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Prev Professional Automotive Repair Technical Discussions for July 17, 2007
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Open Help Requests for All Makes and Models
Help Request Answers
2000 Audi A4 Quattro 1.8L odor in car VIN: WAUDC28D4Y
STRONG FUEL ODOR IN CAR AFTER FILLING TANK 1/2 WAy smelled like fuel spilled in back seat. 		View
1997 BMW 528i 2.8L MIL Lamp on VIN: WBADD6324V
Hey Guys, We get a code 221 coming back on this car after a few days. We have smoke checked this thing cold, 3 times and have repaired all intake leaks, New o2 sensors, fuel pressures ok, mass air checks ok, any ideas? Dme was updated at dealer Thanks, Dave Trouble codes: 221 (o2 sensor control bank 2)		 View
1998 BMW 528i 2.8L Tach VIN: WBADM5337X
Hello, I need some serious help,I have a new customer recommended by a very good customer.They just came from the dealer for Tachometer not working, $1700.00 and a new cluster later, now the Tach still does not work, a/c does not work, reverse light do not wor... 		View
2001 BMW Z3 M Roadster 3.2L pin 16 dlc VIN: WBSCK9349Y
can not find wiring diagram information for battery power on pin 16 on obd2 connector in car. we have connecticut emissions and pin 16 needs to be hot in order to test.any help would be appreciated. 		View
1994 Buick LeSabre Limited 3.8L Surge, Cuts out, Stall VIN: 1G4HR52L8R
hello, i have this car that has came back to me a couple of times now. the problem is that this car started shutting off while the customer was driving it on the freeway. first thing i checked was the fuel pump it was fine so i tought it was the fuel filter. i... Trouble codes: 321 (no 18x ignition pulses), 361 (est line not toggling ic wire)		 View
1995 Buick LeSabre Custom 3.8L MIL Lamp on VIN: 1G4HP52L2S
I just need one thing confirmed...At the red connector at the computer, the black feed from the cam sensor...should switch from about 5 volts to 0 volts, correct? I think I have a bad cam sensor, cause with a dig. volt meter, it switchs from 4.86 as a high and... Trouble codes: P0341		 View
2004 Buick Rendezvous CX 3.4L rear diff. pump ck. valve VIN: 3G5DB03E34
Hello everyone. I have this rendevous that has no codes in any module but the DIC display reads AWD DISABLE. I can get into ABS, powertrain and ATC and the only hint I get is "AWD fluid temp diable-yes", on one of my data readings. I read up on info and it sou... 		View
1987 Chevrolet Caprice 4.3L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall VIN: 1G1BL51Z7H
this car came to me with a severe hard start cold it would start and die untill it was warm enough then it had a very bad hesitation. i ck'ed the egr valve it is working i ck'ed for internal and external vac leaks none found. timing is ok @ 0 deg with the wire... 		View
1987 Chevrolet S10 2.5L No Start VIN: 1GCBS14EOG
Vehicle came in crank no start, backfire. Ck fuel ok injector pulse ok distributor cap and rotor.has good spark on all cylinders. ck compression 160 all r&r valve cover inspect rockers. cam movement all ok removed timing cover inspect gears all lined up no key... 		View
1990 Chevrolet K1500 Cheyenne 5.7L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, MIL Lamp on VIN: 1GCDK14K4L
Hello everybody. 1990 Chevy K1500, 4X4, 350 TBI. It's been here a while, really needs to go. Current problem is a severly surging idle, and no power under load. Intake and EGR were both leaking, have both been resealed. Exhaust numbers and Lambda test indicate... Trouble codes: 44 (lean exhaust)		 View
1994 Chevrolet K2500 5.7L No Power VIN: 1GCFK24H9R
Hello Group my name is Todd, I have this 94 chevy K2500 PU that is here from another shop who wanted more power so they installed a rebuilt 5.7L Longblock in this truck that originally came with a 5.0L, well the reason why it is here is because it has no power... 		View
1995 Chevrolet K1500 Cheyenne 5.7L Hesitation VIN: 1GCEK14K7S
