Automotive Technicians Technical Discussion and Fixes for Mar 20, 2009

Join Now

Prev	Professional Automotive Repair Technical Discussions for March 20, 2009 International Automotive Technicians' Network (iATN) - Members Only	Next
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Open Help Requests for All Makes and Models

	Help Request	Answers
	2004 Acura TSX 2.4L MIL Lamp on VIN: JH4CL96894 Hi group this is a 2nd post same vehicle because we have not completly fixed it but anyhow. this vehicle was towed in and the lower raid hose connection was blown off we reinstalled it and filled it up with coolant we cranked the engine and coolant shot up out... Trouble codes: P0341	View
	1991 Audi 200 2.2L No Start VIN: WAUGD0443M this audi has no spark cranks great now i've replaced the coil assembly with the ignition booster didn't help. have 12v and ground to the ignition assembly or is there any other test to do. is there a way to test the hall effect in the distributor very limited...	View
	2002 Audi A4 1.8L power steering VIN: WAULC68EX2 Thanks for reading and/or replying. The power steering whines when engine rpm's are around 2000 and the steering wheel is turned lft. or right. The screen is intact and snapped into reservoir. The fluid gets lots of very small bubbles. The noise can be felt in...	View
	1992 Chevrolet S10 2.8L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 1GCCS14R1N Hello,I have this truck in for repair that the firing order is not correct.Firing order should be 1-2-3-4-5-6 but the only way this truck will run is on firing order 1-6-5-2-3-4.Customer has replaced spark plugs,spark plug wires,cap and rotor because he says h...	View
	2000 Chevrolet Blazer LS 4.3L No Start VIN: 1GNCT18W9Y i drove vehicle in and removed old engine. now with salvage engine in i cannot get to start, no injector pulse. will start briefly with help of starting fluid. swapped cam sensor from engine that ran.. changed crank sensor... i am wondering if security system ...	View
	2001 Chevrolet Silverado 2500 HD 6.6L Drops to neutral VIN: 1GCHK23181 I have this K-25HD w/Allison that will drop to neutral at stops. All other shifts fine. The shift indicator on dash never drops out or flashes, always reads correct, no trans codes. I replaced the shift position switch on the side of the trans with a factory n...	View
	2004 Chevrolet Express 3500 LS 6.0L front end shake VIN: 1GAHG39UX4 Good morning, I have this van that has a shake in front end above 35 mph when brakes are applied. As I stated earlier I replaced both idler and pittman arms like I done on many of these vans. I put my big pry bar on every point under front end and everything i...	View
	2004 Chevrolet Avalanche 1500 Z66 5.3L transfer case VIN: 3GNEK12T24 Greetings. We have a service 4x4 light that will come on when it feels like it.Sometimes 2-3 times a day then maybe not for for a week or two.No codes and it resets as soon as you shut vehicle off and restart again. Any insight would sure be appreicated.Thanks...	View
	2005 Chevrolet Silverado 1500 4.3L No Start VIN: 1GCEC14X05 hi all tech out there i need help this one car tow in no start check spark ok no fuel pressure replace fuel pump run fine 2 week later tow back went out to check it start up fine recheck fuel pressure it fluctuate at 65 acceleate it smooth out it all data does...	View
	2006 Chevrolet Trailblazer LT 4.2L No Start, Stall, MIL Lamp on, reduced engine power VIN: 1GNDS13S66 We have an 06 trailblazer with complaints of intermittent no crank, intermittent stall( any speeds). We experienced the no crank 1 time, vehicle then started and has not failed to not crank again. After bringing the truck in shop to check no crank, reduced eng... Trouble codes: P1516, P1682, P2610	View
