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1998 Audi A6 2.8L Auto Climate Control
Hi all, Customer complaint is after car is started the climate control panel blinks on and off for 3 minutes. There are no codes stored in AutoHVAC using Vagcom. All controls on the control head ok. I don't know what groups to look at for data or diag. Any hel...		 View
2001 Audi TT 1.8L Electronic
Audi Techs I need your help on this one. This vehicle Was purchased at auction by our sales dept. It was reportedly in a wreck of wich I dont know the details.The problem is a hard fault code 01423 sensor G200 fault in current ckt.I have replaced the g200 sens...		 View
2003 BMW X5 3.0L lights
Help BMW Techs, Hav a e53 X5 that we fitted a genuine tow bar kit to with wiring harness and plug in module, it now comes up on the dash check tail lights when no trailer fitted at all,and when connected to a trailer it says check trailer wiring and flashes th...		 View
1991 Buick Skylark 2.5L Cuts out, Misfire, BACKFIRE
the customer brought the car to us with the complaint that the engine will cut off when taking off from a stop at times. when i test drove the car i found that it misfired badly and would backfire through the intake. i am leaning toward the map sensor or ig mo...		 View
2000 Buick LeSabre 3.8L speakers
Customer brought car in about a month ago and said since weather has gotten a little cooler his speakers do not put out any music in the morning. After driving about 45 minutes or so then music will start to play. When it starts to play it starts out real soft...		 View
1976 Chevrolet Camaro 5.7L Cooling Systems
I have a vehicle here that is leaking at heater core. Unfortunatly we have never replace one of these before. Our mitchell 1 does not go back that for for removal and installation procedure. Anyone out there replace a heater core on one of these vehicle and/or...		 View
1998 Chevrolet Camaro 5.7L Stall
I need help. A 1998 Chevy Camaro with a 5.7L and manual Trans came into our shop with the compliant: "Car Stalls sometimes, it doesn't matter if moving or at idle." After checking car 99 times I got it to happen 3 times, I notice that the SECURITY light comes ...		 View
1998 Chevrolet Tracker 1.6L Misfire
fellow techs. got a real teaser,initially I had a problem with number 3 cyl. spark was good right to the cyl. I tested the spark plug,OK. tested the firing of the injector,OK. flow tested the injector,OK. I performed a injector flush, the engine ran worse. I r... Trouble codes: p0300 (random cyl. misfire).		 View
2003 Chevrolet Silverado 4.8L Int, Steeing Shaft
To All, This is my own truck. I replaced the intermediate steering shaft with a Borgeson-Mullins unit as I was getting sick of the clunk and the "re grease" bit. No more noise etc. but it seems I have more engine vibrations in the steering wheel.Anyone have a...		 View
2005 Chevrolet Silverado 4.8L Starting
Hello, I have this truck that was towed in with a no start, (no crank) just happened out Of nowhere.I have This code(U1041) but no info from alldata.My scanner says it is cranking but it is not cranking.Could somebody help me with this situation?I looked int...		 View
2005 Chevrolet Suburban 5.3L abs
A friend stopped by tonight. He has had his truck back to dealer 3 times for this problem that does not leave a code. He is still under warranty but I think dealer is lost. I left my shop under medium acceleration and just before it shifted the traction contro...		 View
1996 Dodge Stratus 2.5L No Start
Status came in for front torque converter seal leaking. We pulled out transmission, replaced seal & reinstalled. No start. No spark, no injection pulse. Can get into generic obd, but not normal. We checked every wire we had un plugged. Thoughts?		 View
1997 Dodge Pickup 5.9L MIL Lamp on
I am pretty sure this thing has a bad PCM but I would like to make sure that I am not missing something before I put it in. Problem is the check engine light, gen.; wait to start; water in fuel; and trans. temp lights will all flicker, the tach will drop out, ...		 View
