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1993 Audi S4 2.2L bulb monitor
taillight/low beam bulb failure light comes on whenever, sometimes as soon as you turn the key on, sometimes after 20 minutes of driving. we have tried a known good lamp control module, all osram bulbs in back, hella in front. we cleaned grounds, replaced all ...		 View
1995 BMW 740i 4.0L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on
This vehicle came with misfires and check engine light on, customer said it was a intermitant problem and vehicle only ran bad when engine light came on. Vehicle misfired all at time while at shop. Found trouble codes 201, and 203 for sensor one and sensor two... Trouble codes: 201 (sensor one), 203 (sensor three).		 View
2001 BMW X5 4.4L MIL Lamp on
We got this BMW in a few weeks ago for a large amount of suspension work and valve cover gasket replacement. Upon removal of the valve covers, we found two collapsed/open breather hoses on the top of the intake @ the rear of the engine. We replaced both with B... Trouble codes: 028 (Fuel Trim Adaptation At Limit Bank 1), 029 (Fuel Trim Adaptation At Limit Bank 1).		 View
2001 BMW X5 4.4L While driving
We have this X5, that has a vibration on accelaration. When the vehicle is cold it drives smooth. But as the vehicle warms up while driving the vibration gets worse and worse. It only happens on accelaration. Any ideas would help. Regards.		 View
2003 Cadillac DeVille 4.6L Poor Idle Quality, Stall, Misfire
G.M. Techs your knowledge is needed.I have lost my --- on this one. Did have a bad vaccum leak,quick bucks, yea right 5 days later,1-3-5-7 missing randomly,compression chk. all above 140. Found T.S.B. on reprogram called dealer been done, hoping to pawn it on ... Trouble codes: p0171b (p0174b-), p0174b (p0300b-), p0300b (p0506b-), p0506b (p0507b-), p0507b (testing and results).		 View
2004 Cadillac SRX 4.6L loss of assist
Customer has left vehicle with us twice, but we have not been able to verify symptom. Customer says total loss of power assist in both directions. engine speed is not a factor. We have been road testing for several days and not been able to verify any problems...		 View
2004 Cadillac CTS 3.2L Starting
Hi, I have cad. that when in cranking possion will pulse voltage to starter,check engine light & interior light flash with pulse also. battery & connections are good.no engine codes will loose communications with pcm when cranking. tested fuses & relays, good....		 View
1987 Chevrolet Corvette 5.7L Poor Idle Quality, Surge, Cuts out, Stall
i have this 87 corvette in my shop that runs kinda weird and gives me weird mass air flow data. customer complained of running rough, check engine light on and said if he shut it off and restarted it that it would run fine for about 60 seconds before running r... Trouble codes: 34 (mass air flow sensor).		 View
1995 Chevrolet Camaro 5.7L top end
hi people here is my situation.this car had head gasket failure,we replaced head gaskets,took the heads to our local machine shop where they took out the bad spot surfaced both heads pressure checked them and "cleaned up the valves"according to the machinest ...		 View
1996 Chevrolet Pickup 7.4L MIL Lamp on
Hello Chevrolet/Gm techs.. I'm almost exclusively a Ford shop but we have a 96 3500 series 7.4 in our fleet that runs like a 'swiss watch' at all throttle angles/loads.. We're trying to get thing past CA smog to sell/auction it, but it keeps setting P0300 for... Trouble codes: P0300 (Random Misfire).		 View
1998 Chevrolet Pickup 5.7L range hub
This truck came in with a noise on decellaration it was diagnoised to be in the transfer case. The range fork was worn severly and range hub had contacted the planet and rounded the teeth. We replaced the fork, hub, and planet and reassembled. Truck came back ...		 View
1999 Chevrolet Lumina 3.1L Surge
