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Prev Professional Automotive Repair Technical Discussions for January 14, 2009
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1999 Audi A4 1.8L Bearing VIN: D45HS782Z4
Hey All, I have this Audi here today and a bearing is on its way for the fan clutch. This bearing is pressed into the front bracket secured with a large C clip. As you can clearly see there is very little room to service this component and I was wondering if... 		View
1999 Audi A4 2.8L rack VIN: WAUED28D3X
Hello everyone, I have bad rack and pinion i think. The steering locks up at times and then it will break loose and steer again, everything looks good, on suspention parts. I dont have info on this rack escept my time book says about 5 hrs labor, also would li... 		View
2004 Audi A8 Quattro L 4.2L No Start, MIL Lamp on VIN: WAUML44E84
Customer came in and said car is randomly not starting and getting worse. I found P3054 (19510 Audi code #) in the ECU Fault Codes. I tested the battery, it checks good, I replace the 2 starter relays, problem still present. Not sure if it is the starter itsel... Trouble codes: P3054 (Starter Mechanical or Electrical Malfunction), 19510 (Starter Mechanical or Electrical Malfunction Audi)		 View
2004 Buick Regal LS 3.8L no crank VIN: 2G4WB52K94
customer stated car would not crank intermittantly, battery, alt and starter all ok. when car wont start, all dash lites will blink together along with relays in unisom. power is being pulsed to instrument cluster when key is in on position,powerwindows power ... 		View
1994 Chevrolet S10 4.3L transmission VIN: 8945670872
Still woring on getting this s-10 trans right. Still grinds going into 4th, and a bit in to reverse when hot. question is, i hear this can be caused by using the wrong fluid. Based on reading I put mobil 1 5w30 15000 mile oil in the trans. I am wondering if p... 		View
1998 Chevrolet p30 4.3L No Start VIN: 1G8HP32W7W
hello have a high mileage p30 with a switchable natural gas system. With the cold weather it will not start. the ehgine will pop then will flood.if we pull plugs dry them then it will start if i hold clear flood then runs fine. if i shut it off right away, wil... 		View
1999 Chevrolet Tahoe 5.7L transfer case VIN: 3GNEK18R5X
Loud popping noise from transfer case under load. Noise occurs in 4x4 high and low range and in auto 4x4 mode. Four wheel drive does work despite this loud popping noise. Noise does not occur in 2wd. Clutch plates in transfer case look OK and actuator motor ap... 		View
2003 Chevrolet Venture LS 3.4L awd VIN: 1GNDVO3E23
The van was flat towed by a repo company. It sheared the splines off the rear axle and destroyed the rear differential. The rear diff has been replaced along with the axles. The problem is when you go to move with the front in some snow the driver information... 		View
2005 Chevrolet Silverado 1500 5.3L starter/ generator VIN: 1GCEK19T25
This truck came to a stop light and would not restart. There was a message on instrument cluster, that said 42v system disconnect or off .The customer was not sure. They went to parts house and installed new battery and tried to jump start. Would not start. To... 		View
1996 Chrysler Sebring JX 2.4L Poor Idle Quality, Misfire, Poor Fuel Economy VIN: 3C3EL45X6T
First Happy New Year to everyone, second I've got a problem I could use some serious help on please. This Sebring came in from the shop down the street. It came in with a starting/idling problem then once you got it started it would idle rough. We got the st... 		View
1997 Dodge B2500 5.2L heat VIN: 2B4HB25Y5V
this vehicle came in with no heat & multipul coolant leaks . we replaced the thermostat,water pump,heater core & three frost plugs. when we run the vehicle in the shop we get perfect heat . when we run the vehicle outside [ it is 40 degrees below ] we get no h... 		View
1998 Dodge Ram 3500 5.9L No Start, Poor Idle Quality, Misfire, INTERMITTENT VIN: 1B7MF3367W
