Prev iATN Members TechHelp for April 17, 2008
Automotive Technical Exchange for the Automotive Repair Professional		 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
2001 Acura Integra 1.8L alternator
Owner of vehicle bought alternator from me and replaced it himself. Came back next day with car saying alternator wasn't working. Checked all the fuses and found fuse 15 burned. Replaced fuse and instantaniously burned. Checked for short and found that i t's g...		 View
2002 Audi A4 1.8L MIL Lamp on
Hi all. This was handed to me. Shop took car to install used engine, customers family are regulars. Aquired a used genuine 02 A4 Quattro 1.8 turbo from local salvage (So they promised) and in it went. Would start, but VERY hard to start. found code for CAM SEN... Trouble codes: p1530 (17938 - cam timingsensor circuit short to ground), 17700 (MAP controlled engine thermostat circuit open).		 View
1999 BMW 328i 2.8L power shut off
car has aftermarket radio and large boom box subwoofer and amp in trunk which is the first thing i totally disconnected. customer reports this problem began shortly after having these ridulous "upgrades" installed. cluster will stay on displaying milage and th...		 View
2001 Buick LeSabre 3.8L Cuts out, Stall
Cuts out at highwway speed hot only... Hello all. This is the most indignant car i've worked in in many years. Symptoms are as follows; At 55-75 MPH with absolutely no warning the engine quits as though the key was turned off. Not been able to establish a patt...		 View
2003 Buick Park Avenue 3.8L vses
no codes at this time but when you drive the car under nomal driving it will alternate applying either the right or left front brake.		 View
1989 Cadillac Fleetwood 4.5L Starting
Hi techs: we have this 89 fleetwood that was towed in with a no start complaint. we checked for fuel and spark and have fuel but no spark. checked for 12 volts to dist. and was ok next we checked ign. coil, cap, rotor and ign. module all checked ok. checked gr...		 View
1993 Cadillac Seville 4.6L air vents
we have a 1996 cadillac seville sts with duel comfort. the air from the driver side is warm while the passenger side is cold .we have run the test with tech 2 . have no codes .with the tech 2 we can command both both sides and are working. door position counts...		 View
1996 Cadillac DeVille 4.6L Suspension
This car has the Service Ride Control on the IPC display. The relay trick works great 95 down, but I know there is a way to bypass the newer caddys. Does anybody have a solution or know a solution to fool the computer, or reprogram the IPC? Thanks, GUY		 View
1998 Cadillac DeVille limo 4.6L rear wheel bearings
Sorry if I posted this in the wrong area, but I,m a rookie here. I am working on this hearse with both rear wheel bearings shot. The only source I've found is the dealer. The bearings are serviced as part of the rear knuckle at $1261.31 each! Does anyone know ...		 View
1993 Chevrolet Lumina 3.1L No Start, MIL Lamp on
vehicle came in with a no start. we checked the basics, we have fuel and compression, but no spark. we checked the codes and found 46,35,43,53,16,25,23,21,22,87,86 in the system. after checking all the sensors we checked the grounds. we then replaced the com...		 View
1997 Chevrolet Blazer 4.3L pcv valve
hello all out there in iatn world. thanks in advance. i wouldn't have posted this except i now know of two of these vehicles with the same problem. i replaced intake manifold gaskets on both of them and now they have the same noise. the noise is definately com...		 View
2000 Chevrolet Pickup 5.7L Hesitation, Cuts out, Stall
My personal truck that is throwing me for a loop. Upon first start up and each re-start(stopping for gas, groceries, pick up kids etc.), the truck will fall on its face with any amount of pedal and worse the closer you get to wot. Here is the kicker, once you ...		 View
2000 Chevrolet Tahoe 5.3L hvac temp door motor
I have tested with good results all circuts except I don't know if the control circut should pulse to change the temp. The voltage at the control wire at the actuator when connected pulses in 2 second intervals or so to drive the actuator warm or cold. I exper...		 View
2000 Chevrolet Astro 4.3L Excessive Emissions, Misfire
