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Prev Professional Automotive Repair Technical Discussions for August 3, 2004
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Help Request Answers
1995 Acura Integra LS 1.8L ECU fuse VIN: JHDDB8594S
Guys, I just requested help with a 90 Accord doing the exact same thing and several of you correctly told me to check the alternater. The Accord was running up to 17.x volts. But this Integra alternator is right on the money, running 12.5 volts under full loa...
1998 Audi Cabriolet 2.8L Airbag Light On VIN: WAUAA88G1W
Vehicle came in with intermittant "no start". Would not turn over all the time. Tested and changed ignition switch. Purchased from Audi Dealer. Put vehicle back together and now air bag light is on. Went through entire job twice and can find no reason that thi...
1999 Audi A4 1.8L starter VIN: WAUCB28D4X
Hi all. I was ready to roll this one out after a clutch replacement. It started and ran after the clutch and trans were back in, but before I buttoned up the axles and mounts. Went to start it after reconnecting the battery. No start, no click, nothing but a b...
2002 BMW 525i 2.5L alarm system VIN: WBADS43412
This is my wife's car. The alarm goes off whenever it wants too. Usually 3to4 am I have searhed the archives to no avail.We have had alot of rain recently .Can this affect the system . It usually doesn't act up when it's raining.Looking for some help .Thanks f...
1989 Buick Reatta 3.8L abs VIN: 1G4EC11C2K
Hi all, We have this 89 Reatta with the ABS light on, the code we get is 21 for main valve, when we run Mitchells test it says problem is intermittent, and if you clear the code it will not reset untill car is driven forward it will not reset in reverse. When ...
2000 Buick Regal LS 3.8L ignition lock VIN: 2G4WFS51XY
vehgicle intermittently will not return to the release position for the key to be removed. you have to to giggle the key or rotate it back and forth sometimes several times to get it to release. moving floor shift or giggling shifter does not seem to effect th...
1990 Cadillac Seville 4.5L MIL Lamp on VIN: IG6CD5336L
greetings - this Caddy is throwing code E48 (EGR). MIL illuminates only during freeway driving, approximately 20 miles or more. customer has me clear it out about once a week so he doesn't have to look at it. within the past six months, i have replaced the EGR... Trouble codes: E48 (EGR system problem)
2000 Cadillac Eldorado ESC 4.6L mirror fuse VIN: 1G6EL12Y6Y
Customer recently purchased this vehicle,keeps blowing underhood mirror fuse,interior lights also on the same circuit. Only blows fuse when vehicle is put into reverse,removed rear seat and both relays for back up lights,still will blow fuse when put into reve...
1985 Chevrolet K20 Scottsdale 6.2L No Start, Poor Idle Quality VIN: 2GCGK24J0F
Customer brought the vehicle in complaining of no start after 5-20 min hot soak. After checking starter draw and glow plug circuit (Replaced two glow plugs that were bad. All glow plugs omn out at 1.1-1.5 omns)and finding good I diagnosed injection pump at fau...
1994 Chevrolet Camaro Z28 5.7L engine valve train VIN: 2G1FP22P7R
This engine has a strange noise when warm. When I first heard it I would have guessed a dry rocker arm. Noise is a strange metallic rubbing or tapping that is in time with valve train. We pulled both valve covers and no problem found in rocker arm area. Could ...
2002 Chevrolet Trailblazer LS 4.2L Hesitation, Stall VIN: 1GNDS13S42
This vehicle arrived with customers request to install a fuel filter to repair a stalling problem.(Problem just started that same day)After filter installation, vehicle was driven and seemed perfectly normal until about 5 miles into the testdrive. All at once,...
1994 Chrysler LHS 3.5L HI Beam VIN: 2C3ED56FOR
I am need some help on this 94 LHS. It failed safety inspection because the hi beams dont work. Low beams work .fine but when you activate the hi beams they dont light up. The bulbs are good and I have checked the fuses. There are 2 for low beam and 2 for hi b...