Vehicle came in with driver complaint of hard restart after hot soak, erratic high idle after start, wait to start lamp flashing (not on and off but brigher and dimmer) also if the truck set for a few days the batteries would be discharged. Alternator was char... 		View
2000 Dodge Ram 1500 Laramie 5.2L differnetial VIN: 1B7HF16Z21
Customer had a humming noise from the rear end. After church on sunday he noticed that there was fluid under the rear differential. The front pinion seal was torn and leaking.We have replaced all of the bearings and seal for the pinion and there still is a hum... 		View
2000 Dodge Ram 1500 Van 5.9L front axle VIN: 3B7HF12Z1Y
loud banging noise coming from front differential when put in 4wd like the front actuator motor was coming in and out of position- replaced front actuator motor and still bangs away in front end during 4wd- checked vacuum source- all os okay even went as far a... 		View
2001 Dodge Ram 1500 Laramie 5.9L p1740 VIN: 1B7HF13241
thanks in advance for your replies. just a code p1740,trans works fine even for me but the code only comes on one time in two weeks.i have cleared the code 2 times in the last month.the last time i turned off the o.d..has not come back on. customer wants thi... 		View
2001 Dodge Durango SLT 4.7L MIL Lamp on VIN: 1B4HS28N61
This one is cause me a headache. It keeps poping the P0171 code with out me being able to find the cause. I have found that the power steering pressure switch was pumping fliud into the wireing harness ( apparently this is quite common). So I fixed that ran tw... Trouble codes: P0171		 View
2002 Dodge Durango Sport 4.7L headlights VIN: 1B4HS38N72
Hi all. Ive got this Durango that has one headlite that will come on by itself during the night or evening for no apparent reason. Ive checked for BCM codes, none stored, operation has been fine for me however I have the truck inside and not in the cold weathe... 		View
1997 Ford F-250 7.5L transmission VIN: 3FTHF25G7V
truck came in with od light flashing. scanner says 4.00 volts. trans temp sensor said 8,000 degrees. traced it down to a bad computer and replaced the computer and vapor management valve (purge valve) this is obd ii truck. here are codes: p0121 tp sensor circu... Trouble codes: P0713 (trans temp sensor), P0707 (trans range sensor), P0443 (vapor valve), P0121 (tp sensor range performance)		 View
1998 Ford Expedition Eddie Bauer 5.4L Airsprings VIN: 1FMPU18L2W
Hi folks-I have this 98 Expedition with air suspension that sits low on the right side both front and rear. RR is the worse offender. No codes and the lite is not on. Is it possible that it could be anything other then the airbag{RR]. It looks to me that the l... 		View
1998 Ford Contour 2.0L timing belt VIN: 1FAFP233XV
thanks in advance for feedback. car came in with a broken timing belt. purchase tool to lock camshaft but when doing the belt no marks on crankshaft or harmonic balancer. set it by bringing #1 cylinder to top dead center. car running like the timing is not rig... 		View
1999 Ford Ranger XL 3.0L L / Hub VIN: 1FT2R15X9X
Hello, Thanks for taking a look at this post. I have a Ranger that will shift into 4-hi, go about 100 feet and then the left hub disengages. I put on a used hub I had lying around and the same thing happened, then I tried a third hub, no change (when I jack th... 		View
1999 Ford F-150 Lariat 5.4L No Start VIN: 1FTRX18L6X
we have towed this one in 3 times, for flooding and a few times for starters. tow in no start, cranks good. got it to the shop and it started perfect the 1st time. 2nd time tow in, with gas held to the floor started great. changed oil and sent truck on its way... 		View
2000 Ford Ranger XL 4.0L bucking VIN: 1FTZR15X4Y
At highway speeds the truck will start to buck on very light acceleration. Not just like a misfire but like it's firing the wrong cylinder. Smoothes out if you back out or accelerate harder. Fuel pressure is steady the whole time. Made no difference driving wi... 		View
2000 Ford F-150 5.4L No Start VIN: 213456789Y
