Automotive Technicians Technical Discussion and Fixes for Mar 9, 2005

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	Help Request	Answers
	1990 Audi 200 2.2L dashboard directionals VIN: WAUFD5446L Hello With the headlights off, the directionals work as they should. When the headlights are turned on, and either of the blinkers are engaged, the lights for the directionals blink opposite 'in the dashboard'. Also, when the headlights are turned on the 'high...	View
	1996 Audi A6 2.8L MIL Lamp on VIN: WAUGA84A1T The egr vale works, the measuring blocks show the egr temp sensor reaching the correct temperature in the correct amount of time. Anyone have suggestions or a been there? Best Regards, Bill Trouble codes: P0401 (EGR insuffiecent flow)	View
	1999 Audi A8 Quattro 4.2L Excessive Emissions, MIL Lamp on VIN: WAUBG34D6X This car came into the shop initially in January for a check engine light. Quick test with the 1552 showed the above 17884/P1476 EVAP code. I went ahead and pulled the LR wheelhousing liner so that I could better hear the pump run, and didn't hear it cycling w... Trouble codes: P1476	View
	1997 BMW Z3 Roadster 1.9L No Start VIN: 4USCH7326V hello this beemer came in on the hook customer is in the navy and been to iraq for 7 months he started it up and drove it 5 miles and it spuddered and cut off he towed it to our shop and the next day i went out and it started right up i let it run for one and...	View
	1990 Buick Regal Limited 3.8L No Start, Poor Idle Quality, Hesitation, Stall VIN: 2G4WD14L3L Please HELP!! This one is a very intermit problem. we first drive veh approx 15 mi then let hot soak after 25-30 minutes only will it stall immediately after start, but is intermit. When eng dies seams like it is running out of fuel. If engine dies it idles ro...	View
	1998 Buick Century Limited 3.1L No Start, Poor Idle Quality, Stall, MIL Lamp on VIN: 2G4WY52M0W vehicle came in for long crank time. We did fuel pump pressure test. Vehicle had good pressure and held during tests. Did an electrical waveform test on the fuel pump, it didn't look to good so we replaced the pump. All the time the car was in the shop it star... Trouble codes: P0506 (low idle rpm)	View
	2000 Buick LeSabre Limited 3.8L Mechanical VIN: 1G4HR54K5Y This one is strange. The brake pedal goes to the floor on the first apply. the next time you hit the pedal it is good and stays good until you switch directions (to or from reverse) then the initial apply the pedal is low but o.k. after that...The dealer is al...	View
	1967 Cadillac Deville 429CID electronic climate control VIN: F710073600 I'm looking for some information on the automatic climate control on 1967 cadillac deville. I'm not sure of the motor size and the correct VIN is [...] not the required 10 digits for this old shaker. The problem is it will only work when the control head is...	View
	1988 Chevrolet Camaro Iroc-Z 5.0L MIL Lamp on VIN: 1G1FP31F4J Hey guys, I have an old one here thats giving me fits. This car is a garage queen, it only has 18k miles on it. This car is perfect showroom condition. What I have going on is that when its cold, on initial startup, the MIL lamp will come on with a code 34, MA... Trouble codes: 34 (maf low)	View
	1988 Chevrolet Corvette 35th Anniversary Edition 5.7L clutch pedal VIN: 1G1YY2187J i put in a new clutch and now the owner is complaning it grinds a little going into reverse. he also states the clutch pedal feels soft, and when shifting into foward gears it feels notchy. i test drove the vehicle and the clutch releses just fine and shifts n...	View
	1989 Chevrolet Astro CL 4.3L Stall, Misfire, Poor Fuel Economy, Back firing VIN: 1GNDM15Z2K Hi Guys! Why me? This van has been in our shop before several months ago and after replacing the O2 sensor & knock sensor it ran fine. The customer states now that for the past couple of weeks it will stall out while going down the highway. When she tries to... Trouble codes: 42 (EST error), 43 (ESC failure), 33 (map), 32 (egr)	View