1995 Chrysler LHS 3.5L ABS Module VIN: 2C3HC56F4S
This car sets code 32 "LR speed sensor circuit failure" as soon as it runs self test. See testing and results for list of tests run. I have also run the ATM tests with snappy scanner, passed all tests. I also volt dropped the powers and grounds. All tested les...
1998 Chrysler Concorde LXi 3.2L battery VIN: 2C3HD46J5W
This is a vehicle from a car dealer, he complains that if this vehicle sits for 3 to 4 days the battery is dead and he has to boost to start. We replaced the battery for testing, and found no problem with the charging starting system, and performed numerous dr...
1990 Dodge D150 5.2L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy VIN: 1B7CE16Y2L
Hi guys: I have this dodge truck that came in running very rough and pouring out black smoke. checked for codes and got a code 51 for the o2 sensor replaced the sensor and still had the same problem. checked plugs wires etc. all ok. checked fuel pressure and g...
1996 Dodge Ram 1500 Truck 5.2L mode doors VIN: 3B7HF13Y8T
The mode changes under situations of no vaccume ...would appreciate help if you have any .
1996 Dodge Grand Caravan ES 3.3L engine VIN: 1B4GP54R2T
need some chrysler help folks. from repair history you can see this van has had engine problems in past. well it's back 38 k later with low oil pressure again-oil light flickering intermittently when stopping after 10-15 minutes of run time. oil pressure drops...
2001 Dodge Grand Caravan SE 3.3L headlights VIN: 1B4GP24361
Hi Folks; My customer's complaint on this van is that the headlights have gone out two times in one night, although they came right back on. He asked me about this at church, and thinking it was a no-brainer, I had him bring it in Tuesday A.M. I cannot duplica...
2001 Dodge Dakota 4.7L Radiator
Customer had radiator replaced with new Chrysler radiator due to an accident. Lasted 6 months/Leaked. Customer was told replacement radiator had many pinholes & should Check Cooling system for electrolysis/PH.Customer tested himself with multimeter & found .5-...
1989 Ford F-250 Custom 5.0L Poor Fuel Economy VIN: 1FTEF26N2K
Customer is complaining that while pulling a load the truck seemed to have run out of fuel after only 45 miles. The rear tank got him the last ten miles but after getting there the rear tank was hissing and blew a lot of hot fuel out at him when he removed the...
1997 Ford Explorer Eddie Bauer 4.0L transfer case? VIN: 1FMDU34EXV
when you drive this car down the road and then let off the gas,there is a very loud noise coming from under the vehicle. the noise sounds like an electric motor whining out of control,,it is very very loud. and the rpm of the noise is very high even when drivi...
1998 Ford F-150 4.6L Misfire, MIL Lamp on VIN: 1FTZX17246
truck came in with a check engine light & a miss.code po402 excessive egr flow & po304 # 4 cylinder misfire.replace all plugs and plug wire set. customer wanted that done. replace egr valve, it was all carbon up.voltage on dpfe was high, 4.86v all the time. re... Trouble codes: P0402, P0304, P0401
2000 Ford Explorer XLS 4.0L Steering VIN: 1FMZU67E81
Customer compliant of "shudder" in steering. Confirmed. Problem is more noticeable when first started. Will do it setting still, but more noticeable when turning at slow speed. Does't show up unless the engine is running. Checked tie rod ends and ball joints, ...
2003 Ford F-350 Super Duty XLT 6.0L unknown VIN: 1FTSW31P63
Customer pulls fifth wheel trailer, hauls hay, approximete weight about 16000 lbs. When cruising down the road the pickup will go into a severe jerking or surging condition. Driveline, transmission pressures, all look good, pickup performes normal when not pul...
2003 Ford Explorer XLT 4.6L technical VIN: 1FMZU73W63
Good day all tech. I want to now if a member have a user id, and a password to acces the ford site If yes it wil very appréciate. Thank in advance.
