63E02
Vehicle Was Originally Taken To The Dealership, Because The Customer Was Complaining Of Slippage & O.D. Light Flashing. They Advised Him That He Would Need A complete Rebuild. When The Vehicle Arrived Here It Had No Codes, I Suspect That They Had Already Clea...
2002 Ford Econoline E350 Super Duty 7.3L Poor Fuel Economy
This Ford Box truck was purchased new with 400 miles on itin the fall of 2003. Since putting it in service and driving all over the state of Oh. and Pa. we think we are getting below avg. fuel mileage. The truck has always run well. Trying to get a little bett... Trouble codes: P0236 (p0603-), P0603 (p1211-), P1211
1990 Jaguar XJS 5.3L Poor Idle Quality, Hesitation, Stall VIN: SAJDL184XL
90 Jag XJ-S V-12 EFI w/Lucas Ignition. The car experiences a bog/hesitation/powerloss while driving but is inconsistent. Engine does not stall but will not run above idle. Our testing does not indicate any TPS problem. Fuel pressure does increase a couple poun...
2000 Jaguar S-Type 4.0L springs VIN: SAJDA01D1Y
Vehicle was shipped and now has no spring action. Shocks (which have 2 wires going to them) seem to be collapsed. Would like to know if there is a shipping setting or have the shocks been damaged by being tied down. I can find no information on what type of sy...
1997 Jeep Grand Cherokee Laredo 4.0L Misfire, MIL Lamp on VIN: 1J4GZ58S1V
This Jeep came to us with a misfire and SES complaint. Checked codes and found #3 misfire. Long story short she said most of the time it would happen more frequently when she went up a fairly steep hill near her home. We found that when it happened, misfires w... Trouble codes: P0303
1999 Jeep Grand Cherokee Limited 4.7L Overheating VIN: J4GW68NXXC
Vehicle came into shop in Aug. of 2003 with a noisy water pump. Replaced - a-ok. Approx. 2 months ago the customer was complaining of the temperature gauge reading too high, but not boiling over or running too hot. Checked and found the temperature gauge to be...
1996 Land Rover Discovery SD 4.0L abs VIN: SALJY1245T
Repaired faulty brake light switch that was blowing fuse. Am hundreds of miles from the nearest Land Rover Dealer to get the ABS light turned out. Does anyone know of a manual method to read and clear light or if any aftermarket scan tool may be able to read. ...
2000 Land Rover Discovery Series II 4.0L Imobilzer VIN: SALTYY1245
Howdy Rover techs, This Disco2 at the shop will not crank unless you manually Remobilize using the key Fob "unlock". Or if you insert the key into the driver door and turn to unlock. After you shut the vehicle down. About 30 secs go by then the LEd on the das...
1992 Lexus ES300 3.0L Engine VIN: JT8VK13T6N
Hello, This Lexus came to us with blown headgaskets. We have never worked on this vehicle before so we have no work history. The customer said that the engine started to overheat for no apparent reason, and he continued to drive it trying to get home. We repla...
1990 Lincoln Mark VII LSC 5.0L batt drain VIN: 1LNCM93E6L
Vehicle will drain battery over night. I have noticed that you can open the drivers door interior lights, dash lights and Drivers info center light up. You can close the door and interior lights go out but the dash lights stay on and the DIC stays awake. Will ...
1981 Mercedes-Benz 380SL 3.8L No Start, Cuts out VIN: WDBBA45A7B
This vehicle came in with a stall, rich running complaint. Black smoke was coming out of the tail pipe and it was barely running. Looked through some IATN e-mails and found fuel distributors going bad on these, making them run rich. We installed and new one an...
1993 Mercedes-Benz 500SEL 5.0L ac vents
ac system blows cold out of both side vents but no center vent air at all. that one is blowing out of the defrost vents cold also if anyone has an idea please help. thank you very much.