	1992 Chevrolet Cavalier Z24 3.1L all gears VIN: 1G1JF14T9N Hi again guys! Now I don't normally take in transmission problems but this lady doesn't trust too many shops in town. The problem follows; I started up the car, drove it down the street, after a few blocks the trans starts to slip. Within 6 or 7 blocks the ...	View
	1992 Chevrolet Cavalier RS 2.2L No Start, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1G1JC5448N Four days wasted so far. This car came in running and driving but would stumble and surge on heavy acceleration. I checked fuel pressure and it was 47 Unregulated and 40 with 10 inches of vac applied to regulator. Scanned for codes and got code 33 map out of r...	View
	1997 Chevrolet K1500 Cheyenne 5.7L Dump valve VIN: 2GCEK19R0V Truck came in with low pedal. Front brakes look good and we adjusted rear brakes. We pressure bled system and still low pedal. We found pin coming out of dump valve on side of ABS unit. What I want to know is if I change the combination valve which has the dum...	View
	1997 Chevrolet Express 1500 5.7L Fluid Temp, brake switch, pressure switch VIN: 1GBFG15R4V VSS showing eratic on the scan tool but works fine on the speedo, shows no brake switch operation on scan tool but brake pedal will disengage the cruise. Shows -40 degrees on the trans temp but when the speed senor starts to send a signal the senor shows 29 de...	View
	1998 Chevrolet K3500 Cheyenne 5.7L fuel tank VIN: 1GBHK34R8W fuel tank will suck shut, the truck did this 1 year ago and we replaced tank and cap with gm units, did it again,can this have anything to do with the evap system? can a bad purge or vent sol. cause this problem? will engine vac cause this? its a farm truck bu...	View
	1999 Chevrolet Camaro Z28 5.7L Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: 2G1FP22GSX Has random misfire code P0300. Misfire counts seem to be mainly with #3, #5, and #7 cylinders. Has had misfires on other cylinders in history but mainly those 3. Fuel pressure is good, injector pulse is good, smoked intake for vacuum leaks and none found. Can ... Trouble codes: P0300 (Random Misfire)	View
	2001 Chevrolet Malibu 3.1L Poor Idle Quality VIN: 1G1ND523X1 Hello,this car is driving me nuts.It will start and run fine for about 30 sec,then it will start hunting for idle and then stall.The strange thing is cannot get computer to set a code.Diconnected the iac,tps egr,maf all at same time and nothing.Car ran the sam...	View
	2001 Chevrolet S10 4.3L No Start VIN: 1GCCT19W31 Talk about flooded! This customer "accidentally" drove his truck into a slow moving river. Water up to headlights(which, yes, would include the computer on the passenger side fenderwell). He had the truck pulled out 6 hours later and hasn't got it to start sin... Trouble codes: P0102 (Mass or Volume Air Flow Circuit low input), P1626 (Theft Dterrent Start enable signal), P1637 (Generator L-Treminal Circuit)	View
	2002 Chevrolet Silverado 2500 HD 6.6L noise at steering colm VIN: 1GCHK23163 Customer complaint is a groan noise heard from Pass. compartment when turning steering wheel. This nosie is worse the longer you drive. It only happens when turning the steering whell(Vehicle does have Hydro-boost for the brakes) The noise does not happen all ...	View
	1996 Chrysler Cirrus LX 2.5L Stall VIN: 1C3EJ56H5T The engine will stall at different times. No rhime or reason, hot or cold. It will always restart with no lag time, so I have pretty much ruled out a gas problem. I have already replaced the distributor and the crank sensor with the same problem. I checked wir...	View
	1997 Chrysler Cirrus LX 2.5L No Start VIN: 1C3EJ56H4V hi, this car came in as a no start. it has no communication-no spark-no injector pulse- and check engine light does not illuminate. it has no power from asd but that's because it is not being grounded from pcm. most help request say to replace the distributor ...	View
	1988 Dodge Dynasty 3.0L Poor Idle Quality VIN: 1B3B05638J I have this 88 dynasty that is running rich at ldle. The O2 sensor reading is .94v at idle. If I introduce a large vacuum leak the reading will drop below .45v but the computer will adjust and run the readings back up to .94v. Engine vacuum is 21in. fuel press...	View