2002 Dodge Ram Van 5.2L No Start
Pcm replaced with a MOPAR reman. It fried the pcm till it started smoking. Another pcm before this did the same thing. I was not getting a ground to the coil. Even when actuating the coil with the scan tool, I would not get a ground. Wires ohmed out good. It l...		 View
2003 Dodge Intrepid 3.5L No Start
car came back after replacing engine ran good when left one of the connecters for thr pcm came loose i guess i did not plug in till clicked but any way i pluged in and still will not start code in p2008 short runner solinoid cant find a location and really don... Trouble codes: P2008 (short runner solinoid circut).		 View
2003 Dodge Caravan 3.3L Cuts out, Stall
Customer reported oil lamp flashes on with a chime, sometimes has a shutter, then all ok again - very intermittent. We rove approax. 200 km before acted up. Check spark & fuel pressure - ok - seems to happen more when starting from a stop on accel. Replaced ig...		 View
2004 Dodge Grand Caravan 3.3L 2-4 shift
vehicle came in for ck engine light and no shift concern. cleared codes and test drove, immediately in limp mode and ck engine light. scanned again and retieved p0755 code 2/4 solenoid problem. replaced solenoid pack and still no change. went back and double c...		 View
1998 Ford Taurus 3.0L slow decel
I have a 1998 Ford Tauras that the customer complains that the vehicle takes excessivly long time to decellerate when accelerator is released. I verified this complaint. When you let off the gas the vehicle keeps right on going. I used the Modis to graph the T...		 View
1999 Ford Pickup 7.3L Rear main seal leak
This truck has a rear main seal leak. We pulled the bell hsg cover to find the seal coming out of the housing (block). maybe not all the way out yet. I want to make sure there is no external issues that may have caused this. Is there an issue with block pressu...		 View
2000 Ford Pickup 4.2L Misfire, MIL Lamp on
strange one guys, keeps setting po306 after afew days. has a intermittatn miss @ idle or just above idle as per customer. we expereince a miss or "shake" when slowly bring rpm up to 1500-1700. no problem above 1900. will miss worse when decel in park or nuetra... Trouble codes: p0306 (cyl 6 misfire).		 View
2000 Ford Pickup 7.3L Unknown
hello-truck came in with a leaking steering pump-so we replaced the steering pump and replaced two steering lines- blead the system according to steps from alldata-steering is sticking at times when you try to turn left or right it acts like it locks up and th...		 View
2001 Ford Pickup 5.4L no pcm communication
This vehicle came in for a smog test and we were unable to get a rpm reading and our ESP smog machine could not communicate with PCM.Snap on scanner shows data stream but values do not change.Generic OBII scanner reads monitors but data stream is erratic altho...		 View
2001 Ford Pickup 4.6L Cooler
Came in for fluid and filter service plus complete fluid change. Changed filter and hooked up fluid changer and found no cooler flow, ck'd cooler and was plugg'd up. Replaced with external cooler and found still no flow. Ck'd at trans cooler fittings and no fl...		 View
2002 Ford Explorer 4.0L Driver
This truck came in for a water leak. We dont normally do body work so Im not sure where to start. The head liner is slightly stained from about the "C" pillar all the way to above the drivers seat. It does have a sun roof (factory). The customer said that he h...		 View
2003 Ford Ranger 2.3L Hesitation, Cuts out, Misfire, MIL Lamp on
Thanks for your help in advance! This one came in this morning with the listed codes p2014,P0316,B1600,P0300,P0302,p0304 and a misfire. No history of problems with this truck until this morning. I pulled the truck in and ran the codes and let it idle for a min... Trouble codes: po2014 (intake swirl valve), po316 (misfire during first 1000 revolutions), b1600 (key transponder), po300 (random misfire), po302 (misfire cyl 2), po304 (misfire cyl 4).		 View