	1999 Dodge Dakota 3.9L Excessive Emissions VIN: IB7GG26XXX this truck has no egr and failed emmissions for nox, we did carbon clean, complete tune, plugs, wires, cap, rotor, oil change, air filter and oxygen sensor, nox went higher, had cat. tested and it failed, it was only two years old, new cat. brought nox to almo...	View
	2000 Dodge Intrepid 2.7L Poor Idle Quality, Hesitation VIN: 2B3HD46R3Y Thanksin advance. Customer complained of idle surge, then idle drop and near stall. she claims it hasnt actually stalled but comes close. this happens at a light prolonged idle, not at the initial stop. Classic dirty throttle body right? It was...but not the c...	View
	2001 Dodge Dakota 2.5L Front brakes VIN: 1B7FL26P91 Customer has had a problem with front brakes (RF the worst)dragging vehicle down to the point it cannot be driven. She would have to pull over and let vehicle sit a few hours before it would release. This only happens once every 8 months to a year!! We explain...	View
	2001 Dodge Grand Caravan Sport 3.3L power steering van came in with no power steering and a noisy pump. Since the pump and rack were leaking we replaced both. started van after bleeding system and it puked the fluid out of the reservoir and the pump started making noise again. we tried to drive it to work air ...	View
	2004 Dodge Neon SXT 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1B3ES56C34 Hello, we have a neon with a misfire that hopefully someone out there has seen before. It came in as a check engine light with codes p0300, and po303. We replaced plugs with champions and customer left. A few days later she was back with the same codes, so we ... Trouble codes: P0300 (multiple misfire), P0303 (cylinder 3 misfire)	View
	1999 Ford Windstar LX 3.8L Poor Idle Quality VIN: 2FMZA514XX Vehicle had a slight miss and would occasionally stall and hickup. Replaced IAC, EGR Solenoid, and DPFE. That helped somewhat, but customer still had issues with ocassional stumbling. Removed intake manifold and thoroughly cleaned out all EGR ports. Replaced ... Trouble codes: 1131 (Lack of HO2S-11 Switch Sensor Indicates Lean), 1137 (Lack of HO2S-21 Switch Sensor Indicates Lean), 1151 (Lack of HO2S-21 Switch Sensor Indicates Lean), 1157 (Lack of HO2S-22 Switch Sensor Indicates Lean)	View
	2001 Ford Windstar LX 3.8L engine VIN: 2FMZA50481 this winstar is wearing us out. all repair mentioned turned out fine. customer brought car back with a knock noise @ front of engine, belt side. we used stethescope and noise sounded like a/c compressor defect. replaced compressor and noise is still there. we ...	View
	2003 Ford Explorer Sport Trac XLS 4.0L brake lamp, turn signal lamp VIN: 1FMZU77E23 O.K. I need the help of all of the BLUE OVAL geniuses out there in IATN land. Alright I this Sportrac that came in with the brake lamps and rear turn signals were inoperative. Found a broken wire at the turn signal switch that fed the right side, repaired the ...	View
	2004 Ford F-350 Super Duty XL 6.0L brakes VIN: 1FTSF31P64 FYI: Truck is used professionally for plowing in winter and towing lawn maintenance trailers in summer. On first test drive found truck pulled hard to the left under moderate to heavy braking. Inspected brakes; found slide pin for right side caliper bracket r...	View
	2004 Ford F-250 Super Duty XL 6.0L No Start VIN: 1F23696948 Ok all you ford techs. I have a tough one here. It came in as a no start. found voltage pid in ficm to only be 35v. we replaced ficm. we had someone come out and program and he said that the pcm might have crashed due to the edge aftermarket piggyback unit tha...	View
	1998 Honda Accord EX 3.0L Poor Idle Quality VIN: 1HGC01652W Customer report during cold operation, vehicle run rough, for the past 2 weeks. Vehicle arrived, running slightly rough at idle, as if there is an ignition misfire. We check the basic spark plug , cap, & rotor seems to be working normally at time of inspection...	View