With intake gaskets replaced and no ignition problems , only at idle the misfire occurs. higher speed ok Is there any one out there that had this problem or these engine have some kind of internal problem. need help thanks Trouble codes: p0303 (misfire 3).		 View
2003 Chevrolet Silverado 6.6L No Start, Cuts out, dies
This one is bizarre. First, I will say that most of last year we were using B99, and switched this winter to B50. These Duramaxs seem to be more prone to filter clogging than our other diesels, and consequently, get more filter changes than the other diesels i...		 View
2004 Chevrolet Silverado 5.3L Engine
Truck came into my shop with a complaint of a noise in engine. It is very hard to hear due to VERY load exhaust. I tried to determine which cylinder it was making the noise. I could not narrow it down. It does sound to me like a lifter that has given out or a ...		 View
2001 Chrysler Sebring 3.0L signals
Customer states turn signals inop. We also found- no hi beams, no pulse or hi wipers, no washers. Modis does not give bcm info so we have resorted to pin and component testing. Underhood and panel fuses are good, none appear to be missing. Pin volts at column ...		 View
2003 Chrysler PT Cruiser 2.4L timing belt
Hello to all that can help! I have a problem concerning the labor time to replace the timing belt on this PT Cruiser! I have checked all the labor times i can find! Mitchell says 3.8 customer pay with no warranty time listed! Chilton says 2.3 customer pay with...		 View
1998 Dodge Grand Caravan 2.4L No oil pressure
Mechanical test of oil pressure - 0 psi Removed oil pan, found oil pick up screen clean. Balance shaft chain broken. suspected chain damaged frt cover where oil pump is causing loss of pressure. Cover is intact and not damaged. Oil pump appears fine with no sc...		 View
2000 Dodge Durango 5.9L 2/3 shift
good morning all- this one has us chewing our fingernails off, original problem was just plain old trans failure (broken snap rings and other debris in pan) replacede with jasper unit that lost reverse band within 10k- next two jaspers have same problem-interm...		 View
2000 Dodge Grand Caravan 3.8L MIL Lamp on
Customer came in with code P1494 stored in the computer. Cleared code and three days later it returned. Found no leaks. Spoke with the dealer and they said that the most common part they sell is a leak detection pump.We installed a new leak detection pump and ... Trouble codes: P1494 (Leak Detection pump pressure switch).		 View
2002 Dodge Durango 4.7L power locks
now as weather warms(warmer the more often it happens) all door locks actuators will cycle while driving, also will cycle (2-3 times a second) while parked in garage with key out of ignition--cycling pdl switch has no effect--cannot duplicate in shop due to co...		 View
2002 Dodge Grand Caravan 3.8L steering rack
This van is driving us nuts. Customer complaint is no power steering assist first thing when cold. After a few seconds it starts working fine and works all day. There is no noise at the time of malfunction. Acts like typical rack issue. Two racks, one new pump...		 View
2003 Dodge Pickup 5.9L Excessive Emissions, MIL Lamp on
I have Dodge cummins that failed emmissions, black smoke on accel. Code P0234 over boost. The ECM shows 14PSI and 1.2 Volts KOEO and Idle, Test drive have 25 psi boost on the gauge. ECM shows 41PSI is mimics the boost gauge. I believe the I should see 0 to 1ps... Trouble codes: P0234 (over boost).		 View
2003 Dodge Caravan 3.3L fuel gauge
hi guys got a problem with a fuel gauge on a 2003 dodge caravan.gauge works fine from full to half then drops to emty all at once and low full warning goes off.i changed the fuel sender with oem part,did the same thing.recal.the gauges by pushing the trip butt...		 View
1994 Ford Mustang 5.0L Battery
Hey guys! I have this Mustang convertible GT here that kills the battery after sitting for a few days. The current measurements are listed above- I swapped an illumination module from another Mustang here in the shop and it was the same same. 92ma draw, minus ...		 View
1995 Ford Mustang 5.0L No Start, Stall
95 Mustang 5.0HO, intermittently refuses to start unless I turn the ignition key on and off several times. Also, stalls, rpms drop to 0, clock and radio on, check engine light comes on of course. Sometimes after it drips rpms I can push gas pedal and it begins... Trouble codes: 211 (electrinic ignition module).		 View