2004 Ford F550 Super Duty 6.0L No Start
Diesel Techs, Complaint is that vehicle will not start when hot, Batteries are new and vehicle cranks normally. When intially recieved Found FICM was not mounted properly and connectors where loose, replaced FICM and had updated calibration installed by Ford...		 View
2004 Ford F550 Super Duty 6.0L Excessive Emissions, Poor Idle Quality, Cuts out, Stall
Hi everybody and thank you all in advance. Okay, this is what this truck is doing. Sometimes starts for about 2 to 3 minutes, then it dies and if I step on the gas it wouldn't pass 1800 RPMs. Right after that it would not start. It would crank but wouldn't sta... Trouble codes: P0470 (Exhaust press snsr circuit fault), P0263 (Cyl. 1 contributionbalance fault), P1408 (EGR flow out of range.).		 View
1992 GMC Sonoma 4.3L No Start, Cuts out
Hello all! Thanks in advance for taking the time to look into this. This GMC came in on the hook with a blown ECM 1 fuse. Replaced fuse and truck came to life. Checked circuit, found it powered ECM in two locations, intake manifold tuning relay, EGR, and fuel ...		 View
1998 GMC Pickup 5.7L security light
this unit has a new steering column installed the truck was stolen and nnow we can not get the key/security to properly program what is the correct steps to do this the alldata steps do not work thanks guys		 View
2007 Honda CR-V 2.4L tire pressure monitoring
Hello everyone, this is my daughters car and she came back from college and let me know it had a light on with the picture of a flat tire, Well after WE checked all the tires it did have one low, after having it repaired The light stayed on of course, now i am...		 View
2004 Hyundai Santa Fe 2.7L Compressor
Customer said she has no AC. I checked the charge amount and it is correct. I don't have power to the AC clutch. I tested the relay and the PCM is not grounding the it. I can ground it and the AC blows cold. I tested my switch input to the PCM on pin 24 and it...		 View
1999 Infiniti Q45 4.1L expansion valve
The car came in with the a/c not cooling. When I hooked up gauges and turned on the a/c, the compressor engaged, but no change in pressures. I replaced the drier and expansion valve with OEM parts. A/c cooled fine and had good pressures. The next day, the cust...		 View
1997 Isuzu Rodeo 3.2L Battery
This vehicle is a 3rd car for our customer. It sits for periods of time. It sat approx. 1 month and was a dead when the customer tried to start it last week. Charged the battery up and tested the system. Every thing passed and seems good. Cables are good. Less...		 View
1997 Isuzu Rodeo 3.2L no communication
I have here a Rodeo that I can't communicate with the ECM. Someone else (used car lot) has replaced the OBDII connection. I need verification that all the pins are in the correct position. I have Mitchell on-demand, but it shows 2 different configurations of p...		 View
1998 Jaguar vanden plas 4.0L Poor Idle Quality, Misfire
any jaguar techs could help me with a code definition would be great.alldata is no help.thanks Trouble codes: p1111 (fuel and air metering).		 View
1992 Jeep Cherokee 4.0L headlamps
Need help from Jeep gurus. Headlamps don't work, both turn signal indicators are on on the instrument panel, bright light indicator also illuminated. Unplugged headlamp switch and turn signal switch. Applied power to what I think ar e the appropriate terminals...		 View
1997 Land Rover Discovery 4.0L check eng light
cant find how to reset check eng light there are no codes it is on due to mait req issue...does anyone know how to reset it		 View
1995 Lexus GS 300 3.0L MIL Lamp on
Greetings, Another mind bender. Car was in our shop for major work-- steering rack and pump, major service, timing belt, and the check engine light was on for an EGR code--only stored code. We ended up cleaning all the EGR passages and replaced the EGR valve a... Trouble codes: P0300 (Random Misfire), P0301 (Misfire Cylinder 1), P0306 (Misfire Cylinder 6).		 View