this truck opens the egr valve 100% just off idle. The cust. had the tps, solenoid and egr valve replaced before he got here. You can see it on the scan tool go to 100% at about .86 volt. So I put the PCM in and it made no change. Any body see this before and ... 		View
1995 Chevrolet Caprice Classic 4.3L coast VIN: 1G1BL52W75
This car does not want to slow down. During decell it will coast during speeds above 25mph for extended peroids. The car will maintain what ever speed you are at. When coasting the transmission stays in third gear until brake or throttle input. Is this transmi... 		View
1999 Chevrolet K2500 7.4L poor acceleration VIN: 1GCGK23J0X
customer asked for tuneup, suggesting cap, rotor, wires, plugs. said engine didnt have the power it should, esp for 454. i felt a missfire when i test drove it and agreed a good tuneup as a good place to start. i replaced cap, rotor, plugs and wires. i no long... 		View
2000 Chevrolet K2500 7.4L Poor Fuel Economy, MIL Lamp on VIN: 1GCGK23JOY
This truck is owned by one of the other techs,its low on power,gets poor milage(3-5MPG),and sets a P0175 rich on #2. He has replaced both O2's with delco ones,installed new regulator,cleaned MAF. Also it has had a full tune up with cap and rotor. At an Idle... Trouble codes: P0175 (engine rich bank 2)		 View
2000 Chevrolet Astro 4.3L abs VIN: 1GNEL19W7Y
Thanks for you help, The abs system kicks in at low speeds under 5 mph. It has new front wheel sensors and rotors. The van also has a newer set of matching tires.The front wheel bearings are tight, there are no codes current and one code in history for a brake... 		View
2000 Chevrolet Silverado 1500 5.3L compressor VIN: 2GCEC19TOY
head scratcher... both low and high sides pressure seems to be well within limits.low side 40 .and high side 225. have good cold air setting still at idle.compresor runs great.start to drive,get about 6 to 8 miles.start getting warm air compresor cuts off. pul... 		View
2000 Chevrolet Suburban 1500 LT 5.3L Poor Idle Quality VIN: 3GNEC16T1Y
it idles ok, about 600 rpm in gear at idle but randomly drops to about 380 rpm then picks up again. i checked the throttle motor assy wiyh vantage seems ok. no codes are stored. found tsb but its not for this truck.data appears normal but i'm not to famliar wi... 		View
1966 Chrysler 300 6.3L Lighting VIN: 1213658952
I need a wiring diagram 		View
1994 Chrysler New Yorker 3.5L No Start VIN: 2C3ED46F1R
we change the thermostat for over heating, problem was fix, customer drove car out and stall 3 block down the road, got it back, found injector pulse and fuel pressure good, no spark . replace cam and crank sensor swap asd relay, no help. check and found good ... 		View
1998 Chrysler Town & Country LX 3.8L No Start VIN: 1B4GP54L1W
Calling all Chrysler techs! We are trying to help another shop with this problem child. This '98 T&C came in with classic "bad bcm" symptoms: erratic gauges and dash lights and automatic door locks going crazy. This vehicle is not equipped with VTSS or skim - ... 		View
2000 Chrysler Sebring LX 2.5L engine internal VIN: 3C3EL45HIY
This vehicle came in with a loud roar and clunk/knock noise sounding similar to a rod bearing or bearing of some type. It sounded to come from the timing cover, so a timing belt and new water pump were installed. Upon reinstalation the engine knock noise remai... 		View
2003 Chrysler Town & Country LXi 3.8L MIL Lamp on VIN: 2C4GP54L73
i have a town contrty lxi have a po171 check fuel psi 45 psi check vacuum leak ono fund non st-adap 6.5 ltadap 24.8 this is when the light comes on check every thing thank you Trouble codes: P0171		 View
1994 Dodge Ram 1500 5.2L 1-2 shift VIN: 1B7HC16Y1R
while towing his fifth wheel transmission suffered major internal failure-major amount of filings in pan; replaced transmission w/chrysler 46re transmission (part# [...]);had replaced remote trans cooler/flushed out all lines and cooler in rad before inst... 		View
1998 Dodge Ram 2500 5.9L fuel gauge VIN: 1B7KF2369W