	2002 Honda Accord Value Package 2.3L Cuts out, Misfire VIN: 1HGCF86652 Honda specialists, please help. This car will level out at about 4500 RPM's under full throttle and will not speed up at all or shift to second gear when it reaches this point unless you start to let off of the gas pedal some and then it will go ahead and shif... Trouble codes: P0300, P0301, P0302, P0303, P0304	View
	2005 Honda Pilot LX 3.5L Noise VIN: 2HKYF18176 Hello when turning the wheel all the way to the right and stepping on the gas there is a grouning noise from the RF not sure what is going on please help	View
	2003 Hyundai Tiburon GT 2.7L int. fast idle VIN: KMHHN65F23 customer complains car will accel on its own while driving around town. I found the p1372 code but don't expect that to be the problem. I have not duplicated the problem after 30 plus miles of driving. If there are any ideas or similar problems experianced ple... Trouble codes: P1372	View
	2005 Infiniti G35 X 3.5L fuel guage VIN: JNKCV51F55 This car is from used car lot customer says fuel guage just stopped working there are no trouble codes the low fuel lite is not on but will come on if secondary fuel sender s unplugged and the key cycled!!! The fuel sender voltage on the scanner reads 1.38 vol...	View
	1999 Jaguar XJ8 4.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, MIL Lamp on VIN: SAJHX104XX Jaguar was towed in crank no start. I replaced fuel fouled spark plugs. Cranked engine until car started. Car has erratic idle and when I put car into gear it dies. I have code P1254, throttle spring failure. This puts car into limp mode. I had this once in th...	View
	2004 Jaguar X-Type 3.0L Charging System VIN: SAJEA51C94 CHARGING SYSTEM LIGHT IS ON BUT CHARGING SYSTEM VOLTAGE IS OK. The vehicle was scanned with Autologic and several charging system DTCs were observed: P1629 (gen field circuit), P1632 (Gen charge system failure) P2503 (Charging system voltage low). After cleari...	View
	2007 Kia Optima LX 2.4L trunk latch VIN: KNAGE12377 Customer has purchased this car new and dealer and KIA has not been helpful to correct the problem – problems occurred about 10K ago They have reported the problem to NHTSA and at this point problem has not been resolved I myself have not seen the problems o...	View
	2000 Land Rover Discovery Series II 4.0L MIL Lamp on VIN: SALTY1247Y Need help with rover secondary air not operating and failed emissions . found ecm not grounding relay on start up . had mil code but lost info after battery disconnect. will update . air valve failed and damaged secondary pump. replaced still inop. Mitchell de...	View
	1999 Lexus RX300 3.0L steering rack, pump VIN: JT6HF10U5X Customer said there is a vibration at highway speeds over 65mph when turning the wheel. Confirmed at highway speeds the steering wheel shakes violently like an out of balance wheel. Vibration fades away when going straight, but a sharp jerk of the wheel makes ...	View
	1980 Mercedes-Benz 450SL 4.5L Poor Idle Quality, Hesitation, Stall, no power VIN: WDB1070441 This vehicle seems to run ok cold, but when it gets two or three miles on it starts to loose power. It feels like its starving for fuel. It wont go over 10 miles per hour I do not have any technical information for vehicles older then 1983. I was wondering if ...	View
	1998 Mercedes-Benz E300 3.0L auto temp control VIN: WBDJF25FXW Good morning, This car came in with a complaint of the temp switching fron hot (70 degree) setting in auto mode to eventually cold A/C air coming out the vents. I have scanned the A/C module and found a B1227 code as noted. The code has been cleared, A/C ser...	View
	2006 Mercedes-Benz C230 Sport 2.5L MIL Lamp on VIN: WDBRF52H56 Vehicle and engine perform well no drivability problems. Code P2069 or P0071 keeps returning. Reading on sensor is 419 degrees, shorted or open. I seem to be unable to locate air temp sensor for testing purposes and need wiring color code. Have looked in front... Trouble codes: P2069 (Ambient temperature sensor open)	View