VIN is wrong. Working on Truck for another shop. Originally truck came in with a 171 lean code, after their "diagnosis" they determined ECM was bad. They got an A1 cardone reman ECM, had it programmed through Oreilly. They put it in, now wont start with theft ... Trouble codes: P1260		 View
2000 Ford F-350 Super Duty Lariat 7.3L idle up\exh.noise VIN: 1FTSW31F2Y
cold start it sounds normal for a minute or so, then the idle will increase and the whole truck sounds like the epr(exhaust back pressure regulator)has the pipe closed, if i touch the brake it stops for a minute or so(like a jake is on, this is a bone stock sy... 		View
2001 Ford Windstar LX 3.8L Starting VIN: 2FMZA51421
this car was towed in no start, customer states that while driving car shuts off coasts to side of road cranks but no start. Customer installs starter and battery still no start. I get the car now no crank, jump the starter and engine turns over no start no sp... 		View
2003 Ford Focus LX 2.3L Monitors Not Ready VIN: 1FAFP33Z03
Hello techs/shop owners. This vehicle only seems to set the EGR monitor. Cat, Evap, Sec. Air, O2 & O2 Htr. will not set after hundreds of miles of easy driving. ECT reads 190 to 203 degrees at idle, no pending codes, full tank of gas. I don't expect the evap t... Trouble codes: P0457 (Evap System)		 View
2005 Ford E-350 Super Duty 5.4L No Start VIN: 1FMNE31L76
Hello members of IATN... Have a good one here. This van will intermittently not start. Always cranks fine. When it does start it runs great with no issues. When the van does not start I loose communication with the scanner and the dash display reads "check gua... 		View
2004 GMC C6500 7.2L forward gears VIN: 1JD56C1C64
hi everyone, this is from a fellow mechanic, he has a 2004 GMC C6500, with a C7 Catapillar Motor, and an Alison Transmission, all we know is that when the vehicle gets hot, there is no forward gears. sorry for the limited info, any advice would be awsome! 		View
2006 GMC Sierra 1500 WT 4.8L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on, sluggish VIN: 3GTEC14V76
Customer complains of rough idle, sluggish, cel on. Above listed codes are confirmed. Misfire counters are very high on cyls. # 1,3,5,7, very low on #2,4,6,8.. HC slightly high O2 high at tailpipe, C0 low. Can enrich to get O2 to go high but at idle, O2 at .03... Trouble codes: P0131 (o2 sensor low B1S1), P0171 (System too lean B1S1), P0300 (Engine misfire detected)		 View
2003 Honda Pilot EX 3.5L Surge, Misfire, MIL Lamp on VIN: 2HKYF185X3
Car came to the shop with all those codes mentioned including P0305 and P0306 and with the VTM ligth On , I went to test drive it and there was no misfire felt , only a shudder and jerking exactly around 50 miles per hour , if I kept going faster , shuddering ... Trouble codes: P1399 (Ramdom Misfire), P0300 (p0301-), P0301 (p0302-), P0302 (p0303-), P0303 (p0304-), P0304		 View
2003 Hyundai Elantra GLS 2.0L No Start VIN: KMHDN45D23
Hello all you Hyundai techs. I have a wierd one. I am a technician at a in-house finance used car dealership. This elantra was purchased at an auto auction and during reconditioning another technician found burnt wiring behind the radio. So he replaced the ent... 		View
1996 Jaguar XJ6 4.0L keeps running VIN: SAJHX1249T
replaced alternator and then the car was moved, restarted engine and moved vehicle and when igntion turned off key removed and engine stayed started,not run on but literally going... checked connections and all are ok.. checked our work and denso altenator, ch... 		View
2004 Jaguar Vanden Plas 4.2L No accel VIN: SAJWA74C44
Customer brought in complaining that at times car acts like the throttle is disconnected. Had code P0121 Check Voltage at sensors. Checked good. Replaced Throttle Body with New OEM unit. Now after the fact we are being told that the new unit has to be reprogra... Trouble codes: P0121 (TPSPedal position sensor A CKT range)		 View
1994 Jeep Grand Cherokee Laredo 5.2L Poor Idle Quality, Stall VIN: 1J4GZ58Y2R