	1998 Dodge Caravan SE 3.0L belt VIN: 2B4GP453WR this is our shop van. it began to develop a belt squeal. the idler pulley,belts, and tensioner were replaced with aftermarket parts and a gatorback belt. the squeal slowly came back over the course of 2 months. (this van is driven 30-50miles a day) the tensiio...	View
	1999 Dodge Stratus 2.4L Stall I have this Dodge Stratus that stall and you have to pull over and put in park to restart it does it at intermittently I have not had it happen to me I have put the vantage on it and drove 50+ mile all system seem to be normal	View
	2000 Dodge Caravan 3.3L rear door VIN: 1B8GP45R51 Rear door will not release with the door handle.I have bypassed the electric door switch but didnt help . I powered the electric door sol. with 12V. and it works. I do not have a wiring diagram to see how the circuit is powered.Any help would be appreciated.	View
	2001 Dodge Ram 2500 5.9L Poor Idle Quality, Misfire VIN: 3B7KF23Z81 Truck skips at idle only. It sets no codes.It fells like an ignition miss or lean miss.Has had complete tune up.Scan data appears normal.Have checked for vac leak at intake by putting vac gauge in pcv grommet in left vc cover and blocking right breather.Starts...	View
	2001 Dodge Grand Caravan Sport 3.3L Left front brakes VIN: 2B8GP44R11 A few days after the brakes were bled the vehicle was brought to our shop with the brake pedal very low. Not knowing about the previous attempts to repair this problem at the other shop, I started from the beginning; checking for leaks, worn pads, siezed calip...	View
	2005 Dodge Durango SLT 4.7L pcm VIN: 1D4HD48N25 this is a brand new vehicle and we are building it for a law enforcement agency. this is our first durango and we do not have any shop manuals and our all data is not updated to this 05 model. can someone tell me where the pcm is located in this vehicle. i nee...	View
	1988 Ford F-350 XL 7.3L Master Cyl VIN: 1FDKF37M5J Customer bought truck that had been sitting, noticed brake pedel dropped when started, so he put new pads, rear shoes, pedel still droped, so he put a reman master cyl on, that's were I come in. I rebleed system, no air sure of that hard pedel, start engine pe...	View
	1992 Ford Mustang LX 2.3L oil pressure VIN: 1FACP40M9N This car had low to no oil pressure, but still had oil flow. Also had lifter noise because of low pressure. When the pan was removed we found the pick-up screen clogged with little round balls of carbon? or broken down oil? Just looking for an explaination for...	View
	1993 Ford F-150 XL 4.9L Modified Smog Part VIN: 1FACP2222P Sorry about the VIN, I don't have the vehicle available too me at the moment.(This vehicle is over 100 miles away from me). No repairs were performed on this vehicle. This vehicle has a Emission Calibration code of 2-52R-R00. This vehicle came in for a Smog Ch...	View
	1995 Ford Windstar GL 3.8L heater VIN: 2FMDA5148S This vehicle was brought in a few days ago for overheating while driving and the check engine light was on. I replaced the cam sensor for the check engine light the code was p0340. I tested for head gasket trouble looking for hydrocarbons in the cooling system...	View
	1997 Ford Contour GL 2.5L interior lights VIN: 1FALP65L7V customer states the interior lights are staying on when the vehicle is running (key in run position). we tested & inspected door pin switches, ok. we replaced the central timer module (plugs into back of fuse panel, did not help. now we are at a loss...any inf...	View
	1998 Ford F-150 Lariat 4.6L MIL Lamp on VIN: 2FTZX1768W Four months ago we replaced both front O2 sensors after checking for vac leaks,fuel pressure &flow.Vehicle came back today with same codes P0171&174 A/F rato too lean at max rich limit.WE checked everything we could think of and followed flow chart from Motors... Trouble codes: P0171, P0174	View