1996 Lexus SC 300 3.0L MIL Lamp on
Vehicle came in for oil leaks. Valve cover gaskets, cam seals, crank seal, P/S pressure hose and steering rack were replaced. After repairs were completed, MIL illuminated and began flashing with 3 misfire codes listed below being stored. The misfire PIDs fo... Trouble codes: P0300 (Random cylinder misfire), P0301 (Misfire cylinder 1), P0306 (Misfire cylinder 2).		 View
2002 Lexus SC 430 4.3L tire pressur
I replaced the 4 tire pressures sensor since it was the dealer diagnostic. Now how do I reset the low tire presure that comes in the dash on this car.		 View
1983 Lincoln Town Car 5.0L Excessive Emissions
greetings to all this car runs full rich all the time fuel pressure is in spec and various sensors were changed with no luck.the system is the eec111 i do not have the corrct break out box for this system is there any other way to try and pull codes on this.i ...		 View
2000 Lincoln LS 3.9L Hesitation, Cuts out, Misfire
this vehicle has a stumble and when you accelerate wide open it goes and then all of a sudden it cuts out and falls on its face and it acts like the fuel pump cuts out.all scanner paramters correct. had maf sensor code and cleaned sensor. fuel pressure with in...		 View
2004 Mazda RX-8 1.3L Poor Idle Quality, Stall, Misfire, MIL Lamp on
Vehicle came in with check engine light on, complaint of running rough in the morning and blowing white smoke out exhaust. Scan vehicle for codes, find p0302 rotor #2 misfire. Remove spark plugs and find rear rotor plugs have rich condition (black), and to hav... Trouble codes: p0302 (Misfire cylinder rotor number two).		 View
1987 Mercedes-Benz 560SL 5.6L Lighting
Car came in with fuse #5 blown every time brake pedal was depressed. Customer had installed much higher amp than required fuse to put windows up and this caused smoke at fuse box. We diag problem as burnt lighting control module located behind fuse box. No mor...		 View
2003 Mercedes-Benz C230 1.8L alt
greetings, i am tring to find if there is a fuse or a fusable link for the alt. alldata shows one on the main power feed but i just don't see it. i have power at the starter and it would seem that the power lead to the alt. comes from this point. i find it har...		 View
2002 Mercury Cougar 2.5L locks power
The engine will not go pass 1500 ROM when Accelerating in firs gear and in second gear, in third gear no problem The Clutch was replace and it feels like it will go out again if it continues with this problem Trouble codes: P1709 (CCP Clutch Pedal Position Switch).		 View
2000 Nissan Altima 2.4L MIL Lamp on
This vehicle first came in the shop with SES Light on, with two codes PO705 & P1706 Neutral Switch problem. Not other information is avaliable. We shut off the light, and it did not come back on for a month. Again the customer was back with same problem. After... Trouble codes: PO705 (Neutral Switch Problem), P1706 (Neutral Switch Problem).		 View
1992 Oldsmobile Eighty-Eight 3.8L Unknown
Hello All I feel silly even posting a help request for what should be a simple problem to find. This car is driving me nuts. I have a vibration in the front end between 65-75 MPH. It is quite violent and is not felt in the steering wheel but is felt in the fr...		 View
1993 Oldsmobile Eighty-Eight 3.8L No Start
Hey guys, have this no start in the shop and have no ign, fuel pump , nor inj pulse. usually a simple module or crank sensor prob,right? i keep a known good mod and sensor for these as they fail often, but in this case switching to test was no help. i have al...		 View
1989 Pontiac Firebird 5.0L No Start
hey guys help a nissan tech out 89 firbird no start sometimes finaly caught it? no fuel injector pulse ign1 fuse good what i need to know what triggers the driver for the pcm? is it the module? thats where im headed please help		 View
1996 Pontiac Grand Am 2.4L Misfire