1990 Geo Tracker 1.6L No Start, Poor Idle Quality, Surge, Stall, Misfire VIN: 2CNBJ18V0L
This 1990 Geo may have multiple problems. I am aware that the new computer may have damage to the injector driver circuit. Because of this I ran some voltage waveforms on the positive and ground side of the injector along with current ramp waveforms. Some othe...
1995 GMC Jimmy 4.3L engine VIN: 1GKDT13WSK
hi guys hope you can help me with this problem. this noise starts up after engine runs for about 3 to 4 minutes. noise can be heard at front of engine and seems to carry to back. it rattles at higher r.p.m. and stops after 2400 r.p.m. drive and driven gears on...
1996 GMC K2500 Suburban 7.4L cv AXLE VIN: 3GKGK26J3T
Help, oh please help. This is my wife's vehicle and she is driving me up a wall. I believe that the problem is caused by her turning the wheel too hard to the left when backing out of the driveway. She, of course, is rejecting this explanation out of hand. She...
1986 Honda Prelude 1.8L Excessive Emissions VIN: JHMAB5225G
hi group well need some help here, 15 mph exhaustv readings hc 288 co 7.92, 25 mph hc 291 co 8.01. failed at test only center. i see the head has been off recently i have never seen vehicle prior, found 3 vacuum lines near bottom of intake not hooked up, ok ho...
1999 Honda Accord LX 2.3L Mechanical VIN: 1HGCG564XX
Customer bought car at auction and came in for a service. The coolant overflow was very oily. Upon removing radiator cap we found brown pudding. At some small chance we thought the original owner might have put something in coolant before it was repoed we flus...
1996 Hyundai Accent 1.5L no reverse VIN: KMHVD11N8T
Hey Guys, This Accent came to us with no reverse. We called a tranny on it, replaced the transmission with a low milage wrecker one but the problem was still there. It was found that by placing the shifter in drive, then going to reverse will give you reverse ...
1992 Isuzu Rodeo LS 3.1L No Start VIN: 4S2CY58Z9N
No injector grounds. Replace ecm and still no pulse{ no ground.} Ran flow charge from alldata. When I power b5 to the dist. connector, the noid light flashes with the new ecm. Also replaced control module in dist. We do have spark though. It appears that I hav...
1996 Jeep Grand Cherokee Laredo 4.0L Poor Idle Quality, Hesitation, Cuts out VIN: 1J4EZ58S8T
fuel pressure spec 37to 41psi at idle.when tested guage shows 48psi.when vehical is driven the needle bounces so bad you can not see it.also when engine is shut down the fuel pressure drops to zero in no time.also the engine has a flat spot at times when pulli...
2003 Jeep Wrangler X 4.0L driveshaft? VIN: 1J4FA39S93
All is tight and right. pinion flange is tight. noise is 1 snap sound ( just like a u-joint sound) when taking off from dead stop. noise appears to be coming out of driveshaft??? no jerk or slip is felt with hand on driveshaft but can "feel" the snap in the sh...
1996 Lincoln Town Car Anniversary 4.6L steering VIN: 1LNLM82W7T
This car is in a GM dealer with what feels lke full power steering assist at 50 and up mph. Customer states almost wrecked on there way home the other night. Sent vehicle to local ford dealer said it was a bad intermidate shaft and bad control arm.could not ge...
1998 Lincoln Town Car Signature 4.6L control head VIN: 1LNFM82W3W
This vehicle has a mind of it's own. First let me preface this post with the information that I was given. This vehicle had a cell phone installed in it and main phone brain was mounted under rear seat cushion. The customer spilled a bottle of windshield washe...
1986 Mercedes-Benz 300E 3.0L Hesitation
mercedes techns, I need your help. I have this 300e with intermitten lean misfire. The following have been replace new from another shop, EHA valve, over-protection relay, fuel pump relay, engine coolant sensor. What I have notice personally when this happens ...