	1998 Ford Expedition Eddie Bauer 4.6L Electronic VIN: 1FMRU18W9W We've got this '98 Expedition which came in originally with a PO750(Shift Sol. A electrical fault), Shift sol. B elec fault(po755, and PO743, TCC SYS. Electrical fault. All of these are hard faults, they come right back during a KOEO test. The TCC fault always...	View
	1999 Ford F-250 Super Duty Lariat 7.3L No Start, Poor Idle Quality, Cuts out VIN: 1FTNX20F7X The customer towed a trailer for 200 miles. When he got to his camp spot the engine was running rough. He turned it off and the engine will not restart. We know it has a bad battery and 2 codes a 0340 camshaft sensor and 1501 speed sensor. It also misses ba...	View
	1999 Ford Expedition Eddie Bauer 5.4L Poor Idle Quality, Stall VIN: 1FMPU18L7X this is a wierd one. starts then stalls 80% of the time once the vehicle is driven a few miles it will start up and run fine for the rest of the day.any help would be appreciated	View
	2002 Ford Explorer XLT 4.0L brake pedal VIN: 1FMZU73E42 Hi, here's a good one for some of you ford techs. This vehicle has a slight vibration from the brake pedal just before a complete stop(in the last 5-10 feet). This feel almost like an engine vibration. This also does not feel like a typical abs problem. Checke...	View
	2004 Ford F-350 Super Duty XL 6.0L water in fuel light VIN: 1FTSW31P53 I cannot access the system to clear the light due to this vehicle being a Canadian import. I keep getting a [can to supported responce]. Even with the ford ngs. Thank you.	View
	1998 GMC Sonoma SLE 2.2L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GTCS194XW Here's one that is making our lives interesting. The vehicle runs like the converter or exhaust is restricted or plugged. It will start and maintain a rough idle, engine vacuum at the intake manifold is 12 inches or less, when the throttle is opened the engine... Trouble codes: P0107 (map volts low), P0108 (map volts high), P0300 (mis fire)	View
	1996 Honda Passport EX 3.2L MIL Lamp on VIN: 4S6CM58V4T Hello all, I have this passport in ere with a p1406, egr fault code. Looking at the scanner at idle the egr sensor is around .9 volts. I replaced the egr and the voltage is still the same. There are no blockages in the intake. I can not understand why this cod...	View
	1997 Honda Civic DX 1.6L SRS Light VIN: 2HGEJ6348V Extracted codes 72 and 73. Alldata indicates these are for faulty SRS unit and remedy is to replace unit - no testing of any kind recommended. I guess I've been doing this too long but that seems way too easy! Is there anything else I should be looking at befo...	View
	1997 Honda Accord EX 2.2L MIL Lamp on Hi fellow Tech, this honda is eating my lunch break and sure can use some help.The customer has been very patient and an old friend.The MIL will come on intermittently between one day to a week with one or two codes (P0118-coolant temp circuit high input(open)... Trouble codes: P0401 (Egr flow restricted), P0402 (egr flow excessive), P0118 (engine coolant circuit high input), P0524 (No definition available)	View
	2003 Honda Civic DX 1.7L maint. req.ligth VIN: 2HGES15103 dear honda tecs¡¡ i just want to know why the maint. req. light is on and how can i reset it. the car in running ok and there's no codes. i'll appreciate your help.	View
	1998 Isuzu Rodeo LS 3.2L Excessive Emissions, Poor Idle Quality, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 4S2CM58W0W this thing was towd in. aint nevr seen it b4. itz a friend of th bossz brother!!! im 53 yrz old n cant here. as soon as i got it startd th othr tech i work with came over and said it had a vac leak n he could here it. my prurdy lil boss said she could here it ...	View
	1995 Lincoln Mark VIII LSC 4.6L rear brake calipers VIN: 1LNLM91V8S this car came in with a frozen left rear caliper and a pull to left on braking. after checking the basics we replaced the lr caliper, bled the system and it seemed to work ok. the customer came back about 2 weeks later with the same pull. we checked the front ...	View
	1995 Lincoln Mark VIII LSC 4.6L system check airride oil change etc VIN: 1LNLM91V6S the message screen in dash always says door adjar cannot set clock but can run system check, miles to empty, oil life etc.	View