does anyone know exactly where the 3 calibration stops are for the fuel gauge. first stop is 1/8 tank, second stop 1/4 tank and 3rd stop is on full. is this correct? there are no codes being displayed on instrument mileage window. with tank near empty it regis... 		View
2001 Dodge Ram 1500 Laramie 5.2L Misfire VIN: 3B7HF13Y71
Engine misfires when stone cold.. Only under load and for a brief time, mabey 10 to 20 seconds while driving, bad misfire with backfire. Then vehicle runs like a top rest of day even after sitting for 3 hrs. Feul pressure when cold 50 psi. sprayed new wires an... 		View
2002 Dodge Caravan Sport 3.3L Radiator VIN: 1B4GP45R12
Hello, On my own 2002 Caravan 3.3L (99,000 mi/160,000km) I replaced the radiator due to leakage. Upon inspection I noticed the bottom tube had expanded to twice its size and bowed the bottom frame. I do believe this engine is not really known for head sealin... 		View
2004 Dodge Intrepid SXT 3.5L Hesitation, Surge VIN: 2B3HD56G84
Hope you guys can get me out from under this one!! Customers complaint is a intermittent stumble , lag , hesitation. (customers comments) I haven`t been able to duplicate. Vehicle will not go into closed loop. temp. gauge shows normal as well as temp. on scann... 		View
1995 Eagle Summit 2.4L No Start VIN: JE3AC5OG3S
car towed in for no start. found no spark customer had local trans shop rebuild transmission located a wire comming out of timing cover that apears to be crank sensor wire just laying under intake manifold with connector broken and i can't find the other end w... 		View
1990 Ford Mustang LX 5.0L battery draw VIN: 1FACP40E8L
Car has current draw on battery 325 ma. Dead overnight. draw goes away with # 8 courtesy lamp fuse removed. Disconnected both door jam switches,glove box lamp, Hood lamp, trunk lamp, Power mirror switch, Radio, and connector 205 in the rt kick panel which disc... 		View
1994 Ford F-150 XL 5.0L Poor Idle Quality VIN: 1G25FR255D
Hi there my fellow repair wizards. First of all this is NOT a Ford truck! It is a 1994 boat with a FORD 5.0L multiport fuel injection system that has the OBD1 diagnostic plug (EEEC4?) It is very simular to an F150 truck engine but with no O2 sensors. Fuel deli... 		View
1998 Ford Crown Victoria 4.6L Speedometer VIN: 2FAFP71W6W
this one kinda got me stumped, the speedo is in-op,.perform all the test mitchell recommends,..harness check,etc. all pass,...start vehicle on lift with volt meter plugged in where speedo plugs in,..get AC voltage, 1.3 to 1.5,..cant get any higher as the tract... 		View
2001 Ford E-450 Econoline Super Duty Custom 7.3L oiling system VIN: 1FDXE45F91
Hello and thank you in advance for any help given. I have a E450 that is leaking oil from the engine valley and dripping down at the trans. inspection cover. With the engine cover removed, I was able to observe oil leaking out from the intake manifold on the r... 		View
2001 Ford Excursion XLT 7.3L No Start VIN: 1FMSU41F61
hey guys this ford is trying to age me fast. its has a totally intermittant no/hard start. found and repaired bare wires on the cam sensor. replaced cam sensor. still getting a po340 cam pos snsr code. also getting a po605 internal ctrl module rom error. this ... Trouble codes: P0340, P0605		 View
2002 Ford Ranger Edge 3.0L blower VIN: 1FTYR10U02
Fuse #2 blows intermittently. We have never been able to see this fuse blow in our shop. Checked blower amp draw and normal at all speeds. When fuse to mode selector is blown we loose blower and clutch. Remove mode panel and inspected, wiggle all harness wires... 		View
2002 Ford Mustang 3.8L Battery VIN: 1FAFP44422
Vehicle came in with the complaint that after 3 days of sitting the battery will go dead. Hooked up jumper wire and meeter between negative battery post and negative cable. Closed LF door latch to close door adjar switch. Waited 40 minutes to be sure all compu... 		View
2003 Ford Windstar SEL 3.8L battery draw VIN: 2FMZA56453