1998 Mercedes-Benz C230 2.3L No Start, Cuts out VIN: WDBHA24G8W
hi Benz-tech i am here because i can see through plastic!!! This Mercedes will run fine for a while when you put new gas in to the tank. The it will cut-off and will not start until you pu more fuel in. We replace fuel pump first because the old one burn out, ...
2001 Mercedes-Benz E320 4Matic 3.2L intake trac VIN: WDBJF82JX1
Hey M/B Techs, We got this in from our used car manager, The car makes a audible "sucking sound" like the air snorkel was left off, or leaking oring, or a vacuum leak, Only upon accell from the left side of dash or windshield area. The air intake is on the rig...
1995 Mercury Mystique GS 2.5L Cooling Systems VIN: 1MELM65L5S
Vehicle's temperature gauge is reaching the hot mark but does not seem to be over heating. We have attempted to bleed cooling system but problem is still occuring.
1990 Nissan Pathfinder XE 3.0L Excessive Emissions, Poor Idle Quality, Cuts out VIN: JN8H17YDW2
Custmer came in May 17 th with a problem of cutting out and dies at speeds. Will restart after 30 seconds of cranking but runs rough and the tack will read 4000 RPM's if the gas pedal is just moved off idle. This happened to me once until the key was cycle. Ch...
1991 Nissan 300ZX 2+2 3.0L txv & poa valves VIN: JN1RZ24H7M
Hello Group This Nissan came in 4 weeks ago with a full system of R12, normal gauge readings of 28lbs. low side and 160lbs. high side. on about an 80 deg. day. No cold air...the suction side was cold, the liquid side was warm, inside the evap case the evap wa...
1996 Nissan Maxima GLE 3.0L No Start VIN: JN1CA21D6T
Hey Guys I just got in this Maxima with a no start and no crank of the starter. The keyless entry also is inop. The security light is flashing. I think it is a security issue. Has any one out there had any experience on these problems? if so can you offer any ...
2001 Nissan Sentra GXE 1.8L MIL Lamp on VIN: 3N1CB51D61
Customer complains MIL comes on. Scan date shows very slow O2 on bank 1. Sometimes will drop to 000 and stay for some time. Replace bank one O2. Light reoccured. Test for vacuum leaks. Replaced leaking EGR valve. MIL still occurs with same code. All other pa... Trouble codes: P0171 (Lean bank one)
1998 Oldsmobile Regency 3.8L Mechanical VIN: 1G3HC52KSW
Customer complained about a small oil leak. I checked & it looked like a leaking oil pan. Removed pan & replaced gasket. Still leaked. I checked again & every bolt had a drop of oil on the head, I removed each bolt & cleaned with brake cleaner & put silicone o...
2001 Oldsmobile Aurora 3.5L Poor Idle Quality, Misfire, Fuel gage E to F VIN: 1G3GR62H51
Need help. have not worked on many of thies. Car came in for miss and check engine light on. fuel gasge would not go over 1/2 tank and jurked in reverse. Have checked grounds and wires from computer to front IC bank. all look ok after I take car out and drive ... Trouble codes: P1366, P0300
1985 Plymouth Reliant 2.2L Charging VIN: 1P3BP49D8F
when we check the voltage it will read about 15 volts. customer says it will go into the red at times. more so at night. the old battery was swelled up from an overcharge condition. do you know any other ways this can overcharge? Thanks for your help. Bill
2000 Pontiac Montana 3.4L instrument panel VIN: 1GMDX03E6Y
This vehicle came in with the complant that all the guages quit working at times. We could never get it to act up but we saw a TSB on a similar problem (#01-08-45-005a). This was to check the connector under the body behind the driver's seat. We did this but d...
1993 Saab 900 S 2.1L Poor Idle Quality VIN: YS3AK36E9P
We need some help on this Saab please. We have just replaced the head gasket & timing chain set, and now it won't idle less than 1300 rpm on its own (you can pinch off the hose to the idle control valve and it will idle down) and the A/C compressor relay will ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 BMW 325i 2.5L abs/dsc3 module VIN: WBAAV33471
the reason the dsc light and yellow brake light was on the vin specific ecu is not coded ( proggramed ). had to take to dealer and have coded. then using dis ( bmw special tool ) activate pump to bleed system. now all lights are out and has good brake pedal he...