Car came in for heater hoses due to leak. Repaired them and test drove fine. Customer came to get and tried to back out of the parking sopt and the thing started to buck and surge real bad. The next morning tested and it runs great for about 2 minuets and then... Trouble codes: p1106 (Map voltage intermiten high).		 View
1999 Chevrolet Corvette 5.7L MIL Lamp on
thanks for all your help Trouble codes: p0327 (knock sensor signal 1 front signal).		 View
2000 Chevrolet Impala 3.4L High idle
This vehicle came in originally for an intermittent stall. Checked IAC motor and found it sticking. Replaced and cleaned out throttle body. Came back a while later still stalling and now with TP sensor codes and a MAF sensor code. Tested and replaced MAF senso... Trouble codes: P0122 (TP sensor signal low voltage), P1122 (TP sensor signal intermittent low voltage).		 View
2001 Chevrolet S10 Pickup 2.2L Hesitation, Cuts out
Hello to All, Here is how the customer describes his issue,"hesitation when leaving off gas & when stepping on the gas slightly.Feels like ignition misfire".Owner has replace plugs, wires & coils with no improvement.I could not duplicate these symtoms, howev... Trouble codes: P0122 (TPS sensor cicuit lowshort).		 View
2002 Chevrolet Venture 3.4L No Start
Van has sat for a year. Only code is p1189 eop sensor. Van will crank but no start. I have 60 lbs fuel pressure, good spark, I believe no injector pulse. I can run an injector balance test with MODIS and van will then try to start then die due to fuel injector... Trouble codes: p1189 (engine oil pressure sensor).		 View
2003 Chevrolet Express 6.0L Misfire, MIL Lamp on
We got this vehicle in for check engine light codes p0300 multiple cyclinder miss fire and code p0340 catalytic effiency bank 2 check cat post o2 sensor voltage varrying from 200 to 800 mv same as pre o2 sensor we are recommending cat. check code p0300 check m... Trouble codes: p300 (multiple cylinder miss fire), p430 (catalytic converter efficency below threshold).		 View
2003 Chevrolet TrailBlazer 4.2L MIL Lamp on
Purge solenoid and vent solenoid tested OK. Unfortunatly don't have smoke mashine. Any common problem,any ideas? Trouble codes: PO442 (Small EVAP leak).		 View
2004 Chevrolet Silverado 4.8L Engine
Customer complained of engine noise at startup when cold. It sounds like lifter noise and more than just one. The oil pressure is good and due to the low mileage on the truck I need help from Chevy techs to know if theres any problems mechanically with this pa...		 View
2004 Chevrolet Impala 3.8L No Start
Vehicle driven in once, towed in second time for intermittent crank/no-start. She states the security warning flashes, she can duplicate the problem using the remote unlock feature but she can't prove it here. She also claims to be able to start it most times ...		 View
1985 Chrysler New Yorker 2.2L turbo
looking for a turbo for this car or info on what is needed to make it a nonturbo, can we just put on intake and exhaust manifolds or is the compresion and head ect diff? its a low mile car in great shape and is owned by a little old man who likes the car and w...		 View
1996 Chrysler Concorde 3.5L No Start
no spark and no injector pulse , cam and crank say yes on scan tool and new pcm have power at coil and injector		 View
2005 Chrysler Town & Country 3.8L rear turn signal
this van has a intermitant problem with turn signals.at times indicator inside lights up and flashes but no lights out side,also sometines when it happens you turn on left side and right indicator flashes.when it acts up no outside lights work.we are unable to...		 View
1998 Dodge Intrepid 3.2L No Start, Cuts out, Stall
Hello IATN, We have an intrepid here that randomly decides to not start(no Crank)or start then stall. It was in the shop about a 2 months ago for same problem and found the PCM was randomly commanding the ASD Relay to shut off causing a stall or no start. Th...		 View