	2000 Mitsubishi Montero Sport Limited 3.5L MIL Lamp on VIN: LA4MT41R6Y hey mitsubishi techs.i have one night mare here.2000 montero sport 3.5 liter.check engine light is on.po173.checked for vacuum leaks with smoke machine no visible leaks.car is running excellent.fuel pressure is in specs.i replace the maf sensor and put oe part... Trouble codes: P0173	View
	2000 Mitsubishi Mirage DE 1.5L valve lifters VIN: JA3AY11A2Y Engine runs very poorly with random misfires. After a multitude of testing; including a good leak down test, and a good compression test, we tried pulling the lifters out and compressing the oil out of them. Engine runs great, and vacuum is 20 in. and steady @...	View
	2003 Nissan Sentra GXE 1.8L cylinder VIN: 3N1CB51A83 car came in with coolant in number 3 cylinder and spark plug broke off in head.all the threads and ground electrode was stuck in head. you could see the ground electrode thru the hole. and when pressure testing could see coolant dripping off of electrode. we r...	View
	1991 Pontiac Firebird 3.1L Hesitation, Cuts out, Stall VIN: 1G2FS23TXM Code 43 was set due to knock sensor unplugged. Fixed that & now car will idle, no codes, but nearly dies when you press gas. If you feather gas, you can build up speed slowly. I cleaned tbi, egr, iac, and it did nothing. It also backfires through the intake an...	View
	1992 Saab 900 Turbo 2.0L MIL Lamp on VIN: YS3AL76L1N Help SAAB techs. I have this convertible turbo car and the check engine light is coming on. Mitchel and Alldata both say the DLC is in front of the shifter under the console. There is a connector there, but the wire colors don't match as well as an empty cavit...	View
	1998 Saturn SL 1.9L Hesitation VIN: 1G8ZF5282W The customer is complaining of a stumble of hesitation under load at about 2000 rpms in 4th or 5th gear. Test drove and verified concern, power just drops out at 2000 rpm and seems to stumble until the load decreases. Under or over 2000 rpm the vehicle is fine...	View
	2004 Saturn Vue 3.5L trac system VIN: 5GZCG534X4 The trac light comes on when you put it in reverse or low range. There are no codes stored. When we checked alldata they say check it with the trac switch. It doesn't have a trac switch. Has anyone come across this?	View
	1997 Subaru Impreza L 2.2L Misfire, MIL Lamp on VIN: JF1GL4357V Never did feel misfire on road test,only fault noticed is some minor popping out of exhaust on low gear decell,is this normal?did not hear any exhaust leaks on inspection of system. Also on moisture test of coil and wires with spray bottle did misfire one time... Trouble codes: P0304	View
	2002 Subaru Forester S 2.5L MIL Lamp on VIN: JF1SF65622 good afternoon everyone,whats a friday without some car driving you crazy.we have this forester in the shop that the customer had to a local subaru dealer 3 times for this problem.the mil light will come on after about 3 days and stores a misfire code for #4 c... Trouble codes: 304 (misfire in 4 cylinder)	View
	1995 Toyota Pickup DLX 2.4L Hesitation, Cuts out VIN: JT4RN13P5S HI Y'ALL!! This 95 Tacoma 4x4 2.4 5 speed bucks on accel, usually in 2nd or 3rd gear. The truck probably only went 3,000 miles last year. The problem is very intermittent.The fuel filter was dirty, not plugged, added lucas inj cleaner to tank, air fliter was r...	View
	1996 Toyota Tacoma DLX 2.4L No Start VIN: 4TANL42N8T The customer states that after about a 30 mile highway drive, if he stops for gas the vehicle will crank but not start for about 30 mins. no drivability problems after restart. he has had all these parts changed and they are all new o.e. parts. the only time w...	View