1987 Mercedes-Benz 420SEL 4.2L Cuts out VIN: WDBCA35D6H
Here's one for the Mercedes gurus. This is my first case of Mercedes sticker shock so I want to be as sure as possible with my diagnosis. This car was towed in and will start and run for a couple of seconds and then die. We checked fuel pressure and found that...
1997 Mercedes-Benz S420 4.2L rear hydraulic shocks VIN: WDBGA43G9V
I am having difficulties retreiving information on the rear hydraulic suspension. The rear shocks are very stiff. I test drove the vehicle and stopped very quickly causing the ass end to go up, and it stayed there. I relieved the pressure at the axle level con...
1999 Mercury Sable GS 3.0L Brake Rotors VIN: 1MEFM5DU8X
Vehicle has a pretty servere brake pulsation after brakes get hot. Customer has about an 8 mile down hill drive on comute to work. Its at the end of this down hill drive that the pulsation occurs. We've replaced rotors again, first with after market which we t...
1999 Mitsubishi Montero Sport LS 3.0L moving trans code VIN: JA4LS31H9K
after service was complete, test drove 14 miles,drove fine brought back into shop to repair waterpump o-ring leak,retest drive vehicle came back with codes for trans: po765: #3 and #4 shift solenoids not working corectly,cleared codes and redrove: code for tra...
1985 Nissan 720 2.4L No Start VIN: JN6ND06SXF
The vehicle is owned by a friend who has had this problem since I have known him. Originally he had put one on himself with a friend. The pump went out again shortly there after. He had bought a Nissan pump afterwards and re-replaced it. Also, when he was at t...
1992 Nissan Sentra E 1.6L Poor Idle Quality, Stall VIN: JN1EB31P1N
Hello, This nissan has a dual overhead cam engine with two timing chains not a belt.The problem began when the customer did his own tune-up. Some how in the process of changing the rotor, he loosened the main center screw in the distributor that holds the opti...
1997 Nissan Maxima GLE 3.0L Stall, MIL Lamp on VIN: JN1CA21D1V
another prior tech car dont you love them. car only stalls after loaded in rev. only on decel other then that car runs great please help me or shoot me if you need any other pcs. of info just tell me will be happy to provide any thing i can Trouble codes: P0340
2000 Nissan Maxima GLE 3.0L Hesitation VIN: JN1CA31D3Y
These 2 codes only seem to appear on an intermittent basis. Cannot find any vacuum leaks, both O2's are cycling and toggling as necessary. Hesitation only seems evident when the car is cold and during warmup and does not occur at all times. I'm a little suspec... Trouble codes: P0171 (Bank 1 system lean), P0174 (Bank 2 system lean)
2003 Nissan Altima 2.4L No Start VIN: 1N4AL11063
Hi All, just wandering if anyone with Nissan experiance might have run acrossed this problem before on a 2003 Altima. This car, if started and backed out of garage in the morning and put on street in front of the house, doesn't want to restart. Acts as if it i...
1992 Plymouth Sundance America 2.2L temp. gauge VIN: 13PXP2805P
The temperature gauge reading increases when the blower switch and/or headlights are turned on. The temp gauge otherwise seems to operate normally. The gauge reading compounds as the lights and blower switchs are used & then goes back down when they are turned...
1993 Pontiac Grand Am SE 3.3L Poor Idle Quality, Surge VIN: 1G2NW54NOP
1998 Pontiac Grand Prix SE 3.1L Starting VIN: 1G2NJ52M6W
This vehicle was towed in with a no start condition. I found that the battery was dead. Charged battery and then load tested battery. Test showed that the battery was good. The starter was bad. Replaced starter and noticed that when you turn key off that the i...
1994 Saab 900 S 2.3L Cuts out VIN: 2B4GH45RXP
Hey Guys, Vehicle crank sensor needs replacing. Tested at plug near starter. Clean 10v and Ground no frequency from Hall effect when cranking. Generated signal supplied to hall output out causes injectors to pulse and coil to fire. Questionable sensor not the...