1998 Dodge Dakota 2.5L No Start
vehicle towed to my shop because it just quit on the highway on the customer.he thought it might be the fuel pump,but pressure and volume are right there in spec.the vehicle has no spark,and also does not have battery volts at ignition coil when ignition is sw...		 View
1999 Dodge Neon 2.0L MIL Lamp on
another mopar headache this 2.0 sohc neon has a code for the cam sensor my question is when i ordered a replcement sensor no matter where i get it from they all come as a flat sensor with no recess for end of camshaft witch actualy sticks through the side of t... Trouble codes: PO340 (cam position sensor).		 View
2001 Dodge Dakota 4.7L cylinder heads
i recently bought some heads and i want o know if they are frist or second generation heads and what are the ciffenecnes between the two.		 View
1990 Ford Pickup 5.0L Cuts out
Thanks in advance. I had this trk. come in on a hook. The customer said that it started to run rough then stall. It did this several times & then it would not restart. I first noticed that It had no spark. I replaced the TFI module & trk. started fine but had ...		 View
1996 Ford Contour 2.0L NO Start
do not have break out box or other ford test equipment. was wandering about ignition ground. where to check and any other ideas why no spark		 View
1998 Ford Explorer 4.0L Compression
Vehicle towed in...no start. No fuel pressure. Bad fuel pump. After replacing fuel pump engine still did not start.( but I now have 40 psi of fuel pressure ) Spark plugs are soaked with gas. ( origional spark plugs ) Replace spark plugs with no luck. Took a co...		 View
1999 Ford Expedition 5.4L Transfercase
have replaced transfer case speed sensors... I Think I got some of the wires wrong I can't find the wire schmatic for the sensors. These would be the wires for the sensors where thay go into the connector. Have looked in alldata Mitchell and had a schmatic fax...		 View
1999 Ford Pickup 7.3L Excessive Emissions, smoke
I have to ask for help on this one. This truck smokes heavy on start up in the morning. It continues to smoke after warm up but just not as heavy. If sitting at a stop light and then when you go to take off, it will be heavy for a little bit and then taper off...		 View
2000 Ford Ranger 3.0L No Start
Hello All, Vehicle towed in as no start. Found vehicle cranking, no fuel, no spark, no comm with PCM, no "check engine" light and anti-theft light flashing fast. Checked codes found PATS with U1262 comm error with PCM. Checked info display on PATS found: m-key... Trouble codes: U1262 (Missing SCP message).		 View
2001 Ford Pickup 4.2L Clutch
Truck came in with clutch pedal dropping to the floor with no clutch release. The clutch fluid was full and customer had not added any fluid. We bled the clutch and pedal returned completely and was working fine. This lasted a couple of days and problem return...		 View
2002 Ford Focus 2.0L cv axle
this vehcile came in for a vibration found the center bearing was roaring, replaced the whole axle and now after a few miles of driving the axle comes out of the transmission -but- the center bearing stays in its bracket. this has happened twice both axle were...		 View
2003 Ford Pickup 6.0L crankshaft
I have this 03 Ford with 6.0 Powerstroke. This truck has the thrust main bearing worn almost into and heavily grooved. There doesn't appear to be any other wear in the rod and mains. The thing i'm wondering is, this transmission was rebuilt about 6 months prio...		 View
2003 Ford F450 Super Duty 6.0L Misfire, MIL Lamp on
Fuel liter replaced,car is at Ford dealer,they state it needs one ,possible more injectors.We sent it there because we thought it was still under emissions warranty.Dealer says it has no warranty.What is warranty coverage for this engine and emissions coverage... Trouble codes: po272 (cyl 4 contribtorbalance), p2285 (icp sensor ckt fault).		 View