My smog tech is not in today and im stomped on my next move for trying to figure this car out. has 175psi compression 2.4mV at injector at idle and number four cylinder still misses can anybody help thanks Trouble codes: po301 (engine misfire cylinder 1), po141 (02 heater circuit bank 1 sensor 2).		 View
1999 Pontiac Sunfire 2.2L head
Have carefully inspected lower end. Engine didn't get extremely overheated prior to repair. block deck straight. these heads look like aluminum styrofoam-are they prone to mysterious leaks?		 View
2000 Pontiac Grand Prix 3.8L Poor Idle Quality, MIL Lamp on
having computer prooblems,need to remove old one to get numbers off of it so i can get new one fashed. can someone tell me where the pcm is located on this model		 View
2002 Pontiac Grand Prix 3.8L antitheft
Hello fellow techs , I have a 2000 Gran Prix that was towed in for no start . Customer claims security light has being flashing for months with no other problem. Code P1629 was hard , would not clear , theft deterrent parameter disabled. Wiring checked out ok ...		 View
2003 Saab 9-3 2.0L MIL Lamp on
Hello all, I have a Saab here I'm having some difficulty diagnosing. Initally the vehicle came in with an intermittent MIL light. The only code stored was P0446 EVAP Vent Control Valve Circuit. My Tech 2 does not have Saab software, so I am forced to use the S... Trouble codes: P0446 (EVAP Canister Vent Control Valve).		 View
1996 Saturn SL2 1.9L Misfire, tach cuts out
After start up, the vehicle will run poor for 2-5 seconds. While this is happening, the fuel pump relay will click constantly, and the tach will drop out at the same frequency as the relay. Then the idle goes high (2000-2500 rpm) for 3-5 seconds. After all thi... Trouble codes: p0336 (crankshaft position sensor erratic operation).		 View
2000 Saturn LS2 3.0L Hesitation
Hi, This Saturn has something unusual going on. The Genisys shows the following readings and yet the engine runs well except for an occasional hesitation. Some of the DTC's seen on the Genisys cannot be found in Mitchell. All readings below were taken from the... Trouble codes: P0401 (EGR Flow Insufficient), P1118 (Not known), P1829 (Not known), P2914 (Not known), P1530 (Throttle control system amplifier adjustment).		 View
2003 Saturn Vue 2.2L transmission
Hello techs, I need some help. This Saturn has a cvt transmission. When it came in it had a rich fuel trim code 172 set and had pid reading that did not make since like 10 volts on batt pid, 6,000 mv on o2 sensors and fluctuated to 30 mv. map read 0 v. Car had...		 View
1995 Toyota 4Runner 3.0L Poor Idle Quality, Stall
The whole story - came in the drive shaft had fallen out of it in the process it cracked the transmision case, broke the exhaust,took out the heater lines,and a shock. Everything was replaced that was destroyed. Now it would idle before the transmission was re...		 View
1995 Toyota Camry 2.2L Poor Performance
I have this Camry that will start and idle fine and accelerate good when cold. After the car is run a few minutes and warms up, it will still idle fine and will accelerate if you accel. slowly. If you accel normal or quickly, it will bog down real bad and some...		 View

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Audi A6 2.8L Hesitation, MIL Lamp on
I DID CHANGE THE PURGE VALVE FOR THE EVAP SYSTEM AND THAT CORRECTED THE EVAP CODE.I ALSO CHANGED THE MASS AIR FLOW SENSOR FOR THE LEAN CODES.AS FAR AS THE CONVERTOR CODES CUSTOMER OPTED TO HOLD OFF ON NEW CATS. Trouble codes: PO455 (evap large leak), PO441 (evap emmission incorrect purge flow), PO422 (cat efficiency bank 1), PO432 (cat efficiency bank 2), P1136 (long term fuel trim add fuel bank 1), P1138 (long term fuel trim add fuel bank2).		 10
1989 BMW 750iL 5.0L persistent fuel odor
Thanks for all the suggestions this is one seems to be fixed. I removed the carbon cannister and it smelled (overwhelmingly) of fuel. I left it out of the car for a day, and blew it out with compressed air. Put it back in and the smell was much reduced, orde...		 8