This jeep will start up Cold and run OK. Now if you were to take off right away it will be fine until the first stop or idle time. This thing then will stall and will restart only if you hold the gas to the floor. It runs like it's flooding badly. You must... 		View
1999 Jeep Cherokee Sport 4.0L Poor Idle Quality, Cuts out, Stall VIN: 1J4FT68SXX
Guys, just some other input from some fellow mates. Got this one in the shop and diagnosed the computer for the high voltage on the tps return circuit. The same condition is present with the new computer. I can see the voltage coming into the computer on the s... Trouble codes: P0123		 View
2003 Jeep Wrangler Sahara 4.0L MIL Lamp on VIN: 1J4FA59S33
jeep has a p0171 lean code I have found no vacuum leaks replaced intake and exhaust gaskets and check manifold for cracks , also have flushed injectors . Code keeps returning any help appreciated Trouble codes: P0171		 View
1999 Lexus GS300 3.0L Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: JT8BD6853X
Hi Guys and Girls. Thanks in advance for any help with this. I never had the pain of dealing with this VVT system so sorry for the ignorance. I have ohm tested and it Ohms out within specs. But when I do direct current test it barley moves. Has anyone Knowledg... Trouble codes: P0155, P1349		 View
1999 Lincoln Town Car Signature 4.6L build vacuum in tank VIN: 1LNHM82W0X
Veh makes deep swushing noise every 15sec out of gas cap when idling in park or nuetral. Test the purge valve and vent valve...ok...bench tested the valves again and ok...checked the new gas cap and ok...smoked and pressure tested entire evap system for blocka... 		View
1999 Mazda Millenia 2.5L Misfire, MIL Lamp on VIN: JM1TA2212X
The car came in with no power and hardly running, plugs were fouled, spark was very weak on back bank. I replaced plugs, wires, cap, rotor, and distributor. The car now has lots of power and good spark on all cylinders. I pulled the timing covers and verified ... Trouble codes: P0300 (multiple misfire)		 View
2001 Mazda MPV DX 2.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: JM3LW28Y01
this came in running bad - had 6 codes - most due to bad vac. leak and intake valve controller bad. repaired vac. leaks and replaced controller for intake valves -well i was at it i replaced intake gaskets(common prob) and plugs and wires. here is the problem ... Trouble codes: P0300		 View
1987 Mercedes-Benz 560SEL 5.6L ABS light on VIN: WDBCA39D7H
Hi everyone, I did some reading of older posts relating to this which helped a little, but... The antilock light comes on after driving a few miles, not at initial startup. I checked the resistance of the front speed sensors and got 1.290 k ohms for the right ... 		View
1997 Mercedes-Benz S320 LWB 3.2L No Start VIN: WDBGA33G6V
car is at friend's shop has no start condition, has injector pulse & no spark tried new crank sensor has 3.5v signal, tried new cam sensor, sliced open engine harness & checked for brittle wires, compression good, transmission control unit was replaced ( had t... 		View
1997 Mercedes-Benz S500 5.0L MIL Lamp on VIN: WDBGA51G6V
Sensor adatations for the left downstream O2 was 1250ms and the CEL was on, readings for the left downstream was 70mV hot (at idle) and the right (300ms) was 750mV (~750mV is normal). This indicated that the left downstream was lazy or the left bank was very l... Trouble codes: P0153 (Left O2 upstream correction parameter exceeded), P0160 (Left O2 downstream ageing)		 View
1999 Mercury Cougar 2.5L n0 shift VIN: 1ZWFTG1LXX
this car was towed in with no start condition,found jumper cables must have been hooked up backwards destroying alternator,output 175 amp fuse in charging system and pcm. replaced alternator and fuse and purchased used pcm.towed to dealer and had them reprogra... 		View
1995 Nissan Maxima GLE 3.0L No Start, Poor Idle Quality, Misfire, MIL Lamp on VIN: JN1CA21D8S
PROBLEM DESCRIPTION Well Im working on a 1995 Nissan Maxima, It has an intermittent crank/ no start condition and heavy misfire problem. Maybe 1 out of 10 times it will start up after about 2-3 rotations, other than that its more like 15-20. Gas pedal movemen... 		View