	1991 Mazda B2200 2.2L crankshaft VIN: JM2UF3132M hi guys this pickup originally came in with smoke out the tailpipe cold. diagnosed stuck rings. good customer who didn't want to pony up for a reman, so we thought we'd help him out and do a quick re-ring. all was good for 3 weeks, then he came back with oil l...	View
	2000 Mazda 626 ES 2.0L No Start VIN: 1YVGF22C7Y No codes,does not start cold,plugs are fuel fouled(dripping wet) ect reads ok ,maf check oks pulse width at 54.2 ms timing belt is ok engine timing has been checked and set properly.exciter ring checks ok.We are at a lost to understand why this is flooding on ...	View
	1994 Mercury Sable GS 3.8L stator shaft VIN: 1MELM5349S in the last year we have ran into two different trannys, after overhaul on intial start-up the stator shaft on the trans. breaks off almost instantly. replaced stator and torque converter on the first one and then it was fine. we had thought it was the convert...	View
	1995 Mercury Grand Marquis LS 4.6L Cuts out VIN: 2MELM75W7S Original complaint with this nightmare, was a misfire and a hesitation on acceleration. Test drove and felt a definate miss so we recomended plugs and wires. Replaced and road tested and all was fine. A few days later customer returned and said the car momenta...	View
	1998 Mercury Mystique LS 2.5L Anti-theft VIN: 3MEFM66L9W Car towed in for no start. Found no crank upon checking and replaced transmission position sensor (formerly called neutral safety switch) because of past experience and being in a hurry. New switch, still no start. Break out NGS and pull a code P1260-attempted...	View
	1999 Mercury Mountaineer 4.0L keyless entry system VIN: 4M2ZU55P5X The keyless entry unlocks all the doors except the drivers door. If you unlock the door manually with the door lock switch on the drivers door the lock works fine. I've heard of Ford having problems with gem modules on some of these,but not sure? Any help woul...	View
	1995 Nissan 200SX 1.6L No Start VIN: 1N4AB42D7S Greetings professional technicians, Thank you for your valuable time. I have a customer car with a not so reliable history that has me stumped. 95 Nissan 200SX no start no spark. Customer first stated “I was told computer was bad and replaced it with used co...	View
	1996 Nissan Maxima GLE 3.0L engine VIN: JN1CA21D8T This Maxima came in for an oil leak which was from behind the inner timing cover. Listened carefully to timing chains before we started the job and they were quiet. On installation my tech thought the tensioner for the outer chain squeezed back a bit stiffly. ...	View
	2000 Nissan Frontier SE 3.3L spun 4 rod bearings VIN: 1N6ED27YXY I am asking for Nissan techs help. This vehicle came in knocking. Had 40 lbs oil pressure. It also has a Wynn's Extended care warranty. :( We realized that it was going to need a different engine with even taking it out of the truck. We had found a good used 3...	View
	2001 Nissan Xterra SE 3.3L auto locking hubs VIN: 5N1ED28YX1 Vehicle came in with auto locking hubs melted and failing. Vehicle's 4WD would not engage. Replaced hubs with new parts, check wheel bearings and related parts for obvious problems, none found. Vehicle came back thirty days later with same problem.	View
	2002 Nissan Altima 2.5L Surge VIN: 1N4AL11D92 Hello everyone. This one came in on the hooks, would not start-no compression. Sprayed intake cleaner into cyl. and compression came up and engine started. No codes at this point. Did a throttle body clean, intake clean, replace plugs, injector clean. Vehicle ... Trouble codes: P0507	View
	1999 Pontiac Grand Am SE 2.4L Excessive Emissions, Poor Fuel Economy, MIL Lamp on VIN: 1G2NE52T7X this 2.4 is running very rich,black smoke from tail pipe.fuel trim index goes to 98 after running about 15 seconds.vaccuum at idle is 17".replaced intake gasket,removed front timing chian cover and checked chian,seems to be right on the marks.replaced up strea... Trouble codes: P0171, P0172	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1998 Acura RL 3.5L secondary driven gear VIN: JH4KA9653W The problem was a stripped out extension shaft and secondary gear asm.The cause is lack of lubrication to this area of the trans.The diff.was ok.Some techs pointed out there are some recall on this style trans for this concern but it did apply to this particul...	4
