Automotive Technicians Technical Discussion and Fixes for Apr 23, 2007

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	Help Request	Answers
	2003 Audi A4 3.0L Misfire VIN: WAULT68E63 I hope some one can help me .This audi will not fire cyl 1 no spark swaped coils still no spark. power and grounds ok coil is getting signal from ecm nice clean sig. not sure where to go from here. Thanks for any help you can send my way Tom [...]	View
	2002 BMW 530i 3.0L Check Engine Light VIN: WBADT63402 This car belongs to a personal friend of mine & came in with the Check engine light on for Fault Code P0741. I cleared the code and test drove the car on the interstate to find the TCC works fine until you drive about 20 miles then the lock up quits working li...	View
	1991 Chevrolet V3500 Silverado 7.4L Poor Idle Quality, Poor Fuel Economy VIN: 1GCHV33N3M Hi guys and girls.I bought this truck last October and have just recently put it on the road 2 weeks ago.The problem is the idle speed is not constant and to high.When warm it usually stays in the desired range of 750 but as soon as you open the throttle and r...	View
	2001 Chevrolet Malibu 3.1L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G1ND52J61 vehicle came in with missfire. code p0304. found ignition wire terminal on coil pack for cyl #4 corroded. installed new plugs and wires. miss fire still present. swapped coil pack with known good and brand new coil packs, same results. installed vacuum tubes b... Trouble codes: P0304	View
	2001 Chevrolet Blazer LS 4.3L MIL Lamp on VIN: 1GNDT13W91 VEHICLE HAS BEEN TO US BACK IN 06 FOR P0155, REPLACED SENSOR, CLEARED AND OK FOR ABOUT A YEAR. CAME BACK LAST WEEK WITH SAME CODE. FOLLOWED ALLDATA TROUBLE SHOOTING AND WAS INSTRUCTED TO REPLACE SENSOR. OK FOR A WEEK, CAME BACK WITH SAME CODE. FOLLOWED ALLDATA... Trouble codes: P0155 (ho2s heater performance bank 2 sensor1)	View
	2002 Chevrolet Silverado 3500 6.6L No Start VIN: 1GCJK33192 i have security light on all the time.bcm shows key code ok but pcm still in fail mode.tried relearn but pcm wont go into count mode.any help would be apreciated.	View
	2003 Chevrolet Suburban 1500 LS 5.3L turn signals VIN: 3GNFK16ZX3 Here is an unusual one. When turning the left turn signal on, all 4 directionals flash (like the hazards are on). About 1 month ago, I replaced the multifunction switch for the same problem. All was well until last week. I find it hard to believe that 2 switch...	View
	2004 Chevrolet Silverado 2500 HD 6.6L speedo VIN: 1GCHK23294 can hear bearing type noise int, & then speedo jumps, & brake lite will come on, will go out on own after several miles, will set code co 055, did see voltage bobble at speed sensor, replaced sensor & could not verify any more fluctuation., but still have trou...	View
	1996 Chrysler Cirrus LX 2.5L Stall, MIL Lamp on VIN: 1C3EJ56H3T Have this chrysler that I can't get communication on. I have tryed our Mastertech and our DRB 3. I retrieved code 12, 14, and 55 through the MIL flashing. Customer complaint is a stalling condition after it warms up. They have had PCM and distributor replaced ... Trouble codes: 12 (14 -), 14 (55 -), 55	View
	1997 Chrysler Cirrus LX 2.5L No Start VIN: 1C3EJ5656H This car has 36021 actual miles. Backing out of driveway and died. No Start.Has good fuel pressure. The first time i checked for spark it was really weak at # 2 Plug.This is what is blowing my mind. The coil is in distributor. removed Dist cap and check spark ...	View
	2000 Chrysler Town & Country Limited 3.8L Engine VIN: 1C4GT64L1Y Hello. We got this van here and we are about to start an engine swap. The old motor shot a piston and rod out the back of the block. I was wondering if anyone has any good ideas for this removal. I checked the archives and saw some uys leave the trans in and s...	View
	1988 Dodge D150 5.2L Battery voltage VIN: 1B7FD14YXJ Working on this vehicle has absolutley got me baffled. The computer is showing a charging voltage of 15.5 volts with the alterantor disconnected. THe battery is showing a variance of 12.6V to 15.5V while charging and everythin connected. Any increase of .5-1.0...	View