1996 Ford Taurus 3.0L Hesitation, Stall
This cars fuel pressure drops to o after driving for about 15 minutes with stop and go driving. 2 Fuel pumps replaced and the same thing happens. If when the fuel pressure drops you shut the key off and start it back up the pressure goes back up to normal and ...		 View
1998 Ford Explorer 4.0L abs
this vehicle has a problem with the abs cycling when coming to a stop.i have scanned all wheel speed sensors and all are reading equal. i can not see any signals falling out. This happens at below 3 miles per hour on a slow rolling stop.I am wondering were to ...		 View
1998 Ford Ranger 3.0L MIL Lamp on, Poor acceleration
Vehicle has fuel trims and LT. -25%, ST. -18% at idle and while driving. Accelerates poor when wot because it goes to open loop. Disconnected Evap, PCV, no change. Dpfe works fine. Induce vacuum leak, o2's go lean and fuel trims start to climb. Runs good with ... Trouble codes: p0172 (rich condition), p0175 (rich condition).		 View
1999 Ford Pickup 7.3L gem module
Hello, Got a 99 F-350 with a 200 mA draw. Pull fuse 15 from under dash fuse panel and its gone. According to mitchell this fuse feeds gem module and brake switch. Disconnected sqwitch and still there. Unplug Gem and its gone. My question is what is the normal...		 View
1999 Ford Pickup 5.4L Poor Idle Quality, Misfire, Poor Fuel Economy
Hello once again, we have this 99 f150 that is grossly over fueling customer had a misfire and replaced all coils and plugs with after market parts. The next day the vehicle runs terrible and when we get it it had fouled out the plugs and was barely running. W...		 View
2001 Ford Ranger 3.0L Therft PATS Concern
Hey Guys, Got this ranger towed in and hoping I dont have to tow it back out. The theft lamp flashes rapidly when trying to start; My snap on MODIS has codes B 1601 received incorrect code from key transponder. I checked to see if there were more than 2 keys p...		 View
2001 Ford Focus 2.0L Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on
this car after warm will act like fuel pressure just drops out. it will not cut off but is close. always has had code 171 in it. first thing was the oxygen sensor, still had failure @ code again after erasing it. called dealer for advice they told customer tha... Trouble codes: PO171 (system to lean bank 1).		 View
2002 Ford Taurus 3.0L MIL Lamp on
customer first complaint, mil on pull code , found a continous code p1336- cmp sensor replaced sensor , sensor synchronized as intruction requested. but than when you drive it for about 30 minutes . shut vehicle of for couple minutes start vehicle let warm up ...		 View
2004 Ford Pickup 5.4L temp
Truck came in blowing hot air with temp set on cold,freon full & gauge readings good.Replaced blend door motor & was working fine.Truck came back doing same thing.Suspect control head but not sure.Please help.		 View
2004 Ford Econoline 5.4L No Start, Cuts out, Stall
THIS VAN IS BEING MY LATEST NIGHTMARE THIS IS A CNG VEHICAL. WHEN RUNNING IT SEEMS FINE BUT IT HAS STARTED TO DIE AT WILL LAST TIME IT DIED WE SCANED THE COMPUTER WITHIN A COUPLE OF MINUTES OF STALLING AND THE COMPUTER SHOWED AN RPM SIGNAL OF 1088RPM AND SPARK... Trouble codes: P0191 (high fuel rail pressure), P0192 (low fuel rail voltage), P2195 (afro2 excess lean signal b1s1), P0128 (coolant t- stat).		 View
2006 Ford E450 Super Duty 6.0L No Start
Vehicle towed in 3 times. 1st time-Crank sensor code was pulled-replaced crank sensor. Within an hour of driving, customer shut vehicle off and it would not restart until cooled down-1/2 hour or so. Code pulled was for "battery voltage out-of-range". Tested bo... Trouble codes: P2614 (cmp signal output circuitopen. refers to cam sensor), P2617 (ckp signal output circuitopen. refers to crank sensor).		 View
1994 GMC Sonoma 4.3L No Start, Surge, Cuts out
Hello all. I have a 1994 GMC sonoma with a 4.3L V-6 with vin W. When it is running and idling it occasionally idles up and then comes way down or else dies. I drove it today for about an hour and then shut it off for a couple minutes and it would not start aga...		 View
2002 GMC Sonoma 4.3L No Start, Stall
We've also checked the fuel pressure after installing the pump, checked to specs. This time we are taking the bed off instead of the tank down as to not disturb the wiring just in case all this time it's got a broken wire and it just happens to make contact af...		 View