	1993 Audi 90 S 2.8L Mechanical VIN: 1VWRD4EFRP Thanks to all, Andreas was on the mark in supplying the part number for the plug that goes into the rear of the cylinder head. that fixed the leak. thanks again	15
	1995 BMW 540i 4.0L Trans Program VIN: WBAHE63235 Thanks to all the techs who replied. The fix ended up being the big round plug above the injector harness. Someone previously had connected it, turned it to what they thought was the click, but it had rotated in the housing and the connector pins were not full...	4
	1986 Chevrolet Celebrity 2.8L No Start VIN: 1G1AW19X9G thanks to all that replied i tested the coil anf found only 20 kv installed new coil and all is well, new coil has 40 kv.	12
	1994 Chevrolet G20 Sportvan 5.7L wipers VIN: 1GBEG25K8R One fact that I failed to inform everyone was that the washer pump did not work. It was recieving voltage and ground to the motor. We decided to replace the motor for the customer . Afterwards we could not get the problem to ever reoccur. I know the wipers wil...	8
	1995 Chevrolet K1500 5.7L ring and pinion alignment VIN: 1CNEC124JK Thank you to all who replied . iATN is truely an awesome tool!! After much trial and error I finally got help from someone who has done more than a couple of these ring and pinnion repl. Turns out that I neglected to set a correct pinion preload of the bearing...	17
	1996 Chevrolet C1500 Cheyenne 4.3L Misfire VIN: 1GCEC14W9T thanks for all your help.so far i didn,t do anything to the truck after it was in the shop last.the customer says it only happens ones in awhile that it runs bad.he's going to live with it for now.	7
	2000 Chevrolet Silverado 1500 5.3L Belt VIN: 1GCEK19T6Y The customer has not returned as of yet but it's starting to get warmer so I expect I'll se her fairly soon. Most responses indicated that a GM factory belt is mandatory and a new factory tensioner ain't a bad idea either. I'll be installing these if & when ...	16
	2001 Chevrolet Silverado 3500 6.6L No Start, MIL Lamp on VIN: 1GDJC3Y111 I only received four replies, seems as if there is a shortage of Duramax techs out there. I know nothing about them but would like to learn. One suggestion was cracked injector housings, one for glow plugs and one that simply advised to stop the ether NOW. I h...	4
	2000 Chrysler Sebring JXi 2.5L MIL Lamp on VIN: 3C3EL55H7Y I received numerous replies to my help request. Thanks to all who replied. I received an e-mail stating that the injectors are prone to clog on this engine so I motorvac'd the system--I used the motorvac for 3.5hours and then the short/long term fuel trim went... Trouble codes: P0171 (Fuel System Running Lean).	5
	1996 Dodge Grand Caravan SE 3.3L No Start VIN: 2B4GP44R3T first of all THANKS FOR ALL THE REPLIES! This one should be down the road by the time you read this. the pcm did the trick, i did check the harness from the coil to pcm for short to ground, it was ok, checked around by the corner of the trans where one reply s...	11
	1998 Dodge Ram 1500 Laramie 5.9L Poor Idle Quality VIN: 3B7HF13Z9W thanks to all those who replied the intake manifold was definetly the issue.the gasket on the bottom was torn and just laying there sometimes sealing and sometimes not.thanks for your help with your experiences. fred [...]	11
	1998 Dodge Caravan 2.4L No Start VIN: 2B4GP25B5W well I've learned to trust what I see and not to second guess myself. it was the pcm installed new one and away she went. thanks to everyone for the help when it comes to computer replacement I'm always careful to check everything else make sure but when it co...	11
	1998 Dodge Grand Caravan SE 3.3L MIL Lamp on VIN: 2B4GP44R7X Thanx for the replies guys.Most of you nailed the problem and others gave awsome info on testing the CCD bus.The problem was a bad solder joint on the instrument cluster,on the ground terminal.These are really good customers so we elected to resolder the conta... Trouble codes: 1695 (No body CCD message), 1698 (No trans CCD message).	10