	1989 Ford F-250 Custom 5.8L No Start, Cuts out, Stall, Dies When Hot VIN: 1ETEF26H6K Hey everyone out there i have this truck that is driving me up a wall. This truck starts beautifully when cold runs until hot then dies like u turned the key off. No spit or sputter. Then is hard to start or not able to. Runs a little longer then dies and so o...	View
	1999 Ford Escort SE 2.0L Engine VIN: 1FAFP13P8X Thank you for taking the time to read and hopefully help me fix this one. This car came in on a hook with no oil pressure. Customer wanted to replace the oil pump and check the bearings while we were there. Bearings show some sign of pitting,but nothing to cau...	View
	2000 Ford Windstar LX 3.8L Interior VIN: 2FMZA5148Y this van came from an auto dealer so i have no previous information on it problem is after about 2 seconds after you shut key off the lights blower radio all power up ign switch unplugged no change the only way to get all off is to unplug front gem module any ...	View
	2003 Ford F-150 XL 5.4L Hesitation, Cuts out, MIL Lamp on VIN: 1FTRW0743K vehicle was brought in for hesitation. found a po320 rpm signal failure, we scope tested the crankshaft sensor and the pattern looked good, check the fuel pressure and it is in spec.55psi, the truck acts as if it goes into limp in mode. we also check all the p... Trouble codes: P0320	View
	1997 Geo Tracker 1.6L fuel gauge VIN: 2CNBJ1363V where would ground wire for gauge be at? gauge works most of the time just start to give promblems jim	View
	1994 Honda Civic DX 1.5L Hesitation, MIL Lamp on VIN: 1HGEJ2221R i may be overloking the forest for the trees but here goes, it appears to have a code 24( 2 long flashes and 4 short flashes) my code book doesnt show any code 24???. the cel stays on all the time (comes on imediatly after trying to reset the code) the only ot...	View
	2001 Honda CR-V EX 2.0L Stall, MIL Lamp on VIN: JHLRD17651 We replaced the timing belt and shortly there after the engine was idling low and would stall. at first we thought the PCM would have to relearn idle. The check engine light came on with code P0172 system rich. we put a new O2 sensor in it but it didnt fix the... Trouble codes: P0172 (System Rich)	View
	1994 Isuzu Rodeo LS 3.2L engine VIN: 1FJG65SZ54 This vehicle came to us with a coolant leak and someone told customer elsewhere intake was leaking. Water doesn't pass through intake on these but on the upper radiator hose pipe that goes under intake to rear of engine crossover pipe. We removed intake and se...	View
	2000 Isuzu Rodeo LS 3.2L MIL Lamp on VIN: 4S2DM58WXY Hello Techs This truck was towed into our shop With A blown motor. So I dont know What problems If Any This thing had prior. We installed A jasper unit and all is fine until this code shows up.I went into Archives and couldnt realy find any thing with this ... Trouble codes: P0154	View
	1990 Jeep Wagoneer Limited 4.0L Misfire VIN: 1J4FN78LIL thanks in advance. we have this jeep that is not being nice. we installed a jasper engine last year and all was well untill recently. it feels like your normall engine miss but is not easy to diag. we have replaced champion plugs with ngk installed new cap and...	View
	1994 Jeep Cherokee Sport 4.0L No Start, No communication VIN: 1J4FT68S2R HI Y'ALL !!! We got this Jeep that was towed in as no start. The battery was dead, and alternator 60A fuse blown. Also the (REAL DEAL) Magic smoke came out of the ECM. Even when we hooked up the battery charger it still smoked some. THe fuel pump relay does cl...	View
	1997 Jeep Grand Cherokee Limited 4.0L Stall, starts and dies VIN: 1J4GZ789SX Friends I need A little guidance on this Jeep, We bought it at auction, not running, thought it would not be a difficult fix because we have an identical rollover. towed home and put the battery charger on and the horn blew all the time and the headlites flash...	View