1999 BMW 323i 2.5L head light blinking
hi tech.thank you all.i got good suggestion.the problem turn to be disconected plug at left low beam.		 5
2000 BMW 323i 2.5L compressor
Hey All, Thanks for the many good replies. Sorry for not providing additional information, I was just hoping this would be a common easy fix that someone could advise me on. Most replies stated to check clutch gap and/or connections. Investigation confirms tha...		 6
2001 Buick Regal 3.8L lf window
well i put in a gm motor and we will see if it lasts. thanks for the responses but i didnt really get the answer i was looking for,that was how long does the motor have to stall before the express down clicks off. thanks again.		 7
1992 Chevrolet Van 5.7L Hesitation, Surge
this vehicle had several problems, # 1, the fuel tank ballast was broken inside the tank and was moving around causing the fuel pump and sender to be damaged. so I replaced the pump/sender and fuel tank. This helped the problem but was still lean. I then repla...		 20
1997 Chevrolet Camaro 3.8L no crank
This model does not have a seperate Anti theft module, its all controlled by the BCM and PCM. Diag had me using a test light to check powers and grounds which did not work!! I went back and tested all powers and grounds from ignition switch with a huge head ...		 6
1998 Chevrolet Pickup 5.7L MIL Lamp on
sorry it took so long to get back to you guys on this one. but I the got truck back into the shop, put it back on the scanner and the cam/retard was at zero. all else looked fine. pulled all conn and harnesses loose and found moisture in the cam sensor, so I ... Trouble codes: p1345 (ckpcmp correlation problem).		 24
1999 Chevrolet Blazer 4.3L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on
WELL FELLOW TECHS SHE IS FIXED IT TURNED OUT THE CSFI WIPED OUT THE CAT AND O2S DUE TO CLOGED FUEL FILTER THIS WAS A BLAZER BOUGHT FROM A USED CAR LOT THAT WAS IMPORTED FROM CANADA AND HAD A TROUBLED PAST WITH A LITTLE RESEARCH AND HELP FROM ALL OF YOU IT ... Trouble codes: P0420 (cat sys low effic bnk 2), P0171 (FT Lean bnk 2).		 3
2001 Chevrolet Impala 3.8L MIL Lamp on
Thanks to all who replied. The fix was the reprogram of the PCM for the false PO420 code. The light is out and the customer is happy. Trouble codes: p0420 (Low Catalyst Efficiency).		 12
2002 Chevrolet Express 4.3L distributor
Thanks to everyone that replied. after doing some further investagation we found that the balancer shaft had teeth broken also so we put another dist gear on and told the customer if it happend again they would need an engine		 9
2004 Chevrolet Cab & Chassis Silverado 6.6L gauges
Thanks to all who responded. We believe that the IPC is the culprit, but the customer does not want to spend the money at this time. From the responses...the PCM monitors the level sensors in both the front (primary)tank and the rear tank. The PCM communicate... Trouble codes: U1000 (no communication).		 6
2004 Chevrolet Tahoe 5.3L Air Conditioning
Thanks for all the help Techs. You guys will not believe this. After doing everything you guys said. It turns out the parts department gave me the wrong part. In my post I mentioned that the Tech II gave a code for bad actuator. so I changed it with no res...		 17
1999 Chrysler 300M 3.5L Cuts out, Misfire
Thanks everyone for your input. I guess I'll have to research a little harder. The tip for Rowland seems to be the only lead. Thanks again. Bruno		 3
1996 Dodge Caravan 3.3L instrument cluster RNDL1
Thank you everyone who replied. Doug from Minnesota suggested to check the fuses. In checking the fuses on the lower fuse panel , it has seemed to correct the problem for now. If things change I will update my reply. Thank you again for everyone's replies....		 12
1998 Dodge Grand Caravan 3.3L i/p,headlites,wipers,etc