2001 Honda Civic 1.7L Cooling system
Greetings fellow techs, I have a wierd one here. The problem with this car is that after a long hard drive up hill the rariator will push some coolant into the recovery tank, but after the engine has cooled down the coolant that was pushed into the recovery ta...		 View
1988 Jeep Cherokee 4.0L Misfire
Engine started and will only run at slow idle, misses soon as idle speeds up, signal from ecm to ignition module starts to break up, tested all wires to ecm, ran new wires to grounds and powers, new wires to crankshaft sensor. The only thing at helps at all, l...		 View
2002 Jeep Liberty 3.7L speedometer
Jeep came in for no headlights, rear wipers, blinkers, speedometer etc.. I replaced the BCM. all functions came back except Speedometer. I checked for wires chafing near e-brake cable--checked good. went through Vehicle speed sensor failure test in body book a...		 View
2006 Jeep Liberty 3.7L No Start
As noted this vehicle was stolen from another dealers lot. After it was recovered it somehow ended up at auction and was sold as "not running". Obviously now the buyer wants to get it to run. The problem is that the VIN will not transfer from PCM to the WCM. T...		 View
1974 Lancia INIEZIONE 2.0L Mechanical
sorry guy's but i just need the valve clearance for this old girl & there is no info anywhere. the engine is a pushrod type. please help regards andrew		 View
1999 Land Rover Discovery 4.0L motor
Differential was removed and replaced now vehicle will not come out of park and the key will not come out of the ignition. This has caused the vehicle not to crank. If you disconnect the gear shifter you can manually shift the gears through the tansmission lin...		 View
1999 Lexus RX 300 3.0L Overdrive
Car towed in to shop...barely ran...or moved. Fuel pump and carbon service, fixing Mass-Air plug got vehicle to "rev out" correctly. Pulled tranny pan...decent bit of debris..new filter, fluid and some Trans-Ax and bam, running and shifting OK...However, no Ov...		 View
1999 Lexus ES 300 3.0L Steering
this vehciel is driving us crazy any help would be great,the steering in this vehicle is very hard almost impossible to turn ay low speeds and higher speeds steering wheel almost freeze in position not allowing a paerson steering easily,not just loose of power...		 View
2003 Lincoln LS 3.9L Hesitation
The customer just purchased this car two weeks ago and had no problems.At first it was an intermitent problem now it got worse.When I would clear the codes from the computer it would run fine for two blocks and then loose all power .You would get to about 20 m... Trouble codes: 2112 (tac stuck open), 2107 (tac malfuntion), 2110 (undocumented).		 View
2004 Mazda 6 3.0L radiator
alldata at its best. please help us. we are trying to replace the radiator in this vehicle. according to alldata its just a matter of removing the fan shroud and voila...the radiator pops right out. we cannot find how this is possible!!! to us it appears as if...		 View
1970 Mercedes-Benz 280 sl 2.8L no 3-4 upshift
this car has me stumped, shift indicater has 234 so i think it's a 4 speed. at 60 mph im running 3000 rpm and still have engine braking. feels like it should shift one more time i can find no info on this trans or the wiring. has 2 pressure switch (external, 1...		 View
1985 Mercedes-Benz 280SL 2.8L Rear mail seal
Gentlemen, I was brought a gray market 1985 Mercedes-Benz 280SL with a rear main seal leak. The procedure for this repair is to remove the engine and crankshaft, but the labor guide only lists 7.2 hours. Is it possible to change the seal from the transmission ...		 View
1987 Mercedes-Benz 190E 2.3L engine compression
Low compression on cyl's # 1&4 ( 75 & 50 lbs) even after repairs...cyl's 2& 3 have 175lbs...check for cylinder leakage...virtually none after repairs...manually collapse lifters and compression is good until engine is run and cools down...new rockers, new MB l...		 View
1992 Mercedes-Benz 300D 2.5L Unknown
Need some info on this car, first of all the blower motor runs all the time with the key on will not change speeds on hi or low or auto. blower motor will turn off with key so Im think this is caused by a bad blower regulator the owner said it always did that ...		 View