	1997 Toyota RAV4 2.0L Accessories VIN: JT3HP10V2V Hey IATN geniuses!!! I am posting this for a fellow tech. His wife lost the keyless entry remote and nothing was available via dealer. He bought an after market and needs to find the ecu to push a rest button to program the new remote. All data says it is unde...	View
	2002 Toyota Camry SE 2.4L Excessive Emissions, Misfire, MIL Lamp on VIN: 1GCCS1442T not to much exp on toyota 1 month ago customer brings in car has po442 decined looking into code,car run ok,now problem with idel and shows slight misfire,lean bk 1,dont know toyota to well,and would like to know what direction to take from you guys,fuel press... Trouble codes: P0442, P0440, P0171, P0300, P0302, P0303	View
	2003 Toyota RAV4 2.0L Poor Idle Quality, Surge VIN: JTEGH20V13 got another rav-4 headache...this is what it does...only cold when you start it idle comes up to about [...] then the computer kicks in and takes the fuel away and it idles back down then at about 700rpm then it revs back up and it continues this till it wa...	View
	2003 Toyota Echo 1.5L MIL Lamp on, O2 readings abnormal VIN: JTDAT12303 This all started with a p0420. Judging by the mileage on the car, I thought it would be cut-and-dry ... cat replacement. When I hooked up the scan tool to check O2 activity, B1S1 O2 sensor was fixed at 1.27v , rear O2 .1v I back probed the upstream O2 and it w... Trouble codes: P0420	View
	2001 Volkswagen Golf GLS 2.0L MIL Lamp on VIN: 9BWGT21J61 thanks for ur time guys... this is a repeat cust. for this concern.mil on p0171 code for bank 1 lean. cannot find vacuum lek. o2 sensors switch properly.light will shut off for few days then returns. inspected secondary air system.seems fine.sometimes will ru... Trouble codes: P0171	View
	2001 Volkswagen Jetta TDI 1.9L MIL Lamp on VIN: 3VWSP69M31 We have got this 2001 Jetta in and were wonderering if anyone can helps us out as to how the EGR system is suppose to operate. We have vacuum at the egr valve at idle and don't believe we should (causing an EGR excessive flow code). The solenoid appears to be ...	View
	2005 Volkswagen Beetle GLS 2.0L air bag VIN: 3VWCK31C15 some of may remember i have seen this car before. replacing the modual got comunication but still have a light. there are 3 codes that alldata doesn't even list that won't clear.the first one is stating it wont accept the coding. the second is passenger occupe...	View
	2001 Volvo S60 2.4L Electronic VIN: D012048765 hello all, i have a 2001 volvo s60.it came in with a transmission code 012b- tcm neutral control, no neutral control intermittent.so i put in a neutral safty switch in the 1st time this occurred, test drove and off it went, no problems.now its been a couple of...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1998 Audi A6 Quattro 2.8L fuel pump,fuel injectors and throttle body VIN: WAUBA34B7W WELL THANKS FOR ALL THE INPUT OUT THERE.THE FIX WAS THERE WAS WATER IN ONE OF THE PCM CONNECTORS.I CLEANED OUT THE ECM AND CONNECTOR. APPLIED DIELECTRIC GREASE TO BOTH CONNECTORS.RECHECKED AND FOUND NO PROBLEMS.I ADVISED THE CUSTOMER THAT IF THE SAME OR ANY OT...	6
	2000 Audi A8 Quattro 4.2L cam alilgnment tool VIN: WAUFL54D1Y THANKS GUYS, the cam tool for the v8 audi is 5mm wider than the v6 cam tool, read the responses there's plenty of good advice from both camps- those who say "buy the right tool" and those who say "modify". i think both are right. we modified the tool but i bou...	10
	2006 BMW 325xi 3.0L MIL Lamp on Sorry guys, my office computer crashed and i'm just closing now. I just took out the VANOS solenoids and blew them out and put them back and the code hasn't come back yet. Seems to be fussy. Thank you for your help. Trouble codes: P0017 (Referance between cam and crank).	6
	1995 Chevrolet C1500 5.0L Hesitation, Surge Thank you for everyone that replied to this problem, what i found was actually 2 separate problems, the first problem was the off idle surge, stumble which was the egr valve had a weak spring. the second problem was a hardstart when hot which was the map senso...	16