	1997 Jeep Grand Cherokee Limited 4.0L Stall VIN: 1J4G058S2V Just trying to get a heads up on this if I can.It belongs to a friend of mine.He has previously replaced the coil(2 times),distributor,crankshaft position sensor,and the t-stat.Any help whatsoever would be greatly appreciated.Thanks in advance... Randy Trouble codes: P0351 (Ignition Coil A Primary/Secondary Circuit Malfunction)	View
	1998 Jeep Grand Cherokee Limited 5.2L steering system VIN: 4C3AU52N8W Hello fellow techs; I have this jeep that is vibrating the steering wheel at highway speeds 50 mph thruogh 65 mph,at 67 mph the vibration is gone.There is no change when turning or braking.This vehicle is full time 4X4 and it had big mud tires on it before the...	View
	2001 Lexus RX300 3.0L MIL Lamp on VIN: JTJHF10U11 After 1 day of driving the check engine light comes on. P1349 & P1354.Both for the Variable valve timing. I checked for signal from ecm,good I have a nice square wave pattern at both solenoids. I disconnect the solenoids and apply voltage to them but there is ... Trouble codes: P1349 (V V T system malfuncation bank1), P1354 (V V T system malfuncation bank 2)	View
	1993 Lincoln Mark VIII 4.6L front air suspension VIN: 1LNLM91VXP Vehcile came in with nose down. We can activate compressor. We suspect front ride height sensor. Vehicle has 2 sensors. we tested with ohm meter and see no resistance change when operating plunger. Are we overlooking something? Is there a good way to perform s...	View
	2000 Lincoln Town Car 4.6L airbags,mainfuse VIN: 1LNHM81W8Y Hello all, This Town Car came in dragging it's tail;barely got it on the lift. Checked codes and found C1830 for compressor relay circuit failure. Found the main 30 amp fuse blown and want to proceed with test q in MOD but cannot locate the compressor relay i...	View
	1999 Mazda 626 LX 2.0L Poor Idle Quality VIN: 1YGF22C5YX Scanned the computer for codes-none found. Vehicle would not idle on its own. Showed no voltage from either O2 sensors on scanner. Also manually checked for voltage from front O2 sensor, and found litte or no voltage (.124-.000) Replaced both O2 sensors with O...	View
	1998 Mercedes-Benz C230 2.3L Poor Idle Quality VIN: WDBHA23G8W Hi all, This car came in last week with a intermittent no start at times/intermittent no window/trunk & door lock operation. When car came in battery was dead. We charged battery and car ran fine. Started to check window operation and windows were not working... Trouble codes: 1570 (das to ecm n3/10)	View
	1999 Mitsubishi Diamante 3.5L MIL Lamp on VIN: 6MMAP57P0Y Vehicle recieved a major tune-up with fuel injection, throttle body and egr port cleaning service. One week later vehicle returns with a mil light code P0401 (Egr low flow). Tested EGR valve by holding vaccuum at idle, which made engine stumble. Went a head a ... Trouble codes: P0401 (egr low flow)	View
	1977 Nissan 280Z 2.8L No Start, Poor Idle Quality, Stall car owner says that he was driven down average road when vehicle began to loose power like it was running out of gas finnally it became so bad he could not drive it anymore he towed to our garage and we have ck fuel pressure spark and compression and injector ...	View
	1998 Nissan Altima GLE 2.4L Trans VIN: 1N4DL01D2W Hi guys, This one came in on a hook with the customer stating that the timing chain broke and asked my recommendations. After evaluating all possibilities we opted to replace the engine with a low mileage used engine. (only 42,000 miles on the replacment engi...	View
	1995 Oldsmobile Aurora 4.0L no communication VIN: 1G3GR62C6S Vehicle came in with a severe bucking / chugging that would occur intermittantly but usually only while idling or light throttle. Vehicle had previously had wires, plugs, and typical other maintenance. Scanned computer and had no communication. Later scanned a...	View