2000 Mercedes-Benz ML320 3.2L lights a.b.s. e.t.s. e.s.p.
i'm totally lost on this one another tech first checked it out then i got involved. the vehicle has 3 lights on a.b.s. light e.t.s. light e.s.p. light all on all the time i have a assenmacher retriever and it did not give me a option for abs codes (is there a ...		 View
2003 Nissan Sentra 2.5L MIL Lamp on, high idle
when we installed the engine this code came up cust drove it awhile and code lite went off and idled great till now. today i check with scanner and po507 is back cleared it and idleinggreat ,took it for a test ride and now its idleing at 1450.my scanner says t... Trouble codes: po507 (idle control rpm to high).		 View
1999 Oldsmobile Bravada 4.3L AC compressor
AC compressor is not being commanded to come on. The Compressor clutch relay has power at the #2 and #3 pins as it is supposed to. The ground command from the VCM isn't happening at pin #1 The master tech works very much like a Tech II and tells me an AC comma...		 View
2002 Oldsmobile Alero 3.4L security light
Security light intermittent no start condition. Vehicle has been doing this for approximately last two months. goes through the ten minute time out and will start and everything is fine. Is a tech 2 required for diagnostics on this?		 View
1996 Plymouth Voyager 3.0L Crank, Start, Die
Vehicle was towed into our shop. Engine would crank, run for about 2 seconds & then dies. Sprayed carb cleaner into intake & cranked engine - engine would run as long as carb clean was sprayed.this pretty much eliminates the cam & crank senors for now. Cycling...		 View
1997 Pontiac Grand Am 2.4L Misfire
Engine runs very rough, obvious misfire, P0300 set, misfire counters on scan tool confirm misfires on cyl 1 and 3. Not waste-spark companion cylinders. Check for spark - no spark on cyl 1 and 3. Replaced Ign. coil housing, springs and plug boots - no change. R... Trouble codes: P0300 (Misfire).		 View

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1997 Acura 3.0CL 3.0L No Start
sorry for the delay, got alot of responses said main relay, replace relay with no improvement. went back over trouble chart and when I looked at it again it hit me it came to the crank sensor test and it read crank/TDC sensor. first time around I looked at cr...		 9
2001 Acura MDX 3.5L Oil Smoke
Everyone thanks for your help. I got some excellent responses. some of the responses covered things I had already tried but unfortunately failed to list ie. injector inspection & testing, and dumping the synthetic oil & replacing it petrolium oil. The results ...		 10
2003 Acura MDX 3.5L No Start
I CLEANED THE THROTTLE BODY AND INTAKE . CUSTOMER DID NOT WANT TO LEAVE VEHICLE OR PAY FOR DIAGNOSTIC TIME TO CHECK IN-TANK FILTER OR REGULATOR . CUSTOMER CALLED AND SAID IT HAS NOT ACTED UP SINCE . HE ALSO SAID THAT THE SECURITY LIGHT DOES NOT FLASH OR COME ...		 6
2004 Audi A4 1.8L Throttle Responce
The car is fixed, has been driven for two weeks. The fix was replacing the throttle body, no joy from cleaning it, or running adaptation in basic mode group 060+063. Suggestions were pedal sensor which the customer installed with no change, cleaning the thrott... Trouble codes: NONE (in any System car is code free all systems communicate).		 9
1985 BMW 735i 3.4L Poor Idle Quality
THANK YOU EVERYONE. I SMOKE TESTED THIS CAR AND FOUND A VACUUM LINE LEAKING REPAIRED THAT THEN CHANGED THE PLUGS AND DID A FUEL INDUCTION SERVICE AND ADDED 44K AND DROVE THE CAR ABOUT 40 MILES. IT DID MUCH BETTER BUT STILL ACTED UP EVERY NOW AND THEN BUT CHAD ...		 16