Buss is restored! Replacement of the bcm did the trick.Roger and Wade recommended we source Hunt Automotive Electronics[1-[...]] as a supplier of processor testing and overhaul. We did and had a good bcm the next day at a more reasonable price than our ...		 14
1998 Dodge Pickup 5.9L No Start
Well, I spent alot of time on this truck.I checked all inputs and out puts at the PCM and ECM. It appears that it has a bad PCM. Turns out the PCM and ECM had both been replaced in the past year. The owner is checking the warranty thru the dealer that perform... Trouble codes: p1694 (eng bus fault).		 7
2002 Dodge Pickup 4.7L No Start
Thanks to all of you who helped. Checked my timing marks, they were right on, but while I was in there found that reluctor wheel for cam sensor was the wrong one. Don't know if it was a set for a different engine or manufactured wrong but the right one did t...		 5
2003 Dodge Grand Caravan 3.3L Headlights
Thank you to everyone who posted replies. Looks like everyone has run into similar experiences with these modules being a problem. Well, we did not replace the headlight switch but did order one. We could not prove the switch to be the problem so we replace...		 10
2004 Dodge Intrepid 2.7L h20 pump
ALL RESPONSES INDICATED PULL THE INTAKE AND COVERS. WILL DO SO TODAY. THANKS TO ALL WHO RESPONDED FOR THE HELP.		 7
2005 Dodge Pickup 5.7L spark plugs
Well at first we did not believe the oil was coming from the tube seals because we could not see any oil up high, only in the bottom of the well. But after some research its the only place it could come from. But the customer decided not to fix at this time ...		 4
1994 Ford Pickup 7.3L oil pressure
The sender is the one on top of the turbo, yellow/red tracer. MOD said wire color was white/red. MOD said test at 73 ohms for low gauge, 9.7 ohms for midrange. It should be open=low, closed (to ground)= midrange. At idle I had 40 cold, 20 warm; at 3000 war...		 6
1996 Ford Pickup 7.3L Poor Idle Quality, Misfire
Thanks to the guys that told me not to trust the rebuilt injectors, that was the problem. I found one injector not pushing any oil out the return and one pushing about half the amount of the others. Replaced two injectors, truck runs perfect. Thanks again to e... Trouble codes: P1294 (High Side Open - Bank Two).		 7
2002 Ford Pickup 4.6L Misfire
well everyone we found a broken spring on #4 cyl. (intake valve). per customers request removed both cylinder heads and replaced all valve springs,inspected cams,etc and reassembled. that was the cause of this whole nightmare. thank for all the help from every... Trouble codes: P0171 (system lean bank 1), P0174 (system len bank 2).		 48
2003 Ford Excursion 7.3L A/C ,Power Seats
This Excursion took us around the block a few times but we definetly found a problem and fixed it. The intermittent acting up the accessories is gone so far and that is why I waited a bit to close this so we could confirm victory! The ground for the adjustable...		 4
2004 Ford Pickup 5.4L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on
WELL THIS ONE IS FIXED. SPECIAL THANKS TO GORDON FROM CALIFORNIA. MY BIG PROBLEM WAS A BAD TPS AND ME BEING STUPID. AFTER I CHANGED TPS I HAD FOGOTTEN TO PLUG UP MAF SO IT RAN WORSE. PLUGGED IT UP AND RAN GREAT. I NEVER GOT A TPS CODE TILL THE VERY END AFTER A... Trouble codes: P0171 (bank 1 lean), P0174 (bank 2 lean), P0304 (cyl 4 misfire).		 7
2004 Ford Pickup 6.0L No Start, Stall
Great News! We removed the tank and found quite a bit off dirt and water which we totally removed. We removed the fuel filter and found a lot of dirt as well. The fuel pump was original and we belive that the fuel pump had simply stopped running because it was... Trouble codes: P0275 (Cylinder 5 ContributionBalance Fault), P0299 (TCSC underboost), P0478 (Exhaust Pressure Control Valve Hi), P0528 (Fan Speed Sensor No Signal), P2269 (Water in fuel condition).		 5
2005 Ford Freestar 3.9L Low side line