	1999 Dodge Intrepid 2.7L Cuts out, Stall, Misfire, MIL Lamp on VIN: 2B3HD46R3X when i went back and retested cam and crank sensors the cam signal appeared to lose some of its nice square wave form. replaced cam sensor and miss is gone. rod knock still there but thats for another day. thanks for the help, kevin. Trouble codes: P1391 (loss of cam or crank signal).	7
	2001 Dodge Durango SLT 4.7L transfer cas VIN: 1B4HS28N11 I would like to thank George, Mike, Rick and Kerry for the help that they provided. I checked all the fuses and all were good.Recall #975 didn't seem to pertain to this problem after discussing it with our local dealer which involved a reprogram of the tccm fo...	5
	2002 Dodge Dakota SLT 3.9L oil pump VIN: 1B7HL48X72 I have previously repaired these engines by cleaning the pan and instaaling a new pump and screen,however this one seems to be a little more sludged than the others. I had no prior knowledge of the maintenance of this vehicle and I doubt there was much to know...	17
	2003 Dodge Dakota SLT 4.7L No fluid pumping VIN: 1D7HG48N93 The problem was in the body computer. I had 1 reply that stated the t-case and engine shared same comp. They don't. T-case works from body comp. With all the other electrical faults the truck had, I told the customer to address these first and then the t-case....	6
	1995 Ford F-350 Special 7.3L brake pedal VIN: 1FTJW35FSE a sincer thanks to all who emailed me! the problem was the factory 'vacuum pump' was no longer capable to keep up with the volume needed to meet the demand. the pump did infact produce 23' of vacumm, never leaked down with vehicle turned off. i kept vacuum gau...	25
	1997 Ford Expedition XLT 5.4L module VIN: 1FMEV17L8V Howdy everone, Sorry it took so long to close this but I was waiting on William [...]. He's the Big Dog on this one! Here is his reply short and sweet and dead nuts on. 'complete unit is F85Z-2C219-BA ECU alone is F75Z-2C065-CA'. I have a great parts speciali...	5
	1998 Ford Expedition Eddie Bauer 5.4L No Shift VIN: 1FMPU18LXW What we found with this one was a bad transfer case, it was stuck in low range for some reason but the shift motor was working properly as was the shifter shaft. The PCM thought the vehicle was in high range when it was really in low range. The mixed signals t...	3
	2000 Ford F-250 Super Duty Lariat 6.8L Poor Idle Quality, Stall VIN: 1FTNW21S6Y Hi all, calling this one fixed, not sure what took care of it but customer has driven it a fair amount of miles without problems. I cleaned MAF sensor and throttle body, and reset BARO. I mentioned in update that I reset Baro calculation, to do this you discon...	8
	2001 Ford Ranger XL 4.0L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 1FTYR10E11 Sorry, this is a company truck so he is still driving it until a scheduled off time will allow for further diagnosis. thanks Trouble codes: P0172, P0175, P0401, P0402.	13
	2001 Ford F-350 Super Duty Lariat 5.4L 4wd VIN: 1FTSX31L91 Thanks again for the information. I removed the encoder switch from the transfer case motor assembly. The switch could not be purchased with out replacing the whole assembly ($450). Was reading up on testing the switch when customer called and said he needed t...	3
	1997 GMC C2500 Sierra SL 5.7L chuggle VIN: 1GCGC29ROV thank you all for the info on the truck. with egr blocked off, this eliminated the egr and all possible backpressure problems but did not solve the problem. Actually the solution came in the form of the distributor. One suggestion was to inspect the reluctor a...	17
	1999 GMC Sierra 1500 SL 4.3L Hesitation, Surge VIN: 1GCEK19T1X I have it figured out, the only reply was one to check fuel filter/pump. It ended up setting a code finaly.p1810. This a trany positon error code. Basicly there is a mechanical park/neatral switch on the side of the trany and then there is three pressure switc...	4