2002 BMW M3 3.2L fault code 59 clutch actuation clutch dynamic
Sorry to say we could not fix this car. We believe the smg transmission lost it coding from setting over the winter & battery went dead. The car is being taken to a BMW dealer. Thanks to the members that responded.		 3
2003 BMW X5 3.0L Starting
Yes its fixed, took the recommendations of our members and got a new key, all seams fine. Thankyou. Bob		 5
1996 Cadillac Seville 4.6L ride control
THANKS AITN AND PAUL IN TEXAS.WE JACKED UP RIGHT SIDE OF CAR. STARTER DRIVE SLID INTO FLYWHEEL.REPLACE STARTER FIXED.THANKS FROM JASON.		 7
1993 Chevrolet Pickup 5.7L rotors
Overwhelmingly the replies are to replace the front brake hoses. Which has been done already, I have received some very useful information on how to test the brake system using a Temperature sensing gun. At this time I am going to close out this request and re...		 63
1995 Chevrolet Blazer 4.3L No Start, Surge, Stall
Thanks to all for the excellent advice.This one has been gone for ten days and customer says it's doing fine. I never would have believed that cleaning the egr would have solved this problem! Til next time...		 14
1995 Chevrolet Pickup 6.5L Hesitation, Cuts out, Stall
Thanks for all your help! I did check the complete fuel line for any pin holes, in case air might be pulled into the fuel system as suggested. I also installed clear tubing at the injection pump, but did not see any air bubbles. At this point the customer has ...		 7
1998 Chevrolet Pickup 5.7L Blower motor
Thanks for all the good advice! The water was coming into the blower air box via a screw hole above the blower motor. I had to take off the cowel cover to see it. The plate was sealed up good as some of you suggested. I sealed the screw hole and tightened d...		 5
2002 Chevrolet Impala 3.4L a/c comp
thanx guys, the fix was disconnecting the aftermarket start system from the bcm and powering down the internal memory capacitors to reset everything to standard start up values. customers need to know that unless factory or dealer installed accy's are installe...		 3
2003 Chevrolet Impala 3.4L bpmv
Thanks to all who replied. I was able to find a used unit. Install was fairly easy. Saved Customer $ along with banking a few bucks. Thanks Again 		6
2005 Chevrolet Uplander 3.5L belt lock
Thanks Paul and Charles. I did check the seatbelt and all the doors and did not see any thing wrong. Both worked right I thought; but I when back to that P/S power door and that back corner would jump out just a little. The next time I made sure to push it in ...		 2
1998 Chrysler Sebring 2.5L No Start
boy put reman or new? put in dealer? no i went to junk yard and found running mtr pulled and put the "known good part" and no start. checked power. 12 volts. scoped dist,had pulse and it was reading good. put amp probe on power and cranked it no spark no amp ...		 13
2003 Chrysler PT Cruiser 2.4L Fan Circuit
Fan Assembly was the fix. Thank you to all the quick replies especially the schematic pin locations, and wiring explainations. Power was being sent to the fan but it was not responding when comanded by the pcm for A/C function. I suspect it was the module p...		 8
2005 Chrysler 300 3.5L Vacuum Leak
Thanks To All Who Helped,I Put The Seal In It Was A Fairly Easy Repair.The Tube & Manifold Did Not Appear Damaged So I Ordered Seal & Installed, Cleared Codes & Test Drove.No Codes Came Back.So I Sent Customer On His Way.I Just Saw Him Today (He Rents A Office...		 9
2005 Chrysler 300 5.7L alignment