	2002 Oldsmobile Bravada 4.2L battery draw VIN: 1GHDT13582 Help! This one is costing lots of $$$! It came in with an electrical draw of approx. 2 amps. It does not time out. We have unplugged just about everything and our results are as follows: 1)If we remove upper connector from BCM (fuse block-bcm connector) and th...	View
	1986 Pontiac Fiero SE 2.5L Clutch VIN: 1G2PF37R4G Vehicle came in originally for no resistance in clutch pedal. Found slave and master cylinders leaking. Release fork contact block also damaged. Repaired release arm and replaced slave and master cylinders. everything worked well. Vehicle returns later with cl...	View
	1996 Pontiac Grand Am SE 3.1L Injector Pulse VIN: 1G2NE52M2T Starts & Stalls. Theft System Light Always On Steady. Tried Key Relearn. First Time Relearned Worked, Car Started & Ran. Shut It Off, Let It Set For A Couple Of Hours, Wouldn't Start & Run. Tried Relearn Again. Didn't Work. As Far As I Know Nothing Has Been Do...	View
	1998 Pontiac Grand Am SE 2.4L MIL Lamp on hello all this car came from another shop that put all the new stuff in it, it sets a po335 crank sensor code sometimes. mitchell diag. says record freeze frame then clear code let idle 5 mins. or till lite comes, it doesnt set a code again till I drive it 4-5... Trouble codes: P0335	View
	1982 Porsche 911 SC 3.0L Heater blower VIN: WP0AA0910C Hi all in IATN land. The problem here is the lack of info fron Aldata or Mitchel. Customer complaint is no heat, no blower. Ouestion is on this modle year is there more than the one blower in the engine compartment? Also how does the AC system interface with t...	View
	1992 Saab 900 Turbo 2.0L ABS lamp VIN: YS3AL76L2N I can't seem to fix this one. ABS lamp is on. It is being turned on by the ECU. On occasion it toggles either off or on when traversing a RR track. No ground problems found. condition does not indicate a bad diode. I have wiggled various connectors with no joy...	View
	2003 Saab 9-3 SE 2.0L Radio VIN: YS3DF78K53 Radio goes from no volume to at least 70% with a single input on either the steering wheel or radio volume control knob. There are no codes present in any system. Data stream shows correct input from volume, bass, treble, fader and balance. resolution is one u...	View
	1996 Saturn SL1 1.9L no upshift , MIL on VIN: 1G8ZH5281T Greetings, Need help with this Saturn SL1 . Bear with me as this is my first help request . Trans will upshift 1-2-3 and then back into 1st limp-in ,once per key cycle . Using snap on scanner can clear codes and will return when trans goes into limp in .I've...	View
	2003 Saturn L200 2.2L Fuel smell VIN: 1G8JU54F53 Greetings fellow Techs, Strange problem with this vehicle. I hope someone has seen it before. Vehicle towed in 1 month ago dead. Fuel pump tested bad. We replace with oe fuel pump. Every since then customer has complained of strong fuel smell coming in car th...	View
	1990 Toyota Cressida Luxury 3.0L running lean VIN: JT2MX83E8L i'm looking for some help on adjusting the bosch vane type air flow meter.. i was shown this trick about 10 years ago by a fellow tech. and have forgotten how to do this. i know you remove the plastic cover on the top and from there i forgot.. can't find any b...	View
	1990 Toyota 4Runner SR5 3.0L speed sensor VIN: JT3VN39WXL This 4Runner shifts poorly, has no speedo and the OD light flashes. We obtained code 42, speed sensor 1 fault. We suspect a bad sensor. Mitchell says speed sensor 1 is on back of the speedometer. Called the dealer and they can't find it. Is the sensor serviced...	View
	1991 Toyota 4Runner SR5 3.0L No Start, Misfire, Poor Fuel Economy VIN: JT3VN39W3M vehicle came in for a no start cold. found cold start injector timer switch and coolant temp sensor connectors broken off rear of engine. i replaced both items with new connectors and vehiclestarted right up. i tried it a couple of times and it was fine, but w...	View
	1999 Toyota Camry CE 2.2L Starter VIN: JT2BG22K1Y Customer called said won't start. Questions lead to discharged battery. Towed in. Driver stated he disconnected battery because it sounded like the starter was running. Customer questioned: at 3:00AM there was a noise she thought it was the young neighbor boys...	View