1999 Nissan Pathfinder LE 3.3L Stall VIN: JN8AR05YXX
Thanks in advance, This Truck was brought in by another shop to me. Its Symptoms are after 5 min of operation from cold it has a hard start, I have tested several sensors to include the TPS, MAF, CKP, Dist CKP/CMP, Vacuum Pressure transducer, according to what... 		View
2004 Nissan Murano SE 3.5L Poor Idle Quality VIN: JN8AZ08W74
have replaced the throttle body and cannot get the relearn to stick. have tryed 20 times or so. am i missing something? 		View
1987 Oldsmobile Cutlass Ciera S 2.5L Cuts out, Stall VIN: 1G78MN3FRT
hello fellow techs... thank you all in advance...heres the deal this p.o.s starts right up and suddenly dies spark is good fuel is good and noid appears to be good...no codes present...possible timing chain jumped teeth??? when it runs seems to be fine... thx ... 		View
1998 Oldsmobile Aurora 4.0L Cuts out, Misfire VIN: 1G3GR62C2W
I'm having to work on this problem in between their usage of the vehicle. Last week I scoped the ignition system and nothing seem to jump out at me. I also cleared the misfire data to see what would come back and they are all reading 0. Last week I had some co... 		View
1996 Plymouth Neon 2.0L oil leak @ cam sens VIN: 1P3ES27C7T
found crack in cam sensor housing. (the sensor itself.) cant get the correct one anywhere. the one we need is recessed for the cam to fit into. all of the sensors we are getting are flat. have tried local dealer, napa, wpd, etc... no one knows. please help!!! ... 		View
1995 Pontiac Firebird Formula 5.7L low level coolant light VIN: 2G2FV32P8S
low level coolant light stays on after repsir bleed system and no air in system light came on and will not go off. followed all procuders. coolant level senso has been replaced? 		View
2002 Pontiac Aztek 3.4L service veh soon VIN: 3G7DAO3E62
Morning techs, This Aztek went to dealer for chime, and SVS lamp on. Had code for low oil pressure. Customer has us do the work, and all seemed fine, but customer came back with Service Vehicle Soon lamp intermittantly, and chime with no codes. I did notice th... 		View
2002 Pontiac Bonneville SE 3.8L Lighting VIN: 9045678908
The left turn signal front and rear stays on for about 15 minutes after the turn signal has been used. IT DOES NOT FLASH, but stays in the on position along with the arrow on the dash. Switch? hazzard switch? Has anybody had this problem. Thakyou all so much. 		View
2004 Porsche 911 Turbo 3.6L eng/trans VIN: WP0CB29934
Good Day Folks, I have this 04 996t.(prd.date=2/04) We need to do a clutch/flywheel job. I know we can do this with the engine in place. Could I trouble you experienced Porsche techs with a procedure on this job. I know the engine must come down a few inches ... 		View
2004 Saab 9-3 Aero 2.0L coolant leak? VIN: YS3FH79Y64
thanks in advance for lookin i have this saab 9-3 that has an elusive coolant leak.it comes in every two weeks with coolant light on.no indications of any leaks,ckecked oil,trans fluid fine.pressure test every time and still cannot find any leaks,pulled plugs ... 		View
1998 Saturn SL1 1.9L Starting VIN: 1G8ZH5284W
owner removed old crank sensor and dinged crank shaft i notice small mark and looks deep enough to mess signal i have never seen this before so hopeing you guys can help heard storys of shimming sensor but never tried this,could someone whos repaired and had g... 		View
1999 Toyota Solara SE 3.0L Misfire, MIL Lamp on VIN: 2TICF28P7X
This beast is very intermintant. When it the problem occurs it's like a switch. It will occur at start up or while driving down the road. The fuel trim #s are high only on one bank. Short FT #1 19.4 Short FT 52.2. the other bank SFT -7.9 lft -0.1. When there i... Trouble codes: P0171, P0300, P0301, P0303, P0305		 View
2000 Volkswagen Beetle GLS 2.0L No Start VIN: 3VWCC21C6Y
This beetle has an intermittant long crank no start condition. I replaced battery because of slow crank and it testing bad. Even with the slow crank it has always started in three revolutions for me ,but monday after sitting inside all weekend annother tech we... 		View