	1997 Chevrolet Lumina 3.1L battery VIN: 2G1WL52M9V THANKS TO ALL!! problem turned out to be radio, what did throw us off was modules took 45 min to an hour to go to "sleep mode"	9
	2000 Chevrolet S10 2.2L MIL Lamp on VIN: 1GCCS1456Y thanks for help,, evrybody nailed it blown fuse with water problem,, now i know just a little bit smarter next time I see one of these thanks again bill [...]	3
	2001 Chevrolet Silverado 1500 5.3L headlights & multifunction VIN: 2GCEK19T11 We fixed problem by adding a larger ground wire right at switch and repaired old switch.	4
	2003 Chevrolet Silverado 1500 5.3L steering gearbox Thanks for the help on 2003 Chevy,but the GM dealer was the only place with the 680 gearbox.	3
	2003 Chevrolet Express 2500 6.0L Poor Idle Quality VIN: 1GCGG29U93 We got this one fixed finally, the culprit was a broken wire 1/8" from the connector. The isulation was completely intact, just broken inside and making itermitant contact. Thanks to all who replied, joeseph from NY was bang on the money. Another fix for IA... Trouble codes: P0507.	9
	2004 Chevrolet Silverado 2500 HD 6.6L left inner shaft VIN: 1GCHK29114 morning guys thanks for all the input we had to build a larger slide hammer it finally came out can't beleave we did not damage any thing. runs down the road just fine thanks again IAN	12
	2006 Chevrolet Monte Carlo LT 3.9L traction con VIN: 2G1WK15196 thanks to all those who replied.the fix was a reflash on pcm,it would be nice if gm would tell you all the things the reflash addresses,it did not say anything about traction control problems,lesson learned, always install latest programing,dont even want to c...	3
	2007 Chevrolet Avalanche LTZ 5.3L Low oil level VIN: 3GNFK12397 Thanks for the responces Mike,Alex nailed it grounded signal wire lite went out switch was bad thanks again IAN ROCKS!!!	5
	1996 Chrysler Sebring LX 2.5L No Start, Stall, motor stalls out VIN: 4C3AU42N1T thanks, most everone said check crank sensor. after checking found sensor to look damaged at end from heat.replaced sensor car has not cut off since.again many thanks to all who took time to answer.great bunch of guys out there.have saved the day again. leroy.	10
	2006 Dodge Stratus SXT 2.4L No Start VIN: 1B3EL46XX6 There was no concensus on my problem. I tried leaving the key on for several hours but nothing ever changed. Some said it was necessary to use a DRB 3 but I don't have one. Others said it wasn't doable and that I needed to start from scratch with a new comp...	8
	1997 Ford Ranger Splash 2.3L Excessive Emissions, MIL Lamp on VIN: 1FTCR10A3V All replies were to replace the MAF, but this didn't make sense to us for a few reasons. First is the pulse width was out of proportion to the slightly high MAF readings by voltage or Gm/S. When we should be seeing 1 - 2 ms pulse width we were getting 16 whic... Trouble codes: P1121 (TPS/MAF dont agree), P1132 (front O2 rich), P0138 (Front O2 heater circuit), P0141 (rear O2 heater circuit), P0756 (A.T. sol. B problem), P0761 (A.T. sol. B problem).	5
	1998 Ford Windstar GL 3.8L Hydraulic VIN: 2FMZA5147W Robert suggested the master cylinder switch or a false abs activation @ the tail end of a stop & stated how these are hard to see on a scan tool; however they are easy to pick out if you watch the dump valves instead of the wheel speed sensors. Duane says to '...	7
	2001 Ford Windstar LX 3.8L Hesitation VIN: 2FMZA55431 Thanks to every one who took the time to help me,Specail Thanks to Tim from Ontario & George from Georgia the problem was a bad Ignition Coil Pack Causing misfire on part throttle. We all learn as we go...Thank You Guys	13