2004 Ford f650 5.9L trans shifter
I have a customer that has an F650 tow truck with and allison 2000 series. His complaint is that the shifter is loose. This truck has the park position. Shifter is mounted on the column. Has anybody experienced this? What parts are required to fix this? How lo...		 View
2008 Ford SUPER DUTY 6.4L No Start, Poor Idle Quality, Stall
MORE INFO: First time posting,thanks to all who would take the time for some insight on this. This is for all the Ford diesel techs.This is a family members truck.They have had this to the dealer 8 times and can't fix it. The problem is every time he takes the... Trouble codes: P0001 (fuel volume regulator circuitopen), P0087 (fuel railsystempressure-too low).		 View
1997 GMC Pickup 5.7L No Start
keeps burning connector at sender inside tank. fuel filter has been changed , i cked this time & it's clean, tank is clean ,the sock was like new. cked voltage at fuel pump getting 12.1-12.2v tried another relay voltage unchanged. running v are 13.2-13.5v		 View
2002 GMC Yukon 6.0L heated seats
thanks in advance for any help with this one, i have a denali whith inop heated seats, both front. i have tested all wiring and switches to to seats, and all work fine. so now iam at the point alldata says to test the seat element ( back) for resistance. wirin...		 View
2002 GMC Yukon 6.0L heated seats
thanks in advance for any help with this one, i have a denali whith inop heated seats, both front. i have tested all wiring and switches to to seats, and all work fine. so now iam at the point alldata says to test the seat element ( back) for resistance. wirin...		 View
2002 GMC Envoy 4.2L abs
replace air suspention compressor and that fixed air suspention. I have a abs light and red brake light on . also service brake message on dash along with no speedometer and no transmission shifting. codes co236 and po502 present . speed sensor and abs speed s...		 View
2002 GMC Savana 6.5L No Start
Need some help from all the 6.5 experts. This van belongs to a personal friend.Started out on a road trip it it and over heated.(Having to put 30 gallons of water in it to make it 50 miles back home) When it was towed in I found 3 cylinders hydro locked. I rep...		 View
1998 Honda Accord 3.0L speedometer
greetings to all this speedometer on this car does not work nor does the odometer.a road test shows that the ecm is getting a signal and is reading a vehicle speed sensor.i removed instrument cluster disconnected the 22 pin connecter and tested the blue and wh...		 View
1999 Honda CR-V 2.0L No Start
This vehicle came in as a no-start. Replaced fuel pump because it had very little volume. The engine will not start and the fuel system is over fueling the engine. Has high HCs in the crank mode. TPS and MAP scope out okay. MAP is 2.87 dcv with KOEO. Took com...		 View
2005 Honda Pilot 3.5L airbag system
Hi. I need help defining some air bag light codes. I've got a Genisys scanner. First code i pulled is 65-1. That is from a 2005 Honda Pilot. Second code is 0-1 which is from a 2004 Honda Pilot. I've got Alldata and Mitchell on Demand, but neither one shows the...		 View
1995 Jeep Grand Cherokee 5.2L Cuts out, Misfire
jeep has an int miss cuts out bad on highway when acting up does not do all the time came in for a no start found computer bad now one day it runs awful the next it runs fine vac readings ok compression ok fuel pressure ok all sensor data appears to be in rang...		 View
1997 Jeep Grand Cherokee 4.0L Cuts out, Stall
howdy, working on this 97 jeep grand cherokee, it originally came in 3 months ago for an intermitent stall, missfire and MIL, I retrieved codes p0301 and p0351, I located and repaired a defective(cracked porcelyn) spark plug, (customer had just installed plugs... Trouble codes: P0351 (igntion primary).		 View