1990 Buick Century Custom 2.5L No Start VIN: 1G4AH54R8L
yes thank you all for the help. it turned out to be the ecu, and we used the old prom from the original computer and everything worked out great. fuel pressure and everything worked great. thank again for all the help
1988 Chevrolet Celebrity 2.8L No Start, Stall, MIL Lamp on VIN: 1G1AW51WXJ
thanks to all who replied.. All replies were very helpful. This Vehicle was Fixed in the second day of this posting. I also would like to note that I had 23 replies on the second day of this posting and most were right on. It was a Bad ECM. I finally was able ... Trouble codes: 64 (MAP sensor Voltage Low), 65 (na), 66 (na).
1991 Chevrolet Lumina 3.1L Poor Idle Quality VIN: 2G1WL54TOM
We could not fix this problem. We had already tried everything the other iatn members sugested. The RPM would go to 1500 to 1800 and stay there until the car came to a complete stop and then it would drop to 500. The only thing that would make a difference was...
1994 Chevrolet Caprice Classic 4.3L 3rd gear at stop VIN: 1G1BL52W8R
Thanks to those who replied (six in all). Harold [...] hit it right on the head. Computer would cammand 3rd gear.If I cleared codes it would shift fine for the first two or three accels an decels then would through code 84 again and stick in 3rd and command th...
1997 Chevrolet Malibu 3.1L Poor Idle Quality, Misfire VIN: 1G1ND52M2V
Well everyone, I would like to spend a moment to thank you for all of the help you have given me. All of the advice was usefull and some things made me think the car was fixed...for a short amount of time. After hours of fighting this beast my boss called over... Trouble codes: P0300 (Random cylinder misfire detected).
1998 Chevrolet K2500 Cheyenne 5.7L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1GCGK24R4W
First, thank you to those who replied. I found 2 seperate problems effecting the fuel injectors. The first was low pressure cut off @ the poppets and preforming the update corrected this and most of the driveability prob. Truck ran good but still had an inte...
2000 Chevrolet Silverado 1500 5.3L Long Hard Start VIN: 1GCEK19T3Y
Thanks to everyone for all your help. Everyone was exactly right about it being the fuel pressure regulator. Had customer bring back in, pulled vacumn line off and found gas in the line. Called the dealer, they had 5 of them on the shelf (there I knew there wa...
1995 Chrysler Concorde 3.3L antitheft system VIN: 2C3HD56T8S
installed new pcm and bcm car started scan all function workin will file this repair under tution payed well for this lesson guys never install pcm in dodge , jeep or chysler without first checking to see if vehicle is antitheft equipped and then confirm that ...
1989 Dodge Caravan 2.5L Poor Idle Quality, Stall VIN: 284FK25K7K
And the winner is...MAP sensor. Thanks for the help guys! Not having a chrysler scan tool was causing me alot of headaches. Plus I thought I had unplugged it once before but I guess I didn't. It did have a hole in vac. line to it when I first got this thing an...
1996 Dodge Stratus ES 2.4L MIL Lamp on VIN: 1B3EJ56X5T
Well Im going to call this one fixed I replaced the lock ring with a new one which was even hard to put on . but was able to get on right and tight. rechecked put all back together after driving 45 miles couldnt get it to test the evap system but no light, bee... Trouble codes: P0455.
1997 Dodge Caravan 3.3L temp
sorry for taking so long,well i pulled out the hvac box (what a job) and found someone had taken the box out before to replace the evap. the problem was they didnt take the time to unbolt the center bolt in the engine compartment( right underneath the two meta...