	2003 Ford Ranger Edge 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTYR10U53 Although the engine had even compression a valve job was required to fix this vehicle. Found sunk exhaust valve seats in all cylinders. New exhaust seats and valves. Vehicle has been repaired and release to owner. Trouble codes: P0301, P0316, P0306.	5
	1998 GMC K1500 Sierra SL 5.0L Excessive Emissions, Poor Idle Quality VIN: 2GTEK19M0W Ihave to thank all the tech,s. who helped me .first I replaced the fuel reg. while taking upper intake off ,I tried blowing back in the return line with comp. air . The line was blocked ,so on further inspection with a bore scope I saw that some one previously...	6
	1999 GMC Sonoma SL 4.3L No Start VIN: 1GTCS14X8X 13 of you were right on!!! replaced electrical portion of ignition switch and all is fine.thanks so much to all that responded.	18
	1999 GMC Sierra 1500 SLT 5.3L Misfire VIN: 2GTEC19T7X thanks to all and sorry for the delay of posting the fix.as many of you said smoke the intake.when i did smoke can out of the 2-4-6-8 side.replaced the gaskets and drove it around for a day all is fine.what would have lead me to the intakes first if i would ha... Trouble codes: P0300 (random misfire), P0463 (fuel level sencor high or open).	12
	2005 Honda CR-V SE 2.4L warning chime VIN: JHLRD78955 iatn is like a cold drink of water on a hot summers day!!! thanks to all of you who replied, Michael from Ca. was first and hit the nail on the head , THE DRIVERS DOOR SWITCH was the culprit. I removed it and sure enough it was unsnapped on one side. i snapped...	13
	2002 Infiniti I35 3.5L High Idle Speed VIN: JNKDA31A22 Thanks to everyone that replied. Most of the replies indicated that throttle body servicing shouldn't be done on electronic throttle bodies. If you want to clean the throttle body on them the best method is to use a rag soaked in cleaner or a toothbrush and cl... Trouble codes: P0340 (Cam Sensor Fault Bank 1).	10
	2003 Jeep Wrangler SE 2.4L Misfire VIN: 1J4FA29143 Hello, We had A bad coil for sure but the fix was A bad pcm. Installed A new Pcm And coil, plugs,wires and it ran like a champ. The most common response was bad coil.Make sure I didnt have A bad wire from pcm To coil.We Tested The old pcm by disconnecting t... Trouble codes: P0352.	9
	2004 Jeep Grand Cherokee Overland 4.7L No Start, Cuts out, MIL Lamp on VIN: 1J8GW68J64 Fellow member Gary [...] wrote me saying he’s seen this similar anomaly (something that deviates in excess of normal variation) twice, and the CMP sensor was the culprit – as was with this Jeep. Local Jeep dealer have never seen nor heard of this - they had... Trouble codes: P0320 (no crank reference signal at pcm), P1299 (large vacuum leak).	17
	1990 Lexus LS400 4.0L center support planetary and one way clutch VIN: JT8UF11ENL So far I have completed the rebuild, someone else will install the transmission. What I found out about the hold and freewheel directions of the one way clutches is that Overdrive one-way clutch direction: Hold the OD direct clutch drum and turn the input shah...	2
	1998 Lexus ES300 3.0L Need a CAT assembly VIN: JT8BF28G2W Gentleman - I really hate to admit this, but part #2101-22009 from AutoPart International, fit like a glove. I understand that performance may not be up to oe, but the CAT montior did successfully run, so customer got what they wanted and has signed off that t...	11
	2005 Lincoln Town Car Signature 4.6L no start VIN: 1LNHM81W55 GUYS I WENT TO SHOP THIS MORNING AND SPENT 1 HOUR.I FOUND THE PROBLEM.TPS WAS THE PROBLEM AND FEEDING BACK TO ECM AND SHUTTING EVERYTHING DOWN.I NEVER SEEN ANYTHING LIKE THIS BEFORE.THANKS FOR ALL THE REPLIES.	17
	1985 Mazda RX-7 GSL-SE 1.3L No Start, Wet Plugs VIN: JM1FB3329F Fourteen great responses that were all very similar. Disable fuel pump(lose tach signal) and crank engine until dry (multiple times). Add a little ATF and crank. Dry again (multiple times). Enable fuel pump/ignition and tow it at 30 MPH and engage clutch in 2n...	14