1999 Subaru Legacy Limited 30th Anniversary 2.5L abs VIN: 4S3BG6854X
hello all, i have a 99 legacy outback here.. good customer, have done lots of work on this vehicle. problem began after replacing both front wheel bearings. car came in with normal braking, but severely noisy wheel bearings. customer opted to replace both sid...
1992 Toyota Corolla 1.6L oil press VIN: 1NXAE94A5N
toyota techs !! car came in with oil light on. oil press low but not like astopped up strainer do you guys find more straners or rotor style oil pumps.think i should pull the pan,the oil pump,OR PULL THE PLUG!!ITS BEEN A GREAT CAR. THANKS IN ADVANCE CASEY
1999 Volkswagen Jetta Wolfsburg Edition 2.0L no compressor engagement past #1 fan speed VIN: 3VWPA81H6X
Volks Techs This otherwise fine 99 jetta has a problem with the compressor clutch engaging only in the #1 blower switch position The brown & black wire on the ac switch appears to be connected to the white wire going to the fan switch in Bently's book However...
1999 Volkswagen Jetta GLS 2.0L Misfire, MIL Lamp on, Starts Runs, & Dies VIN: 3VWSA29M3X
Hey Gang, This car came to me on the hook, The engine will start run 2 or 3 seconds then dies. I thought simple, Change out the fuel filter that the car was born with. No luck. On another note, these late modle VW's with that fuse pannel on top of the batte... Trouble codes: P0135 (02 Sensor Heater Bank 1), P0301 (Cyl 1 Misfire), P0300 (Random Misfire), P0303 (Cyl 3 Misfire), P0304 (Cyl 4 Misfire)
1999 Volkswagen Passat GLS 1.8L nospark to cylinder VIN: WVWMA63B6X
i have no signal from ecm to power module on right fender well ,the wire from ecm to module is good ,i need to know what triggers the no 1 cylinder .replaced the ecm with no change.
1991 Volvo 740 2.3L No Start, Poor Idle Quality, MIL Lamp on VIN: YV1FA8845M
Hi group, This volvo only starts with choke cleaner and then will run rough until it warms up some. This regina system uses a MAP (GM) sensor and IAT sensor. Replaced the MAP with another to no avail, the IAT tests with specs according to the Vantage. No matte...
1998 Volvo S70 2.4L will not run obd 2 t VIN: YV1LS557XW
after fixing the gross evap leak due to a missing gas cap i cleared the codes and drove the car on my normal route to get the moniters to run,i have put over 100 miles myself and the customer has put 500 miles on it and none of the moniters have there s...
2003 Volvo S60 2.4L Starter VIN: YV1RS58D93
Good morning guys, thanks for taking the time. I'm posting this for another tech in here having fits. This vehicle came in after having been "molested" by others. The problem we are having is partial starter engagement/ grind after a hot soak. If you attempt t...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1987 Acura Legend L 2.5L MIL Lamp on VIN: JH4KA3253H
thanks for the replies, but i got led astray by the mitchell info turns out the computer i needed to look at was under the pass floorboard not under the pass seat when i looked at the right computer the led was flasing code 4 (the crank/cyl sensor) i cleared t...
2000 BMW 323i 2.5L No Start VIN: WBAAM3334Y
Ok, many thanks to the 3 who replied, and I guess all were on the right track. First, when the vehicle returned, with a 209 EWS manipulation code, after checking for the EWS signal, (Terminal 4 from the EWS unit under the left lower dash, Black/Violet wire goe... Trouble codes: 146 (No Description), 209 (EWS Signal Manipulated).
1995 Buick Skylark Custom 3.1L Downshift VIN: 1G4NV55MXS
I Do Believe That Everyone's Response That The Problem Lied Within The Valvebody Is correct; However The customer Wanted A Firm Price, Which I couldn't Do Until I Dissassembled It. Customer Opted Out Of any Further Time To Be Spent.