I feel like a big dummy on this one.This one was a no brainer and I feel foolish. I went backn to basics on this one.Bill [...] and David [...] thanks a bunch even though I figured it out before reading your responses,and you were right on the money. Frank ...		 4
2000 Dodge Durango 4.7L all gauges
HI FELLOW TECHS!AGAIN YOU GUY [...] PULLED MY BUTT OUT OF THE FIRE.I REALLY WANT TO THANK YOU FOR TELLING ME TO DISCONNECT ONE SENSOR AND MODULE AT A TIME UNTIL MY GAUGES POWER UP.I STARTED OUT PULLING THE CAM SENSOR AND THERE IT WAS.THEY STARTED WORKING SO REPLACE...		 17
2002 Dodge Pickup 4.7L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on
First thanks to all of you for your help, I did find that the primary timing chain had jumped 2 teeth, could not find a reason for it but I replaced tensioner and chain anyway. Vacuum now stays at 17in and it has no misfires, also cranking and running compress... Trouble codes: P0352 (Ignition coil 2 primary circuit), P0355 (Ignition coil 5 primary circuit), P0357 (Ignition coil 7 primary circuit), P1391 (Loss of camshaft crank).		 5
2003 Dodge Grand Caravan 3.3L abs sensor
This was a weird one. After finding out it was a DC voltage sensors I tested the rear sensors with my scope and found them both to work fine but the scanner still read zero mph. So at this point I was thinking wiring harness or module but the customer could ...		 8
2006 Dodge Grand Caravan 3.8L 1-2 shifts
Sorry everyone no fix to tell. This customer decided trans was better since last re-flash & choose not to come in(probably because I was going to charge her $). Alot of good info to keep on file, I'm sure we haven't heard the last of this type of concern. Anyo...		 11
2006 Dodge Pickup 5.9L votage fluctuates drastically
SORRY SO LONG TOO REPORT THIS BUT IT TOOK THAT LONG TO GET A NEWW P.C.M TO ME AND YA ALL IS GOOD NOW THANKS 		4
1991 Ford Ranger 2.3L No Start, Misfire, MIL Lamp on
Well this one turned out to be one or those. I had 13 replies,Raymond from Ohio said that I should use a test light on the coil primary while cranking. I had no pulse, so I decided to go for the crank sensor as it seemed to be a most likely cause I also change... Trouble codes: 98 (failsafe mode).		 13
1994 Ford Aspire 1.3L Excessive Emissions
Thanks to David who inadvertently lead me down the right path. This car was indeed going into open loop at idle, not because it was supposed to but because idle was slightly too low. The fix was simply raising base idle just slightly. Emission levels and watch...		 3
1999 Ford Econoline 4.2L Misfire
This is the best network. Thank you all for all the tech support, 2 days and 19 responces. This fix was just as all off you had suggested, clogged egr ports. Chris was the first to respond and had said that most off the ports would clog and all the egr would ...		 19
2001 Ford Explorer Sport Trac 4.0L Brake System
I appreciate the input but none pointed in the right direction I'm afraid. It turns out that the wheel cylinders were the cause of the problem - after replacing nothing but them the vehicle stops beautifully... Thanks for ya'lls input though.		 5
2003 Ford Pickup 4.2L Poor Idle Quality, Hesitation, Cuts out, Stall
Will the problem has been found,after the intake was removed a second time to recheck we have not had anymore lean codes.But still stalls and spark knocks in gear.torque convertor is coming apart in trans,didn't have any codes and no trans problem driving.Than... Trouble codes: PO1131 (po1151-), PO1151 (po171- sys lean bank 1), PO171 (sys lean bank 1), PO174 (sys lean bank 2).		 12