2002 Volkswagen Passat GLX 4 Motion 2.8L battery VIN: WVWYH63B42
vw techs help please! after pulling all fuses, disconnected alternator, fan module, comfort module, drain still pulls .800ma -also comes & goes at will, any help greatly appreciated 		View

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2008 Acura TL 3.2L abs / vsa VIN: 19UUA66248
Thanks to Manit, John and Jacob for the wheel bearing clue -- They were spot on --(A special "Thank You" to Manit for some email help also) Also next in line for valid areas to look was wheel speed sensor and Steering angle sensors -- I do not possess a scan...		 6
2000 Audi A4 Quattro 1.8L Oil Temp Sending unit VIN: WAUDC28D9Y
Thanks for the replys. The customer has decided to wait untill the next oil change to replace the oil level sensor in hopes this will correct the problem. 		10
2000 BMW 740iL 4.4L radio VIN: WBAGH8347Y
Thanks to all who replies , you're all right with the ignition switch.We did immediately voltage drop test from pin 2 (violett wire) at ignition switch and found exactly 5.4 volt. Replace ign. switch and have right away 12.5v from there to all the way back to ...		 9
1996 Chevrolet Tahoe 5.7L ignition system VIN: 3GNEK18ROT
Thanks for all the good tips on this vehicle. Several of you said it was most likely to be the dist cap well you were correct. I thought it had been replaced by another shop but I had recieved some incorrect info from the customer. I replaced cap and rotor ...		 16
1997 Chevrolet S10 2.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCCS1449V
first i want to thank everyone for your replies. Turns out the inj. that was replaced at the other shop was not a DELCO and it was slightly different, I don't know why but it was the root of the problem again thx to all. replaced #3 inj. with a DELCO. with a ... Trouble codes: P0300 (ramdom misfire).		 14
1997 Chevrolet Express 3500 5.7L No Start VIN: 1GCHG35R3V
Well it's fixed! First off I originally posted that it had fuel pressure but I'm not sure I actually did when it wasn't firing. So once I found that I started looking more towards the computer (which quite a few of u said to look at). I ordered a A1 ECM and ha...		 10
1999 Chevrolet Monte Carlo LS 3.1L security light VIN: 2G1WW12M4X
Thanks everyone that replied. Arthur, Mickey, Curtis, and Mike all had the right info I was lacking from Alldata. Mike's info on the system and harness I.D. was very helpfull and lead me down the right track. Altimatly I found a broken wire at the ignition loc...		 11
2000 Chevrolet Blazer LS 4.3L engine VIN: 1GNCT18W9Y
Most of the replies received were to replace the distributor cap and rotor. Removed distributor cap, found contacts wet and heavily corroded, cleaned contacts, vehicle started. Also found that one of the screw tabs on the distibutor body was cracked when remov...		 27
2002 Chevrolet Venture LS 3.4L Alternator VIN: 1GNDX03E42
Sorry about the slow fix response. With the cold weather the shop has resembled a zoo. We sniped the wire at the alternator and the fuse panel and installed a new wire from the fuse panel to the alternator. We did open the wiring harness, but did not find a ...		 8
2004 Chevrolet Optra 2.0L CD Player VIN: KL1JK52Z04
Many thanks to Jonathon from Nova Scotia! He gave us a master list of codes to try, hit the right one within 10 tries. Did some searching on a Suzuki forum and found a similar list of codes. Here's the list for anyone else who runs into this situation: 225...		 3
2004 Chrysler Pacifica 3.5L power steering pump VIN: 2C8GF68474
Thanks to all that replied. I found that most of you reccomended replacing the resivoir but before doing such I wanted to pull it off and check the screen in side that may have been clogged. In this particular resivoir I found that I could see the screen at th...		 6
1995 Dodge Ram 1500 5.9L Poor Idle Quality VIN: 1B7HC16Z7S