	2002 Toyota Tundra SR5 4.7L drive train? VIN: 5TBBT441X2 well i got a tundra that we can hear a sound like a rubbing thump and cant pin point it almost sounds like a wheel bearing but its not we have used a chassi ear on it and still cant pin point it has any one out there seen a similar problem?? thanks for any inf...	View
	1998 Volkswagen Jetta GL 2.0L No Start VIN: 3VSWSB81H7 car will fire one time when car is turned off.tried disconnecting ecm but no difference. thanks in advance jimmi [...] Trouble codes: 1582 (fuel adapt), 1240 (injector 4 unplugged)	View
	1999 Volkswagen Cabrio GLS 2.0L Cruise VIN: 3VWDB61E2X Hello I am trying to accurately diagnose this cruise control on a 99 vw cabrio. I have checked all inputs, powers and grounds and all are ok. I have used a smoke machine to check the vacuum system for leaks and found none. I am down to it being in either the c...	View
	1999 Volkswagen Passat GLS 1.8L Air Bag light on VIN: WVWNA63B6X The code is 588 Drivers side Air Bag Igniter 1. We have Alldata and the info there is of no help. I faxed them and the info they sent was the same as I found. We have an OTC scan tool and I'm unable to read any scan data. Any info would be helpful thank you.	View
	2000 Volkswagen Beetle GLS 1.8L external mirrors VIN: 3VWCD21C4Y the mirrors switch would not operate in all positions. also in one particular position of the switch it would affect the internal lighting. tested with vag tester and it was showing that the signals were all there we replaced the switch and it does the same th...	View
	2003 Volkswagen Jetta TDI 1.9L No Start VIN: 3VWSP29M43 towed to shop-has sat for two weeks, will crank no start, we found no engine lamp or glow plug lamp with koeo, have fuel at injectors when cranked, but cannot get comunication through OBD plug. have checked fuses, all appear good and power at applicable fuses,...	View
	2003 Volkswagen Jetta GL 2.0L radio VIN: 1G4NV55M5C I need to locate the amplifier (STERIO) ON THIS STATION WAGGEN JETTA.THANKS (JESUS F)	View
	1995 Volvo 850 2.4L gear selector switch VIN: YV1LS5514S Hello Volvo experts! I am in the process of replacing the gear position sensor (also called neutral safety switch) and for the life of me can't get the connector out of the plactic connector housing. I'm afraid I'm going to break it! The male connector is conn...	View
	1999 Volvo C70 2.3L Head Replacement VIN: YV1NK53D7X I am replace a head on this C70, it has hydralic lifters. I need to put a head on it because it overheated and is warped over 0.10in 0.028mm. I have a later model head here at the shop but it has solid lifters. Is there any reason that I could or should not us...	View
	2000 Volvo V70 R AWD 2.3L Timing Belt VIN: YV1LV60D6Y Hi group, I received this Volvo V70R AWD with a B5244T motor. A machine shop had rebuilt the motor. Another shop had done the installation. When it came to us it was running rough and the machine shop thought the timing belt might be out of time. I proceeded a...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1993 Acura Legend 3.2L Poor Idle Quality, Surge VIN: JH4KA7676M I would like to thank everyone that responded to my help request first off, this car was just driving me crazy!!! Well after looking at the fast-idle valve, as was suggested, I noticed that the plastic part was backed out a little. So not really knowing if scr...	12
	2002 Audi TT 1.8L guages VIN: TRUWT28V14 this one is getting a new cluster. according to a dealer tech, these batteries have to changed by removing the pos. post on the battery and touching it to the negative post. when installing the battery, install the positive post first and then the negative pos...	6
	1992 BMW 325i 2.5L pedal travel VIN: WBACB3318N Even though the clutch was not worn replacing it did the trick, must have had a pressure plate issue the height of the diaphragm when bolted to the flywheel was significantly lower and the slave cylinder now has some room. Customer states the clutch now feels ...	10