2003 Ford Pickup 5.4L Cuts out, Stall, MIL Lamp on
AFTER CHECKING ALL THE GROUNDS AND ALL THE POWERLINE TO THE PCM AND TO THE BATTERY AND ENGINE GROUNDS CHECKED ALL THE WIREING TO THE INJECTORS AND COIL PACKS STILL HAD A TOTAL BREAK DOWN AT THE INJECTOR AND COIL PACKS STILL HAD CODES PO 420 OF OUTPUT SENSOR TO... Trouble codes: PO170 (speed output circut sensor), PO301 (1 misfire).		 3
2003 Ford Pickup 5.4L Starting
Thank you all for the reply. The dash has been replaced and all is working good. Customer was hoping the upper center display with the compus and the milage would be fixed also. That seems to be an issue all in it self. May still have a problem with the GEM fo...		 8
2003 Ford Explorer 4.0L Transfercase
Well I thought I was sure it was tranfer case until someone told me to drive it with the front drive shaft out and the problem was still there. I had already serviced the rear diff with sythetic fluid and a after market fiction addative. So I drianed it again ...		 7
1995 GMC Yukon 5.7L No Start
well guys this is gonna make me look real stupid but there was just enough gas to show good fuel press. but not enough to run and the gas gage was stuck on 1/2 tank wich was not mentioned when car was droped off put gas in it and it worked sorry for looking so...		 20
1999 GMC Pickup 7.4L Hesitation, Cuts out, Stall, MIL Lamp on
Thanks to all who replied - particularly Chester from N.C. - just the info I was looking for - unplugged all consumers one at a time - culprit was B1S1 - heater ckt wires chaffed on heat shield causing dead short on ckt 539 - MIL out - no more recurring codes ... Trouble codes: p0102 (maf).		 10
1999 GMC Safari 4.3L No Start, Poor Idle Quality
OK, weird one here. Fuel was leaking out of the top of the injector body of this one; fix was simple enough. As far as my concern over the wiring harness goes, it wasn't a big deal. The only part of the harness I had to replace was the PCM connectors since the...		 5
1984 Honda Accord 1.8L transmission
Thanks for the replies. We r&r transmission and found seals on 4th gear clutch hub blown. We basically installed all new clutches and seals, replaced converter and transmission all good. 		4
2000 Honda Civic 1.6L MIL Lamp on
Hi, all that replied to this post sugested i get the car in the shop, of which i can not do. Or take a look at the ecu, that i can not do either. No one has evidently seen this particular problem, and is not common. Thanks for your time and effort. scot		 9
2001 Honda Odyssey 3.5L MIL Lamp on
CAR IS FIXED AND DOWN THE ROAD. VEHICLE CAME BACK IN FOR FRONT O2 REPLACEMENT AND I DECIDED TO CHECK CODES, THIS TIME HAD P1491 EGR LOW FLOW CODE. ON TEST DRIVE WATCHING NEW O2 CAR DIED WHEN COMING TO A STOP LIKE THE EGR STUCK OPEN, SO I GUESS THE EGR WAS STIC... Trouble codes: PO172 (too rich).		 9
2002 Hyundai Sonata 2.4L Poor Idle Quality, Stall, Misfire, MIL Lamp on
Thanks to all that replied, most of you were right on the money with it being the crank sensor. I replaced the crank sensor and trigger wheel and it runs just fine. The surge at idle is gone too. learned a valuable lesson about Hyundais today. Trouble codes: po340 (camshaft position sensor).		 8
2001 Jeep Cherokee 4.0L Air Bag Light
Hi all, Well I took a chance that the airbag module was the problem I sent it to Texas (Airbag System INC)$130.00 with shiping both ways. I checked the seat belts per-tensioners but not sure?? I was told by Airbag System that 3 ohms was the limit. All I can te...		 4
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next