We are completing the repair on this vehicle today. We have ordered in a new manifold/lineset. We are installing a screen in the suction side port of the lineset. No one could assist us with a 3/4" filter to put inline. After getting myself into this problem, ...		 7
1996 GMC Pickup 5.7L Hesitation, Surge, Cuts out
some one had upper intake off of unit a week prior and the oval shaped o ring found around the injector harness connector was torn and 1.2 missing causing a vacuum leak that could not be detected using propane or anything we j...		 8
2003 GMC Sierra 5.3L Air flow and temperature
I did get the customer to bring the vehicle back in after he had stated it seemed to be acting the same as before we replaced the ac control head. I performed the relearn procedure again by disconnecting the battery, turning the controls to off and then conne...		 4
1998 Isuzu Rodeo 2.2L MIL Lamp on
customer picked up truck because he needed it. said he will bring it back later. when he does i'll try putting another cam sensor to see what that does. thanks for all the replies. Trouble codes: p301 (random cylinder missfire).		 9
1998 Jaguar XJ8 4.0L Cuts out, Stall
Thanks to all of you for your time and input. I cleaned the throttle body and ran the vin # past the deal and one of the two has a recall for the throttle body. So at this point time will tell . Thanks agian for all the help. Wayne [...]		 5
2000 Jaguar S-Type 3.0L ac
Hello again- this one is finally fixed, test driven, and being cleaned up as we speak. I had 4 replies, 2 said too much oil in the system, 1 said compressor shot, but John [...] nailed it exactly. It turned out to be a lack of power to dual heater control v...		 4
1989 Jeep Cherokee 4.0L No Start
thank the gods I got it to start!!! ok first I got rid of the cheap after market crank sensor the customer brought me put in a Standard brand sensor then I got a wave and ac voltage then I checked the wires from sensor to ECM they were fine and had a good wave...		 14
2003 Jeep Wrangler 4.0L MIL Lamp on
Problem was grounded wires on the circuit in question. Wire harness had rubbed aginst A/C line where the PCM harness runs along the firewall. This was why it was temp related. Harness would sag with the right temp grounding the circuit. Thank You for your rep... Trouble codes: P0505 (Idle Air Control Circuit).		 3
2003 Kia Optima 2.4L No Start, MIL Lamp on
Further verified the new sensor with lab scope and showed a flat line all across. Rechecked previous work such as timing belt, water pump and all gears/pulleys alignment. This vehicle uses crankshaft sensor to trigger ignition and injector pulsing. The fuel p... Trouble codes: PO335 (Crankshaft Position Sensor).		 3
1999 Lexus ES 300 3.0L MIL Lamp on
I WOULD LIKE TO THANK ALL THE TECHS WHO REPLIED TO THIS POST. I ORDERED THE NEW HARNESS FOR THE KNOCK SENSORS AND REPLACED BOTH SENSORS. THE HARNESS WAS CORRODED VERY BADLY AS YOU STATED IT WOULD BE. REPLACED INTAKE AND PLENUM GASKETS CAR RUNS GOOD AND CHECK E... Trouble codes: PO330 (knock sensor).		 5
2003 Mitsubishi Lancer 2.0L No Start
this car turned into a time consumer,after running into the wall we asked our local bussiness across town to recheck our work and they did not find a cause either.after work one night i dropped off old cam and crank sensors so they could switch them and look a...		 6
1994 Oldsmobile Eighty-Eight 3.8L Stall
Thanks for all the replies. A new ecm fixed this. I had many good replies. As I stated in the diagnosis I had good fuel pressure, and a good crank signal, to the ecm. The code 1629 for the theft set, but I confirmed that this was not the issue. Now, by th...		 14
1992 Plymouth Acclaim 3.0L Excessive Emissions, Poor Idle Quality, Stall, Runs rich
I recieved alot of good replies but unfortunately did not fix this one. Customer dicided to just drive due to the very intermittent nature of the problem. I could not check injectors individualy because the are under the intake. Checked fuel press. regulator m...		 11
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