1997 Jeep Grand Cherokee 4.0L No Start
Jeep was towed in for no start. Checked ASD relay and fuel pump relay, but relays are not making up. I have fire on hot terminals but computer is not make up ground to turn relays on. Scanner will not communicate with on board computer. Checked all fuses and f...		 View
2000 Jeep Grand Cherokee 4.0L oil press
Hello, Jeep came in with high oil press. Installed mech. gauge to find 45 psi at idle, 75-80 and jumping up and down at 1,500 to 2,000 prm. Figured bad/sticking relief valve in pump. replaced pump with a Melling pump. Now I have oil press at idle, 55psi, 1,500...		 View
2005 Kia Sedona 3.5L MIL Lamp on
Car came in for inspection with light on. Customer said dealer had tried to fix it but light kept coming on. We inspected vehicle and replaced carbon cannister and vent solenoid, cleared code and ran monitors. Car passed, a week later the customer called and s... Trouble codes: p2422 (evap ccv stuck closed).		 View
2000 Land Rover Range Rover 4.6L Unknown
Ok Rover guys, this one is being difficult... Vehicle comes in with no heat!! Hook up autologic- retrieve left blend door motor (O/C), Right blend door motor (O/C) and Distribution blend door motor (S/C). The codes will not clear!! I remove the dash partially ...		 View
1998 Lexus ES 300 3.0L Harsh Shift
We performed a timing belt and valve cover gasket replacement and now the customer is complaining of a harsh engaugement into reverse or drive. We have checked all grounds, timing and idle speeds and found all to be correct. The problem is worse when the engin...		 View
1998 Lexus ES 300 3.0L Unknown
We performed a timing belt and valve cover gasket replacement and now the customer is complaining of a harsh engaugement into reverse or drive. We have checked all grounds, timing and idle speeds and found all to be correct. The problem is worse when the engin...		 View
2003 Lincoln LS 3.0L unknown
Car came in with a concern of the car suddenly pulling right almost causing the car to go in the ditch. Checked front and rear suspesion for loose or damaged components, all ok. during road test car seemed to wander and the back end seems loose. Performed a wh...		 View
1997 Mazda Millenia 2.5L P0325/won't idle
There is a noise which seems to originate from the center of the engine, similar to a lifter ticking. Noise is definately NOT in the lower end. Problem: Trips P0325. Wires test good, no voltage drop. Replaced knock sensor. Still has code. Also, as soon as c... Trouble codes: P0325 (Knock Sensor).		 View
2002 Mazda MPV 3.0L all shift
hello all, Today I have a 2002 mpv that came in with od light flashing and mil light on. I found same codes in engine and trans so I first tackled the engine codes with was caused by a vacume leak at the brake booster hose nipple on the intake, a rotted breath...		 View
1996 Mercury Villager 3.0L No Start
Vehicle came in for no start,fuel pressure 43 psi,good spark. Injector pulse seems very weak. If sprayed with throttle body cleaner van will start and continue to run. Coolant temp. sensor was changed due to being out of range.		 View
2003 MINI Cooper 1.6L Blower fan
This is a Mini S That I am trying to locate the Fan resistior, I found a spot on the passenger side housing that looks like the spot the resistior is suppose to be. But is just a blank hole with no resistior, I pullled glove box and could not find it that way ...		 View

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1997 BMW 840Ci 4.4L evaporator
All the replies stated that this repair was possible without removing the dash and they were right! However, in my case it was a lot slower because the glove box and the steering column were swapped over but not the access panel to the evaporator! This meant t...		 7
2002 BMW 325Ci 2.5L Poor Fuel Economy, MIL Lamp on