thanks to the ones said to check valve springs had one exhust valve engine had no noise in valve traine toll tues all comp was good till test drive i done every thing eles first my mistake. its easy to miss we had the front 4 cyl not working to after valve tra...		 19
2001 Dodge Grand Caravan ES 3.3L Poor Idle Quality VIN: 1B8GP45R11
hi guys didnt want to leave you guys hanging any longer.customer decided not further diagnose vehicle he is trading it in!!!so sorry that i dont have a fix for this one but thanks for all the helpfull responses		 4
2002 Dodge Intrepid SE 2.7L MIL Lamp on VIN: 2C3HHY6R72
Hey All, Thanks for the replies. I found that if I rotated the cam sensor a bit the vehicle would run perfect. There is a slot in the sensor but not the way you need it for adjustment. The customer did not have the funds to remove the valve cover and in... Trouble codes: P0340.		 9
1986 Ford LTD Crown Victoria LX 5.0L Poor Idle Quality, Surge, Poor Fuel Economy VIN: 2FABP43F1G
This car had several issues. Really worn out timing chain, six weak injectors, and low compression in two cylinders. After all that the customer opted not to repair. I appreciate all the responses. Trouble codes: 12 (low idle speed), 41 (system lean), 91 (02 lean).		 17
1991 Ford F-150 Custom 5.0L Excessive Emissions, No Start, Poor Idle Quality, Surge, Stall VIN: 1FTF14N5MP
Turns out it was the coil I checked with scoop while cranking and it turns out the KV volts where real low.I replaced the coil and it run great thanks for the help.		 6
1996 Ford Explorer Eddie Bauer 4.0L MIL Lamp on VIN: 1FMDU34X7T
cleaned maf and replaced upper plentum gasket cleared codes runs better than ever Trouble codes: P0171 (system too lean bank 1), P0174 (system too lean bank 2).		 39
1997 Ford F Super Duty 7.3L No Start VIN: 1FDLF47F0V
well took it to dealer as cold temps here made working with door half open unbearable. they found the ipr also was not working like supposed to even though scan data said was working, pcm must have been subbing for faulty reading. starts and runs great as usua... Trouble codes: P0344 (Cam Sensor), P1212 (Icp out of range).		 28
1999 Ford Ranger XL 2.5L Hesitation, Surge, Cuts out, Stall VIN: 1FTYR10C3X
after testing every thing i could think of checking. called a local shop known for great repair, talked about what has been checked, he recomended swaping the coils. on the 2.3l and he thinks on the 2.5l it shuts off one coil at higher rpms. i thought we had i...		 10
2002 Ford Focus SE 2.0L filling up VIN: 1FAFP34P52
thanks to everyone for the help i checked for nests all lines clear so i dropped the gas tank no problem in the lines on top of the tank there is a black valve on top of tank by the fuel pressure sensor tested the valve it was blocked so i got a used tank all ...		 11
2003 Ford E-450 Super Duty Custom 7.3L extended crank VIN: 1FDXE45F23
After replacing the high pressure pump we didnt run and drive the truck long enough to get all the air out of the system. we had to drive truck for a few hours to get the all the air out. truck now starts up after 2-3 seconds now. thanks to all whoo replied		 22
2004 Ford F-250 Super Duty Harley-Davidson Edition 6.0L No Start VIN: 1FTNW21P04
Hello again, I took advice and removed aftermarket control unit that plugged into pcm connectors. I then rechecked icp voltage pid it was at .27 volts koeo, when I disconnected the sensor it showed 0 volts. When the performance controller was hooked up koeo t... Trouble codes: P0069, P2289, P0278, P0284, P0341, P0500.		 5
2005 Ford Freestar SEL 4.2L Electronic VIN: 2FMDA52285
Thanks for all the replies, I checked the voltage out of the control module as per KEN from Ontario. Both passenger and driver motors share the same VREF and return wires. Each has it's own position sensor in the motor. I think both the passenger and driver mo...		 4
2005 Ford Mustang 4.0L Running VIN: 1ZVFT80N55
Fixed!!! Had to borrow scaner from other shop to to get data had lots of codes for Drive by wire and throttle postion switch. Replaced complete t-body. All is good!!! Opened up Throttle postion switch and found water in side and a burn on circuit. 		4