	1997 BMW 540i 4.4L wiper motor VIN: WBADE632XV well, sorry i can't post this as a fix. the customer took the vehicle and has not been back yet. they are good customers and will be back, i just don't know when. he said when he gets his bike out the car will come back. they are not the most responsible auto ...	4
	1996 Chevrolet Cavalier 2.2L power steering VIN: 1G1C1248T7 good afternoon again This car is fixed.I did what David [...] suggested and after turning the wheel to lock position hold there for the count of ten and repeat to other lock position.I did this for ten times and that cured the problem.Car steers fine now.I...	17
	2000 Chevrolet Silverado 1500 5.3L Misfire, MIL Lamp on VIN: 1GCEK19T7Y well I replaced the fuel pump because it didn't hold pressure. And added some seafoam in the motor oil thought it would help if it has sticky valves. had owner drive for weekend, he called today and said it is running good. thank you for the replies Trouble codes: P0135, P0300, P0446, P0463.	7
	2000 Chevrolet Silverado 2500 6.0L 4-3, 3-4 shift VIN: 1GCGK24U4Y This vehicle does have a 4L80E trans. I checked and found that the line pressure was high at all times. Apparently there is an updated valve body for this trans so we elected to replace the valve body. We pulled the pan and found lots of metal in pan and filte...	3
	2003 Chevrolet Silverado 1500 5.3L speedometer VIN: 2GCEK19T73 Thanks to all that responded. I tried all of your suggestions, of which none worked. Speedo just went bad after battery disconnect. Sent customer to dealer.	11
	2000 Dodge Stratus ES 2.5L not sure VIN: 1B3EJ56H1Y Thanks to all that replied. I mostl got replies about bad connections or a bad PCM. The vehicle wasn't acting up when I looked at it and the customer took it with him. He still hasn't been back to check any of the items you all noted. I think he may not want t...	9
	1985 Fiat Spider 2000 1756CC no acceleration VIN: ZFRAS00B0F Thank you iatn, Many solutions to the problem included, clogged exhaust, crank gear walked on key, timing, maf, fuel volume as noted by fuel pressure drop on accel. The fix was the airflow meter. The fix took so long because the crank bolt was a right hand thr...	21
	1988 Ford Aerostar 3.0L No Move VIN: N0TAVALBUL Hi Real Tranny Techs ;)}} Thanks for all the help ;)}}} My time is up, so Have to close it.. not quite finished... Once I got finished kicking myself ;)}} I pulled it apart & found the snap ring for the O/D drum had come off & this is where my spring piece...	12
	1992 Ford F-350 Custom 5.8L firewall flex VIN: 2FDHF37Y4N We recieved several good replies to this, but the customer said he had had it happen in the past and was going to fix the problem himself, thanks again for all the replies	13
	1995 Ford F-350 Special 7.3L No Start, Stall, LOSS OF POWER VIN: 1FTJX35F05 Hello to all, the fix was two injectors the one not returning oil looked like the likly bad one but replacing it did not make the problem go away after swaping injectors one at a time on the 3rd try I found it, cost wise it did not make any sense to install th... Trouble codes: 1211 (icp than expected).	12
	1996 Ford Thunderbird LX 3.8L MIL Lamp on VIN: 1FALP6244T The customer hasn't returned---from studying the schematic I think it may be possible that Ford has labeled the left front sensor #2 as opposed to the left rear one, even though it flags a B2,S2 code . I will need to ohm all sensor heaters and check for curren... Trouble codes: P0161 (Bank 2 Sensor 2 heater circuit fault).	5
	1996 Ford Ranger STX 3.0L Hubs and axles VIN: 1FTCR15U8T I tested the u-joints by turning the wheels all the way to one side, and with the hubs removed, turned the axle shafts by hand. No binding found on either side. The hubs are fairly new and no damage could be found. However, the wheel bearings where very loos...	13