Well, this ended up being very stupid. It ended up being a bad oil cap. The IAC fixed the stall. I am still getting an IAC code with the eml, abs, traction light, but the excessive fuel trims are fixed. So thanks to everyone for the help. I had to give it a sm... Trouble codes: 5E19 (Can data fault from DMEDDE), 227 (fuel trim lean b1), 228 (fuel trim lean b2), 211 (IAC Mechanical fault).		 7
2002 BMW 745i 4.4L No Start
Ok guys, this one is fixed. This one had to go to the dealer to reset the timing with a BMW tool, Since I removed that VVT sensor from the valve cover it somehow messed with the timing... All is fixed.		 12
1997 Buick LeSabre 3.8L fuel gauge
IT APPEARS THERE WERE 3 DIFFERENT TYPES OF GAUGES USED, AND THREE DIFFERENT WIRING DIAGRAMS. THE CAR COMES BACK IN TOMORROW, AND WE WILL TRY TO MAKE SENSE OF IT AGAIN.		 3
1998 Buick Regal 3.8L heater blower motor
Thank you for the coherent replies. (Not check power and ground)This is how it went down. The dealer does not have or supply a compatible blower motor for this vehicle. We did locate a blower motor kit which contains the motor, vent tube, under dash panel, 3 p...		 8
2002 Cadillac Escalade 6.0L rpa system
WELL AFTER READING MORE ABOUT THIS SYSTEM THROUGH MITCHELL ON DEMAND I WAS ABLE TO UNDERSTAND THE SYSTEM AND RETRIEVE CODES. ALLDATA WAS NO HELP AT ALL!! AFTER GETTING CODES I WAS ABLE TO DETERMINE THAT LEFT REAR MIDDLE SENSOR WAS THE ONE THAT SHUT DOWN THE SY...		 3
1989 Chevrolet Pickup 5.7L Poor Idle Quality, Surge
To answer a few replies, the fuel pump (pressure and volume) was good, also had a good waveform and good pump speed. I hooked up a fuel injection cleaner machine to remove the fuel pump from the system and I still had the problem. Everything was pointing to ...		 16
1989 Chevrolet USPS LLV 2.5L No Start, Stall
Thank you for all your help. As it turns out, it was the fuel injector. It would operate at under 13 volts, even through receiving proper voltage and trigger. Replaced the injector and it runs like a charm!		 7
1998 Chevrolet Blazer 4.3L Fuel gauge,low fuel light, battery light
Good morning gentlemen. I'm happy to say this one is fixed. The problem was the brown wire from the 4wd fuse to the front diff actuator would sometimes pinch in the steering u-joint that was missing it's plastic cover.I didn't spot where this wire even existed...		 6
2001 Chevrolet Silverado 6.6L transmiision, speedo cluster
REPLACED IGNITION SWITCH AND NOW WORKING AS IT SHOULD, WE WERE ONLY GETTING 10.6 VOLTS TO TCM AND WHEN REPLACED SWITCH WENT TO 12 VOLTS, THANKS FOR ALL THE HELP		 5
2002 Chevrolet Express 5.7L hard start
Fixed the van yesterday. I found out fuel was leaking from the injector area at the rear. May have been a line, seals, or an injector. We changed the rear 4 injectors and the seals to the other 4 injectors, fuel meter, and the regulator. It always started r...		 8
1992 Dodge Ramcharger 5.2L No Start
Just want to say thank you to all who responded so fast to my situation. I was leaning towards the ECM but didn't want to make a $250 mistake. I knew the fuel pump was good because you could jump out the relay at any time and it would work. I tried again to st...		 8
1998 Dodge Pickup 5.2L No Start, Stall
stanly [...] brought me back to reality.. no codes in ecm. but finnally sat back and did notice a common failure in these dodges.. electronic coolant temp sens it did not set code but its behind the alt and when i pulled on wired to sens they just pulle...		 10
1999 Dodge Pickup 8.0L 2-3 shift problem
hello everyone and to all who spent time to read my request and give input. with all of the replies i recieved and my instincts, this truck is fixed. many of you mentioned governor sensor and transducer, valve body itself having known issues, and yes even run...		 10
2000 Dodge Intrepid 2.7L ABS and Battery warning lights