	1987 Honda Accord 2.0L engine VIN: 2HGCA5637H Thanks to all who replied on this problem, many of you suggested replacing the rear engine mount,and adjusting all the mounts. We replaced the rear mount, and adjusted the rest this fixed the problem. No more bad vibrations,thanks again for all your help since...	24
	1989 Honda Civic DX 1.5L Poor Idle Quality, Surge VIN: 1HGED3643K I thought i already had closed this request..i'd like to thank the people who responded..it turn out to be the coolant sensor	3
	2004 Honda Accord EX 2.4L Air bags VIN: 1HGCM56694 Thanks to everyone who replied and for David from Florida for faxing me a wiring diagram. It was a great help and the car is fixed and on its way. Thanks again.	3
	1986 Jeep Comanche Custom 2.5L Excessive Emissions VIN: 1JTHW6617G Thanks to all who assisted. You assured me I wasnt losing my scruples. Between Raymond, Robert and Edward's replies I got together with one of my aftermarket parts techs and we discovered 86 Chev S-10 2.5L uses the same egr however the manufacture number cross...	6
	1999 Jeep Grand Cherokee Laredo 4.7L ABS Module VIN: 1J4GW58N1X With great thanks to many people I want to close this help request with the results. When you replace a CAB module for the ABS system, you must enter the pinion factor with the factory DRB scan tool. I sent this to the dealer and they performed this function f...	7
	1993 Lincoln Mark VIII 4.6L door locks VIN: 1LNLM91V7P Thanks Mike, Harry and Richard for your replies. I shipped the vehicle, and customer took it to another shop. They thought it was the module for the door locks. They replaced the module (in the trunk) and all is well. Thanks for your time.	3
	1996 Lincoln Town Car 4.6L pcm VIN: 1LNLM82WOT Well the tech who I was trying to help procrastinated to the point where I am closing this request with no fix. He did verify that the EEC relay and circuit was good and that was the last I heard from him. Thanks to all who responded.	7
	1995 Mercedes-Benz E320 3.2L rear rams(shock absorber) VIN: WDBEA30D3H Thankyou Patrick,Larry,Dean(raymond & Tom.I got sound advice,especially from Patrick.The nitrogen accumulators & upper mounts were the first thing I replaced(very common).But the ball joint in the lower part of the ram was knocking.I failed to 'cheap out',so I...	5
	1999 Mercedes-Benz CLK320 3.2L Roll Bar VIN: 2084652T00 This is still a work in progress. I cleared the faults and rechecked again once the Roll bar deployed again. No faults this time. Bernie advised that he had replaced the Bow Latch switch for fault code B1650 - I tested the switch - it was ok. Acccording to WIS...	5
	1998 Mercury Sable LS 3.0L MIL Lamp on VIN: 1MEFM55S4W Thanks to all the responses to my post. The most responses suggested I pay close attention to the MAF sensor, by monitoring the BARO readings on the scan tool data screen. At sea level they should be about 158 Hz – 101Kpa. The other common problem was intake... Trouble codes: P0171 (System too lean bank 1), P0174 (System too lean bank2).	24
	2001 Mercury Sable LS Premium 3.0L Air Bags VIN: 1MEFM55S11 I should have known better! The body shop replaced the front crash sensor. The kid working on it put the old sensor back on and through the new one in his tool box. I guess he couldn't tell the difference. Thanks for the replies. Sorry to have wasted your time...	5
	1990 Nissan 300ZX 2+2 3.0L efi VIN: JN1RZ26A8L I believe the problem is in the ecm leaving the ground to egi and coil relays on, I'm waiting on customer to get me another computer, thanks to all replies all good leads	12
	1991 Nissan Maxima SE 3.0L trans functions cold VIN: JNIHJO1P3M went to the boner yard and got the sols and valve body out of a smoked unit for this trans runs the nuts now pressure sol failure.	4
	1994 Nissan 300ZX 3.0L smoked the center idler VIN: 1243569878 thanks for all the suggestions replaced whole engin with a low miles jap take out unit 50.000 miles purs like a kitty cus says ouch, but loves his car, this was the path of least resistence for cust and repair.	8

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