	1997 Ford F-250 XL 5.8L Rear Fuel Tank VIN: 1FTHF26H9V Thanks Everybody for your help. It ended up being the rear fuel pump assem. like most of you had said. IATN is awsome, need something like this for Heavy Trucks and Equipment. Thanks again for all the help Caleb [...]	21
	1998 Ford Escort ZX2 Cool Coupe 2.0L idle quality VIN: 3FAFP1135W thanks to those who replied we believe this is fixed. the vct solenoid that we got from ford was bad. when we tried to move the cam it would leak oil. we checked the slip rings on the cam and they seem ok. replaced the vct solenoid and now no problem at this t...	3
	2000 Ford Explorer XLS 5.0L shocks VIN: DHE851GHRT I recieved 2 possible sources of these shocks, however, neither of them had anything. Had to order from the dealer.	3
	2001 Ford E-450 Econoline Super Duty Custom 7.3L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire VIN: 1FDXE45F51 Well Just wanted to thank everyone for their replies, well we took fuel pressure at the fuel seperator and found over time it would drop from 60 psi and actually go into a vaccum, additionally we took vaccum pressure at fuel pump input and found it had over 12...	10
	2001 Ford F-550 Super Duty Lariat 7.3L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FDAF56F31 Traced fault to a restricted sump screen,replaced sump to low pressure lube pump.Had tested presure at low pressure sensor tap,was at 15 psi at 3000 rpm. [spec] is 40-45 psi.Fabricated top plate for resevior for high pressure pump of plexiglass. Observed aerat... Trouble codes: P1211 (icp incorrect).	4
	2004 Ford F-250 Super Duty XL 5.4L Transaxle VIN: 1FTNF21L84 The new hublock fixed the floppy drive axle and gave consistent 4WD engagement. Most of the other driveline noise was due to a worn ball socket in the front drive shaft CV Joint. No parts were available from my usual dealer/aftermarket sources, so I sent the...	4
	2004 Ford Explorer XLS 4.0L Charging VIN: 1FMZU72K84 Well--Thanks to all that responded--the fix was an OE regulator. The OE had a provision in the orginal regulator that would work on this computer controled system that the after-market regulator didn't have--even though the number were an exact interchange. Be...	11
	2000 GMC Sierra 1500 SL 4.8L MIL Lamp on VIN: 2GTEC19V3Y Thank you to all that replied it was a simple blown fuse to cigarette lighter. that got the ecm to commuate. He did have 2 codes stored which were evap code 440. The driver says he fuels with the truck running all the time and we just broke the 40' degree mark...	10
	2004 GMC Sierra 1500 SLE 5.3L tcc VIN: 2GTEK19T94 Thanks for all the replies, I put a pressure guage on main line pressure and felt like I saw slight fluctuation ever so slight increase in pressure at the same time converter slip would drop to 0 , Im not really sure ,but I wanted to be.anyway my plan was to r...	7
	2002 Hyundai Santa Fe 2.4L MIL Lamp on VIN: KM8SB12B92 Thank you everyone for the replies. Gerald from cal., Ty, Boris, Gerald from fla and Robert from ca. --- all you guys had the right idea. The problem was the cruise control cable, it was just a hair too tight. Thank you Robert from cali for the adjustment proc... Trouble codes: P0507 (Idle air control system rpm higer than expected).	10
	1998 Jaguar XJR 4.0L abs/tccm VIN: SAJPX1840W Sorry for the delay in posting the fix, owner went on vaca and forgot to close. We replaced his ABS controller with one he supplied, did not work. We sent his original to be rebuilt by BBA REMANUFACTURING IN MA, 1-[...]. Installed, all is well.	4
	2004 Jeep Wrangler Sport 4.0L Poor Idle Quality, Misfire VIN: 1J4FA39SI4 Thanks to all who replied. There was one gentalman who spoke of warranty options, and so it will be. As stated in the original request. This vehicle runs excellent, no noises,and smooth performance sometimes. Then when acting up it would seem just like a coupl...	6
	1991 Lexus LS400 4.0L Hesitation, Surge, Misfire VIN: JT8UF11E3M Well we finially got this one fixed, we recieved 7 replies most suggested egr or vacuum leaks. I had checked all that before begging for help, but Chris [...] hit the nail on the head and suggesteg check cam timing. The exhaust cam on the pass side was retarte...	7