I was never able to pinpoint the exact problem. I received alot of useful tips and diagnostic methods. I was able to measure the voltage variation with the AC voltage setting. It would increase from about .1 VAC to .8 VAC which was creating the wide voltage tr...		 9
2001 Dodge Ram Van 3.9L No Start
Sorry about the delay. It did turn out to be the coil.Just was a very mixed signals we were getting when trying to diagnose. Plus, this van has had similar type of things happen to it in the past. But, it seems to be running great.		 16
2005 Dodge Durango 5.7L MIL Lamp on
Thank you to all that took the time to read and respond to my post. The customer picked up the vehicle to take to the dealer. They checked the symptoms and their information. They found a reflash for the lack of fuel control. The reflash was done and fuel cont... Trouble codes: P0420 (Bank 1 Catalyst efficiency).		 18
1988 Ford Bronco II 2.9L Wont pass e-check
Hi folks, I will have to close this post without a fix because the customer has not gotten back with me to fix it. The general concensus is the cat has gotten weak. I think that this is true. I did check all of the basics like timing and engine temp and they s...		 25
1999 Ford Escort 2.0L rear window defogger
Well, sometimes you get to the point where you can't see the forest through the trees - and that's where I was. Thanks to the quick replies and nearly all of you hit it on the head, and I realized I should have thought of it myself. The wiring in the harness t...		 6
1999 Ford Mustang 4.6L Cuts out, Stall, MIL Lamp on
Thanks to everyone who took the time to reply to me. While in the process of reinstalling the original MAF I heard a clunk from the air filter area which turned out to be the plastic cone at the front of a recently replaced filter. I think this cone was gettin... Trouble codes: P0171 (Bank 1 system too lean), P0172 (Bank 1 system too rich), P0174 (Bank 2 system too lean), P0175 (Bank 2 system too rich).		 6
1999 Ford Econoline 5.4L front brakes
WELL HERE'S HOW IT WENT. WE TRYED HOSES (NO FIX),WE DID NOT REALY WANT TO GO AND BUY MOTORCRAFT PADS JUST IN CASE IT WOULD NOT FIX ANYTHING AND FORD WOULD NOT TAKE THEM BACK SO WE PUT ON NAPA TRUE STOP PADS WHICH I THINK ARE THEIR CHEAPEST PAD AND THAT CHANGED...		 25
2000 Ford Pickup 4.2L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on
Cylinder 5 misfire kept returning ,no other codes came back,rechecked compressions 135 on 5,chemical checked for head gasket proplem or cracked head or block AOK.Did a leak down test that confirmed a mechanical problem with exhaust valve.Customer declined cyli... Trouble codes: PO302 (Cylinder 2 Misfire), PO303 (Cylinder 3 Misfire), PO305 (Cylinder 5 Misfire), PO171 (System too lean Bank 1).		 11
2002 Ford Explorer 4.0L No Start, Cuts out
CATS, CATS, CATS...This Ford had the upstream cats break up and plug the downstream cat. Had no idea that this was the cause since I had never seen this truck run (came in with blown motor)and it did run for awhile after I installed the rebuilt engine. Appar...		 18
2004 Ford Freestar 3.9L no gears
THSNK YOU FOR ALL THE REPLIES. WE RECEIVED 19 REPLIES, 17 OF WHICH MENTIONED PROBLEM WITH STRIPPED TORQUE CONVERTER OR PUMP SHAFT. WWE REMOVED CONVERTER AND COULD VISIBLY SEE THAT SPLINES WERE STRIPPED. REPLACED CONVERTER, TRAND FILTER AND NEW MERCON V FLUI...		 18
2004 Ford Pickup 4.6L Battery light flashes
Well we think this one is fixed. We ended up putting an Alternator on(Motorcraft) - The diode ripple came way down. Connections were all checked & ok. So far, so good. Thanks guys for all the responses. 		7
2006 Ford Pickup 5.4L noise
HEY GUYS, THANKS FOR THE HELP REPLIES. GOING ON A HUNCH I WANTED TO TRY SOMETHING BEFORE I TORE INTO THE ENGINE. KNOWING THIS HIGHMILEAGE ENGINE WAS EXPOSED TO SOME PRETTY LAX MAINT SCHEDULE, I DRAINED THE OIL AND FILTER, FILLED W FRESH OIL REPLACING 1 QT WITH...		 7