1999 Dodge Ram 1500 Van 5.2L Wipers VIN: 3B7HF13YXX
Thank you all. I got a few posts on this one. Basically the system has a multifunction switch, a central timer module, a realay, and the wiper motor. The fix turned out to be that someone had unpluged the timer module(easy fix once I found the timer module). W...
1999 Dodge Dakota SLT 5.2L Cuts out, Misfire VIN: 1B7GG22Y8X
Replies said ck. o2, tps, timing chain, and a splice on fire wall in engine harness that corrodes. Customer never returned so, I appreciate your time, sorry for wasting it. Jason [...]
2003 Dodge Grand Caravan Sport 3.8L Courtesy light VIN: 2D4GP44L93
Thanks for the 4 replies. Chrysler did cost cutting engineering changes and removed the bulb, wiring, and logic for this feature. There was even a tech video for dealers so they wouldn't waste time trying to hook it back up. I have to agree with you guys that ...
1989 Ford F-150 Custom 4.9L Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on VIN: 2FTEF14Y5K
hi group...we replaced the hi pressure fuel pump on the frame rail with a new one from napa..the truck started right up and idles nice and smooth. The fuel pressure is 45 # at idle, and the engine responds as it should with good aceleration...we got a few resp...
1994 Ford F-150 XL 5.0L No Start VIN: 1FTEF14N7R
Well, first of all I'd like to thank all of those who responded to my posting on this Ford product. the majority seemed to feel that the problem is either the ignition module or perhaps a fuel delivery problem, possibly the relays malfuntioning. I have had a c...
1996 Ford Explorer Eddie Bauer 4.0L Excessive Emissions, Poor Idle Quality, Surge, Stall VIN: 1FMCU34X3T
Well the Explorer is fixed. I received 15 replies and most of them were to check for a vacuum leak around the lower intake manifold. I replaced all the gaskets and fuel trims returned to normal and engine idles nicely. I figured it had an intake leak but didn'... Trouble codes: P0171, P0174, P0420.
1999 Ford Escort LX 2.0L clutch VIN: 1FAFP1OP5X
thanks to all who replied. Most said to change the ccrm. I wasn't sure what the volts reading was supposed to be at wire 16 and 23 both going to the clutch. Replaced ccrm back probed the 23 wire and had bat+ where on old one there was nothing. again thanks to ...
1999 Ford Windstar LX 3.8L No Start VIN: 2FMZA5149X
Hello everyone, got 7 replies on this one. All 7 replies helped me get this one going. Jim from Alberta and Jerry from Ohio said to check power going in and out of enertia switch, and ther was, so that led me back to fuel pump relay, Robert from Maryland said ... Trouble codes: P0232.
2000 Ford F-250 Super Duty Lariat 5.4L Buzzing Noise VIN: 1FTNX21L4Y
Here are the results of the replies I recieved, thank you all. 3 for 'Torrington Bearing', 1 for ' Snap ring on overdrive drum comes loose, there is a update for this', 1 for convertor, 1 for EPC solenoid. I have advised the customer to go to the transmissio...
2000 Ford Focus LX 2.0L engine VIN: 1FAFP33POY
We took the valve cover off and tore in a little deeper. The noise was a bad roller lifter and cam. thanks Ed [...] for your reply.
1992 GMC Jimmy SLE 4.3L Poor Idle Quality, Cuts out, Stall VIN: 1GKDT13Z3N
I was correct in my diagnosis; the connection at the ECM for the right side injector was poor. The ECM plug has a plastic retainer for each row of pin connectors that is removable. Each connector also has a barb that keeps them in the plug. I wasn't able to fi...
1985 Honda Accord LX 1.8L Excessive Emissions VIN: JHMAD7439F
thanks for all the replies to this fix. it turns out that the mixture control solenoid A & B were not receiving the propper voltage to activate, thereby air control valve A would not pull in fresh air from air cleaner. there was 12 volts to solenoid A & B but ...