	1995 Mazda B4000 LE 4.0L Surge VIN: 4F4CR16X5S Well folks, I have to close this with the truck not repaired. The owner has decided to disconnect the IAC, raise the idle manually and drive it as is. I received replies that mentioned vacuum leaks and bad pcv valve, but after removing the intake to check for ...	5
	1995 Mercedes-Benz S500 5.0L coding for ME1RE VIN: WDBGA51E5T hello and good morning to everyone,this vehicle was one of those that was only built on this year ,identifing what i was working on was very confusing but we was able to figure it out the production date is 10/1995.for we had to used 1995 and 1996 to complete ...	4
	2000 Mitsubishi Galant ES 2.4L No Start, Cuts out VIN: 4A3AA46G5Y We replaced both ignition coils on vehicle along with the ignition fault sensor. Vehicle is fixed. Our assumption is that a transistor in one of the coils was no good, spiking the primary side of the circuit. Thanks to those who replied.	5
	1988 Oldsmobile Cutlass Calais 2.3L Cuts out VIN: 1G5DGH76J8 i have got this car running better,goin to put in new cpmputer tommorow,but diddent want to leave two open request,thanks everyone who helped. Trouble codes: 23 (air temp sensor open), 26 (qdm error), 43 (est failure), 53 (over voltage).	12
	2001 Oldsmobile Intrigue GL 3.5L MIL Lamp on VIN: 1G3WS52H91 Thanks to Bill from Wisconson in verifying what we thought may have been the cause with trying to confirm the repair had been made. Snap On modis has test to comand the soleniod on and off. This test does not work. We tested once again while cold, air pump r... Trouble codes: P0412.	5
	2003 Oldsmobile Alero GL 2.2L security system VIN: 1G3NL52F03 Thanks guys for your insight. As I isolated each component from the circuit my lights on the dash remained on. I went to the fuse boxs, there are three, and started to pull fuses to see if I could determine where my feed back power was comming from. I found wh...	6
	1996 Plymouth Grand Voyager SE 3.3L probably transm VIN: 2PGP44R3TR Thanks to all that responded to my help request. After cheking all your responses, I dicided to foloow the ease ones first. As my scanner is not able to perform a quik learn I decided to take it to a ammco transmision repair shop (this transmission has only ...	13
	1994 Pontiac Grand Prix SE 3.1L MIL Lamp on the replies i recieved were very helpful i didnot know my year vehicle could not be flashed for codes i thought all obd i vehicles could be jumpered and flash the code so this info was very important. i was able to fix vehicle without a scan tool this is an ex...	8
	1994 Saturn SL 1.9L Excessive Emissions, Poor Idle Quality, Hesitation, Stall VIN: 287766BG38 thank you to all technicians. it is very helpful to receive advice from all of you. i have fixed the problems. i checked the coolant temp sensor, and it cracked. i replaced a new one and everything work good. thank again, all automotive	11
	1994 Suzuki Sidekick JLX 1.6L No Start VIN: JS3TD03V2R Well--as embarrassing as it is--5 of 6 replies were on track!! The @#$%$#@% cam timing, and resultant rotor alignment were off!! As you may remember, I posted this for a co-worker. He assured me the cam timing was ok, so I didn't recheck it. He claims that mit...	6
	2000 Toyota Sienna CE 3.0L Compressor VIN: 4T3ZF19CXY I recieved two replies, one said to check to make sure it was not the alternator making the noise. The other said to check for a blocked orifice. Both were checked and were not the cause of the noise. I'm wondering if the compressore was infact changed by the ...	2
	1991 Volvo 240 2.3L lights VIN: YV1AA8852M hi, and thanks to all who replyed,customer was not interested in paying diagnostic time,really car was not worth it.so its gone withno fix,but of interest to all,relay under hood is NOT the headlight relay,it is the step relay only,used for low/high beam ,it w...	17

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