2005 GMC Canyon Z71 SLE 3.5L lack of poor air volumn to defrost VIN: 1GTDT13635
replaced t. stat and brought temp up 15 to 20 deg. but have found no reason for air volume loss at defrost vents at this time.may just be the way its designed.if we find anything else we will post. thank you		 2
2003 Hyundai Accent GL 1.6L no overdrive VIN: KMHCG35C23
The fourth gear hub assembly was bad due to thrust bearing failure. Replaced with reman transmission.		 7
2001 Isuzu NPR-HD 4.8L blower motor VIN: JALB4B1461
Thanks for the help effort to those that responded. I still have had no one to fax me a wiring diagram for this, but one responder provided a [...] to download it for a fee. I was trying to save my customer the expense. The advise regarding the power on the fus...		 4
2004 Lexus ES330 3.3L Starting VIN: JTHBA30G54
After many hours and lots of disassembly I finally found the cause of the problem and as often happens the problem was not from the manufacture but the aftermarket. The reason that I had a draw on the AM2 circuit was that at some point the car had had a antith...		 4
1981 Mercedes-Benz 380SL 3.8L Poor Idle Quality VIN: WDBBA45A38
Thanks for all your help most everyone was close to correct but Terry [...] hit the nail right on the head, problem that I had finding the relay was that it was missing, it is located on the gold bracket next to the fuel pump relay in the passengers foot wel...		 14
2006 Mercedes-Benz S430 4.3L Electronic VIN: WDBNG7CJ56
Thank you for all the replies. A friend of mine got a auto logic scanner and he diagnosic the trans module got a problem. We replace module and he did the scn coding. car run like a champ again. Thanks		 8
2001 Mitsubishi Diamante LS 3.5L transmission VIN: 6MMAP67P01
Thanks to everyone that replied. From the responses, it sounded like the transmission need to be removed and inspected further. I wrote the customer an estimate for a replacement transmission, but the customer chose not to have it repaired at this time. 		11
1991 Oldsmobile Cutlass Ciera 3.3L Excessive Emissions, No Start, Poor Idle Quality, Misfire VIN: 2G3AJ51N0M
I would like to tanks everybody who send me tips and informations about this weird problem. Finally I fix the car by replacing all 6 injectors with used ones. Even if the resistance and the scope pattern of the old injectors was O.K. I really can't explain why...		 23
1999 Pontiac Grand Am SE 2.4L cluster & ac system VIN: 1G2NE52T7X
THE PROBLEM WAS THE IGNITION SWITCH ,AFTER REPLACING EVERYTHING STAR WORKING FINE.THANK YOU.		 3
2003 Pontiac Montana 3.4L Poor Idle Quality, Stall VIN: 1GMDU23E33
VEHICLE HAD CONTAMINATED FUEL IN IT FROM THE DEALER, MOST LIKELY DIESEL.		 3
2005 Pontiac Wave 1.6L abs VIN: KL2TW626X5
Pontiac Wave is the same as Chev Aveo but still could not get into ABS module. Auto enginuity say they are working on software to acces but won,t be ready for awhile. Thanks for the help, Have a good day		 4
2002 Subaru Impreza RS 2.5L pump pulsating VIN: JFLGD675X2
THANKS FOR ALL THE TIPS. PROBLEM TURNED OUT TO BE LOSE REAR AXLE NUT ALLOWING RELUCTOR WHEEL TO WOBBLE. THANKS AGAIN FOR ALL THE RESPONSES. JIM		 8
1994 Toyota Camry LE 2.2L No Start VIN: JT2SK12EOR
Thanks for all that took the time to help me get this issue resolved. Changed the coil, must have been defective (what a suprise) 		28
1998 Toyota Camry CE 2.2L Reverse VIN: 4T1BG22K8W
Thanks for all the help but was hoping I did not have to go the Long route. Flushed the transmission one more time and seemed to be holding up and got reverse back but after a 15 minute test run noticed the torque converter had an overwhelming shudder and woul...		 6
2001 Volvo V40 1.9L Defrost VIN: YV1VW29591
Thanks for the replies. I ended up resealing vents where they connect to the heater box, adjusted the rod connecting from the motor to door linkage, and last lubed all linkage. Biggest help was adjusting the rod. Thanks 		3
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