1997 Cadillac DeVille d'Elegance 4.6L splash shield VIN: 1G6KE52Y1V
Thanks, gentlemen, for the prompt replies - Both replies said to replace the belt with updated # - The TSB for that # was not listed in my ShopKey so I opted for the Dayco Polycog belt - AND, I installed a shield I fabricated as the local dealer said they had ...
1985 Chevrolet G10 Sportvan 5.0L No Start, No spark VIN: 1GBEG25H5E
Most of the replies targeted the electronic spark control or the pickup coil. I had a few folks that suggested bypassing the esc module, but there were two differing opinions as to how this was done. Do you short A&C wires or B&C on the distributor side of the...
1991 Chevrolet K2500 Cheyenne 5.7L Mechanical VIN: 1GCGK24KOM
Replacing the combination valve as suggested by several replies fixed the problem with this truck. Thanks, Chad
1991 Chevrolet C3500 Silverado 5.7L front brakes VIN: 1GBJC34K8M
Thanks to all my brother and sister techs, who bust their knuckles, sweat and toil over hot vehicles trying to make a living! Ya'll were right on with the brake hoses!! I just could'nt believe with only 37,595 miles on the beast, that brake hoses could be faul...
1992 Chevrolet S10 Blazer 4.3L Cuts out, Stall VIN: UNKNOWN
Thanx everyone for all the help.The problem was nothing but a bad gas tank filling up the filter.Needs new tank,filter,clean the lines and all that stuff... Joe [...]
1997 Chevrolet Tahoe LS 5.7L convertor VIN: 1GNEK13R0V
Most replies pointed to the TCC solenoid/valve area as the problem. This was what I suspected after verifing that the torque convertor clutch had not welded itself to the torque convertor housing. The TCC solenoid (part# [...]) has a cone shaped screen in t...
2000 Chevrolet Prizm 1.8L Hesitation, Cuts out, Stall VIN: 1Y1SK5285Y
Thank you to all that replied. The new Mass air sensor did indeed fix the problem, (albeit $90 later). I appreciate the input.
2000 Chevrolet Impala 3.4L Fuel tank VIN: 2G1WF52E7Y
I replaced the charcoal canister and apparently this has fixed this vehicle. It is driven in an area with a lot of gravel roads so I'm guessing that it was a dirt and dust problem as described by some of you. Thanks, Chad
2000 Chevrolet Blazer LS 4.3L Stall VIN: 1GNCS13W1Y
thanks for the replies. replaced the fuel pump module & car seems to be fixed. this car was the first one i have had with these symptoms & now have had 2 more. thanks again!!!
2001 Chrysler Voyager 3.3L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1C4GJ25321
Thanks to everyone that took the time to read & reply. I had many helpful tips. The wiring harness is very tight in several places especially near solenoid pack. However, I found no problems even after removing wires from harness. I noticed when engine was run... Trouble codes: P0353.
1993 Dodge Shadow 2.2L No Start VIN: 1B3XP28DXP
Hi everyone, I am sorry to say that I still do not know what the fix is for this vehicle. The vehicle runs great, but I know the fuel pump will burn out again soon. I have received many helpful suggestions. Most said to test and/or replace fuel pressure regula...
1995 Dodge Neon High Line 2.0L MIL Lamp on VIN: 1B3ES42C2S
I'm sorry for the delay we have been closed at school for summer break. I did get 3 relies for this problem 2 said to chek all the hoses from front to rear and we did that before and after the post and found no problems. I did get a post from Joseph [...] ... Trouble codes: 31 (Evap purge flow monitor failure).
1997 Dodge Ram 1500 Truck 5.9L No Start VIN: 1B7HF13Z3V
i started to unhook sensors and trying to scan it. i unhooked the o2 sensor and speed sensor. the truck started. i plugged the 2 sensors back in and it kept running. i did a wiggle test and found that the truck died. i located a shorted wire in the transmissio...