1996 Geo Tracker 1.6L MIL Lamp on
Thanks for all your help, made the mistake of not looking down the throtle body at the hole in the intake, intake was almost pluged. Thanks to all that helped. Trouble codes: P0400 (egr flow).		 6
1998 GMC Pickup 6.5L Cuts out, Stall
thanks to all who replied when we rescaned vehicle after it wou consisiently quit in parking lot we had a code 1216 .replaced injector driver kit and all is working fine. thanks again you guys are a great help 		10
1997 Honda Accord 2.2L Cuts out
this vehicle turned out to have a mix of issues that compounded themselves, the car wasnt warming up like it should and I was pretty sure of a t-stat issue, so I installed a stat and then decided to try new plugs even though the ngks didnt look all that bad an...		 10
2003 Honda Accord 3.0L Master Cylinder
Thanks for all the replies so far, unfortunatly most of the replies mentioned the float being on the cap. The one I have is non-servicable inside the resivoir, you cant even see it through the plastic. One reply referenced a tsb that I had not previously been ...		 11
2001 Hyundai Elantra 2.0L MIL Lamp on
Thanks to Ty from Connecticut and Robert from Utah this Elantra has a new exhaust manifold and problem solved. The crack in the manifold was on the block side of the #3 exhaust runner and made no noise. I found it with the help of my tech who plugged the tai... Trouble codes: 133 (front o2 slow to respond).		 7
1987 Jeep Cherokee 4.0L Differential
Only one reply addressed my uncertainty re. the failure of the differential, and that reply confirmed my belief that there was no pinion (I called it a crown) gear to ring gear action. I had already recommended to the owner that he needed to get a used fro...		 4
1996 Jeep Grand Cherokee 4.0L No Start
well after going over everything one monre time to be sure. It was the computer afterall. replaced it with a rebuilt and all is fine. Thanks for the answers. There were some good hints. thanks to paul from maryland for reconfirming my thoughts		 6
2001 Jeep Wrangler 4.0L alternator
I have unplugged the air bag module and clockspring; then monitored the vehicle. Customer oked a remanufactured PCM. Have it on order, waiting to receive it. I will post results after I get them.		 3
2002 Jeep Liberty 3.7L MIL Lamp on
replaced bank one rear o2 sensor it had a slow response Trouble codes: p0171 (bank 1 lean), p0174 (bank 2 lean).		 7
1998 Land Rover Discovery 4.0L brake pedal
I'm sorry I have not found the problem and the customer had to take the vehicle as it is his only means of transportation. I am still open to any suggestions but, I was unable to find anything at this time. Thank you all maybe I'll get another chance in the fu...		 5
2004 Lexus ES 330 3.3L abs/vsc
Thanks guys for your help ,I rechecked the ecu and sensors and rings all were good so I moved onto the yaw and steering angle sensor .What I found was the yaw sensor was installed backwards and loose, someone had removed it to wire a cd player in and put it in...		 3
1998 Lincoln Continental 4.6L abs module
Hi everyone, Sorry for the delay in closing this request. Thanks to all those who replied with possible fixes. It turned out that even though my Snap-On scanner was showing all wheel speed sensors to be reading correctly and the same, one of the sensor rings o...		 4
1981 Mercedes-Benz 280E 2.8L fUEL GAUGE
checked tank resistances were out of sepcs and had intermittanty circuit thanks for you replies sender fitted and ok 		7
1995 Mercedes-Benz E320 3.2L MIL Lamp on
WE DID REPAIR THIS CAR WITH INSTALLING A NEW O2 SENSOR.TO CLEAR THE ENGINE LIGHT WE REMOVED BOTH BATTERY CABLES FROM THE BATTERY AND LET THE CAR SIT FOR TEN MINUTES,WE RECONNECTED THE BATTERY AND THE LIGHT WAS OUT.THANKS FOR THE REPLIES Trouble codes: 24 (o2 sensor).		 7
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