	1997 Mercedes-Benz C280 2.8L Cooling fans VIN: WDBHA28E1V This vehicle is fixed. It tuned out to be the climate control module had to be 'CODED'. I want to give a special thanks to Patrick from georgia for your prompt e-mails and reply,you nailed this diagnosis on the head. Thank you all for your replies.	7
	2003 Mercedes-Benz CLK500 5.0L Vent and Temp VIN: WDBTJ75JX3 Well, i again scanned the HVAC system, alas, still no codes. Shop key leaves a bit to be desired on Mercedes, but with your assistance, i dove in and started testing sensors. what I ultimately found was a disconnected ambient temp sensor. oddest thing is its b...	5
	2004 Mercedes-Benz E320 3.2L Surge VIN: WDBUH65J04 Thank you to everyone who responded. I had the majority of you point out the possibility of trans fluid cross contamination with coolant via the radiator. RIGHT ON!!! After checking it out again it was noticeable. We replaced the radiator along with the recomm...	12
	1995 Mercury Sable GS 3.0L No Start VIN: 1MELM50U3S Well, after I posted this I had a bit of a brainwave. I performed a voltage drop test on the main power wire to the PCM and found 0.5V being lost along that wire which was causing the low voltage at the PCM. After tracing the wire we found it was badly corrode...	7
	2000 Mercury Villager Sport 3.3L Poor Idle Quality, Hesitation, Cuts out VIN: 4M2XV12T3Y well, the injectors were within spec on resistance, but when i scoped them, BAM!!, number 1 has mechanically failed, voltage spike went about half as high as the rest. almost positive this will fix it, unfortunately, mr. customer does not think he should pay f... Trouble codes: P0325 (knock sensor).	3
	2000 Nissan Frontier SE 3.3L Interior VIN: 1N6ED27T5Y Thanks for all who replied. We sent the customer to a Nissan dealer to replace cluster & program. There was no way for us to convert it ourselves. Steve [...]'s Car Care	3
	2003 Nissan Altima SE 3.5L Hesitation, MIL Lamp on VIN: 1N4BL11D63 NOT VERY COMMON PROBLEM IT SEEMS BUT THANK YOU RAY WHO HAD BEEN THERE BEFORE AND SAID ECM, THE FLOW CHART DID WORK AND CAME UP WITH BAD ECM, BUT I FEEL IT ALWAYS SAYS THAT AT THE END, OPENING UP THE CASE OF THE ECM CONFIRMED IT--BIG BLACK BURNT SPOT--NEW ECM O... Trouble codes: P0650 (mil control circuit malfunction), P0507 (idle air control sys rpm higher than expexted).	4
	2008 Nissan Titan PRO-4X 5.6L Cooling Systems VIN: 1N6BA07C98 I did not find the leak on this one yet. Some suggestions were to add tracer dye to the coolant, pressure test overnight (I did this and pressure did drop, but no leak was evident. It could have been the tester leaking). I was also told of a radiator leaking a...	6
	1995 Oldsmobile Cutlass Ciera 3.1L Poor Idle Quality, Misfire, Idles hi VIN: 1G3AJ55M4S HI Y'ALL! I sent this back to shop who put heads on . THey found used ecm (I didnt want no part of that). He must have found a good one. He told me that took care of problem. I had pulled tb and it was full of oil from pcv? And carboned up on the side where ... Trouble codes: 122 (tps low), 123 (tps hi), 112 (air temp low), 101 (mass air fault), 131 (o2 low).	8
	1990 Pontiac Grand Am LE 2.5L Misfire, Back fire VIN: 1G2NE14U5L Thanks everyone, 8 of the reply's were right on the money, I replaced the spark plugs with AC Delco and wires and could not get the car to act up again. I found the wires not routed properly and found what appeared to be a crack in one of the spark plugs. Oth...	12
	2005 Pontiac Grand Prix GT 3.8L Pan Gasket VIN: 2G2WS52225 Well you all were mostly right.We missed the oil seal holder gasket($7.00 part)Out came the tranny again,installed gasket & all is well!Another lesson learned! Thank you all for you input! Darren D&J Automotive	12

(Also Available: All, Asian, Chrysler, European, Ford, GM.)