1997 Honda Accord LX 2.2L engine VIN: 1HGCD5635V
Thanks everybody for your help. We elected to replace the engine entirely even though 6 of 7 responses thought it had to be a cracked cylinder head. Getting the car back on the road quickly proved to be more important to the customer than further time consumin...
2003 Mazda 6 S 3.0L no communication VIN: 1YVFP80D33
hello! I call it 'fix' because all three replies have the same answer- MAZDA now has CAN standart for communication, which my scan tool does not support.A bit surprising; I thought that ability to scan any car sold in USA after 1995 as 'OBD-II' is a mandatory....
1990 Oldsmobile 98 Regency Touring 3.8L Compressor Oil VIN: 1G3CV54C4L
Thank you to all that have replied to the question. I see that Ester oil can cause moisture drop-out in high moisture conditions. Lubricating properties were said to be better with PAG at higher temps.Thanks again.
1992 Oldsmobile 98 Regency 3.8L Electronic Ride Leveling VIN: 2FR12344TY
Thanks for the pointers. It was time to give up the test light method of determining draw on late model, option loaded vehicles. It turned out the only real problem is the ride control is getting overactive from leaky rear air shocks, trying to keep them pumpe...
1998 Oldsmobile Intrigue GL 3.8L No Start VIN: 1G3WS52K7W
This car did not start because the spark plugs were fouled. I realize that this was something simple that I overlooked, but there is more. The reason that the plugs fouled was because of a blown head gasket! With a new set of plugs the car started, blowing whi...
1975 Other European silvershadow 350CID Mechanical VIN: 005RD21151
Got bently manuel and check and diagnosis and found bad accumlator pumps at this time, customer decline work
2000 Pontiac Grand Am SE 3.4L ABS Light VIN: 1G2NF12F6Y
I cleaned grounds but they did look good any ways. Checked computer connections and again look good. Cleared codes and test drove several times and the light never came back on so customer is going to try driving and see if light comes back on. I still think t...
2002 Pontiac Grand Am GT 3.4L door locks VIN: 1G2NW52E32
Well I haven't had a chance to look at the car yet so I don't have it fixed. The 3 reply's I got said to check for broken wires in the door jam, the relay's under the left side of the dash, and for communication between the BCM and lock switches. These all sou...
1995 Toyota Corolla 1.6L Exhaust Valve VIN: 1NXAEC489S
Some replies concentrated on valve clearance as a probability, but clearances were in spec. Excessive exhaust back pressure causing overheating of valves as another possibility, back pressure was check per this suggestion and ok at .75 psi,Sticking lash bucket...
1997 Toyota Corolla 1.6L No Start VIN: 1NXBA02E5V
hi and thanks, I recieved 14 good replies to this fix. I omhed out the cam and crank sensor, cam was in spec.'s and crank was 20,ooo. I changed the crank sensor being it was off of spec.'s. new sensor did not help. I located a good used distrib. just to try it... Trouble codes: P0335, P0340.
1996 Volkswagen Jetta GL 2.0L MIL Lamp on VIN: 3VWWA81H6T
Thanks for all the help. This car has been sent back to the customer (a used car dealer)After removing the leak detection pump and inspecting, I reinstalled it and the light stayed out. I believe replacing the pump will be the final fix. After all the replies ... Trouble codes: P1476 (EVAP Emission control LDP ciircut malfunction/ Insufficient Vacuum).
1998 Volkswagen Jetta GL 2.0L dash illumination VIN: 3VWRB81H9W
Byron illuminated my way to this repair... Thanks buddy!!! The wires that go to the prndl switch lighting were all chewed up. I repaired the small harness under the shifting console. I actually installed the original head light switch and it worked. why a new ...
2000 Volkswagen Beetle GL 2.0L blue coolant light VIN: 3VWCS21C71
Thanks for all the responses. As several had stated the blue light is normal the customer made it sound like it never was on before. The first thing I did was read the owners manual it really isnt very clear about that light just says avoid driving at high spe...
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