1986 Ford E-150 Econoline 5.0L cruise control VIN: 1FTDE14N2G
this did turn out to be a loose ground wire on the left turn signal,,thanks a lot for the help!
1998 Ford Mustang 3.8L parking brake VIN: 1FAFP4043W
Well, here we are again. After talking to a local Ford house about this problem and a recall dealing with a hand brake modification #00S37 (primarely on manual tranys)I modified the auto adjuster at the hand brake lever as per Ford, and took up the slack by 2 ...
1999 Ford Econoline Super Duty Custom 7.3L Surge, MIL Lamp on VIN: 1FDSS34F3W
Well the van is fixed,thanks for all the help. I replaced the IRP. My initial thought was a bad IPR but with all of the other possibilities that came with the replies I recived I thought some extra testing was needed. I've delayed the closing of this request t... Trouble codes: P1211 (icp pres. above/below desired psi.), P1284 (icp fault - aborts koer test).
2000 Ford F-250 Super Duty Lariat 5.4L tires VIN: 1FTNF21L5Y
sorry for the delay, customer was saving up money for the tires, made the swap and everything is fine thanks to all who replied
1997 GMC C1500 Sierra SL 5.7L Poor Idle Quality, Misfire VIN: 1GEK19R9VE
Most people agree the poppet valve design is a problem. Most said cleaning will work but he had it done with a machine and still has the miss. The best solution I believe is a permanent repair. There is a new style with electrical injectors located where the p...
1995 Honda Passport LX 3.2L long crank cold
thanks for all the help, turns out the truck had never been tuned up. spark plugs were at .80 go figure. remember basics thanks again all
1997 Honda Accord EX 2.7L Tachometer VIN: 1HGC36648V
Thank you to all who replied. I guess I was the only one who didn't know about this common honda problem. The reason the rpm signal would be good on the scanner, but not on the dash is because the dash gets its signal through the tcm via the ignition module on...
1998 Honda Accord LX 2.3L No Start VIN: 1HGCG3142W
thanks to IATN you guys are great! I would have never fixed this one without IATN. We recived 16 replies and 80 percent said 'main relay problems' so we put one in today, part # 39400 S82 A01 $25.22 list Ron Tonkin Honda in Portland OR. has sold a dozen of t...
2001 Hyundai Accent GL 1.5L Hesitation, MIL Lamp on VIN: KMHCG8YU06
Thnaks for all the great ideas guys! Re-checked the MAF again during warmup and found out it was intermittently going out of spec during midrange throttle applications. Swapped out a known good used one from a friend's Accent and the problem disappeared. We ha... Trouble codes: P1128 (long term fuel trim lean).
1990 Jaguar XJS 5.3L master cylinder VIN: SAJNW4842L
This car finally did get fixed. It was the ABS pump & accumulator assembly. The pump ran but never built pressure. The delay was in locating an appropriate used part to make it palatable to the customer and profitable for us (they are outragious new)The system...
1994 Mazda B4000 SE 4.0L lack of power VIN: 4F4DR17XXR
The owner of this truck has opted to continue to drive vehicle. We were unable to reproduce any codes or symptoms, and we drove the vehicle over the weekend and home several times. Your suggestions were useful and appreciated: 1)Re-check fuel pressure/flow 2)M... Trouble codes: 0157 (maf signal low), 0172 (ego not switching lean b-1), 0173 (ego not switching rich b-1), 0177 (ego not switching rich b-2), 0181 (cruise rich limit bank 1 still lean), 0189 (cruise rich limit bank 2 still lean).
1984 Mercedes-Benz 380SE 3.8L Engine VIN: WDBCA32ASE
Thank you all for your input on this one. This car was not in my shop as you know but based on your input my brother in law found a loose in the head exhaust valve guide on #3 cylinder. Many folks suggested to make sure it wasn't transmission fluid which was v...
1993 Mercedes-Benz 300D 2.5 2.5L very loud VIN: WDBEB28E6P
Thanks to all that replied. We had several possible recommendations that ranged from timing chain stretch, pump timing, EGR, bent rods/worn rod bearings to using Lubri-Moly's Diesel High test additive. The Techs who responded don't know what causes this noise,...
2000 Mercury Mystique GS 2.0L No Start VIN: 1MEFM6536Y
thanks to all tech. who responded, problem was cloged up fuel rail, befor injectors. this car was worked on before they towed in to my shop. i could not figure what was in the rail!
1992 Mitsubishi 3000GT VR-4 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: JA3XE74C9N
hey guys,we fixed it.the problem was a busted air bypass makes sense now becuase the mass air flow was reading all the air being pulled across it,therfore thowing the fuel to it,and the air wasent being packed in the intake to make it burn.I ALSO ASUME...
1991 Nissan Pathfinder SE 3.0L No Start VIN: JN8HD17YUM
Thanks to everyone who sent replies; the one gentleman who suggested rechecking the fusible links at the battery was right on the money. We found one link blown that was somehow overlooked during the initial assessment for the no start condition. Sometimes aft...
1994 Nissan Pathfinder LE 3.0L Hesitation VIN: JN8HD17Y7R
Customer decided to drive the car for a few days while we pondered on this one, he returned 3 days lateer and said now it wont idle, we tested iac valve and found it to be bad, removed upper intake and replaced iac valve, the hesiation went away, doesnt make a... Trouble codes: 34 (Knock sensor pulse detection).
1999 Nissan Pathfinder SE 3.3L MIL Lamp on VIN: JN8ARO5YOX
The root cause of the problem has been identified and pending a dealer part's arrival the vehicle is fixed. 1440 was stored in the OBDII Generic menu. Using a smoke machine a leak was identified at a small plastic valve. Mitchell describes it as a Vacuum Cut V... Trouble codes: 325 (knock sensor - replaced), 440 (evap - replaced box l/r wheel and attached valve).
2001 Nissan Sentra GXE 1.8L MIL Lamp on VIN: 3N1CB51D81
hi guys out of 7- 6 replieds commented on the pcm going bad. after testing the wiring and grounds and powers at the pcm and checked for short to power and all tested ok. replaced pcm and the problem was fixed. thanks to all. one replied asked what i meant 4 o2... Trouble codes: P0160 (left bank rear 02 sensor high voltage).
1986 Oldsmobile Cutlass Ciera Brougham 2.8L hard start VIN: 1G3AM19W9G
well thank you evveryonw tjat sent me help. i have yet to fix this problem and will update this when i do . i have spent too much time tring to condem the injectors and i have yet to find them bad. as many of the post recomend .
2000 Oldsmobile Silhouette GL 3.4L cruise control VIN: 1GHDX03EIY
both replies indicated the brake light circuit grounded the cruise circuit. turns out it was burnt out brake light bulbs
1995 Pontiac Grand Am SE 3.1L horn VIN: 1G2NE55M2S
Thanks to all who replied. It appears that Gerry of New Jersey nailed the problem, although the problem was not what I thought it was. It wasn't the horn relay that was stuck. It was a problem with the horn sounder, or pad, as Gerry said. I discovered this wha...
2000 Pontiac Grand Prix GT 3.8L 2-3 shift solenoid VIN: 1G2WP52KXY
most all of the replies dealt with the shift and pressure solenoids, however I have replaced these along with the wiring harness inside the trans to no avail, any other ideas? I am all out...
1992 Saab 9000 S 2.3L Poor Idle Quality VIN: YS3CK58B3N
I finally found the correct procedure for flashing codes on this car.Mitchel has the wrong terminal to ground.Checked with a shop that had AllData and the correct terminal is shown. The test block is located on the left side of the engine compartment by the co...
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