Thanks for the help. this windstar will drain the battery in about 3 days. Has a .8 amp draw with key off. I have pulled every fuse and every relay in both fuse boxes with no affect on draw. Have unhooked alt., starter, and a bonus power wire the owner install... 		View
2002 GMC W3500 Forward W3S042 5.7L power steering VIN: 4KDB4B1R52
Hello boys!!! I replaced the power steering pump and high pressure hose that was leaking. Vehicle had no power steering when arrived in shop. After pump replacement, the steering is inermittently good, except when trying to turn right especially, it reacts as ... 		View
2003 GMC Sonoma SL 4.3L drive shaft VIN: 1GTCS19X63
has anyone seen or heard of this problem vehicle has severe vibration at lower speeds & comes back at higher speeds. we had the driveshaft rebuilt & balanced by a reputable drive line repair shop. he claims its a condition that requires the differencial to be ... 		View
2003 GMC Envoy SLT 4.2L electo viscous fan clutch VIN: 1GKDS13SX3
helo hope some one can help me i have not had to deal with one of these elctro viscus fan clutches before but for the limited info i have everything is working as it should. the customer says he has never heard the fan on the car but now he can what is happeni... 		View
2000 Honda Accord SE 2.3L srs light VIN: 1HGCG5673Y
I have a dtc 9-4 sedan model. Is this a common dtc that has a failure pattern, or easy test to isolate problem? thanks.. 		View
2000 Honda Odyssey EX 3.5L Traction Control VIN: 2HKRL1867Y
Hello Honda Tech I Have This Odyssey and It Has 3 Codes PO 740 TCC System For Trans, 31 For {TCS]Traction Control, and One For ABS 61 The 61 Code I Have Repaired It Was Low Voltage to the Controller, 31 For TCS Says Engine Retard Command { PFINH }Singal. My Qu... 		View
2005 Honda Element EX 2.4L No Start, immobilizer VIN: 5J6YH186X5
The problem we have here is we use a key programmer normally to add,delete keys. This tool goes through its normal routine as normal and gives the success message, but when completed the key is not programmed and the security lamp is flashing. I have a HIM, in... 		View
2000 Hyundai Sonata 2.4L Hesitation, Stall VIN: KMHWF25S6Y
intermittenly chugges or surges at 70mph cust states when letting of gas then re-appling gas it does this. also she states tac will drop off almost to 0 but car does not stall. no codes, recent tune-up, fuel pressure ok. i can not duplicate problem. thanks for... 		View
2001 Hyundai Santa Fe GL 2.7L No VSS @ PCM VIN: KM8SB83D31
Hi guys me again. Last week installed PCM for no start. Vehicle fired right up, but threw code p0500 vss malfunction. Speedo works, and input and output speed signals are all good. I have no vss in my pcm live data. Tried another pcm just in case. I have a Hyu... Trouble codes: P0500		 View
1988 Jaguar XJ12 Vanden Plas 5.3L fuel tank VIN: SAJBN184XJ
this jag has a problem with the fuel tanks. when client fills both tanks with gas the right tank pumps into the left having gas come poring out the gas cap.car is fine as long as right tank is empty. any input would be appreciated. thanks i cant seem to find a... 		View
2000 Jaguar XJ8 4.0L starting VIN: SAJDA14C7Y
car about every month the customer can not start the car- all lights and dash controls ok but no starter opertaion- customer comes to shop-we jump start with jump pack car starts today we cleaned ground at battery and engine compartment- test drove ok- custome... 		View
2002 Jaguar X-Type 2.5L no start VIN: SAJEA51D12
this vehicle was towed in for a no start. we performed a charging system inspection & results said bad batt, bad alt. customer requested battery, still same problem. dash lights indicate a problem w/ gearbox. after we jumped vehicle it went forward in all gear... 		View
1999 Jeep Grand Cherokee Limited 4.0L Viscous Fan VIN: 1J4GW68S3X
Vehicle came in April for overheating. Checked vehicle. Vehicle had bad fan clutch. Replace fan clutch and belt. Vehicle back las month. Customer stated he heard noise since fan replacement 3 months ago. Drove vehicle vehicle and you could hear that the fan wa... 		View
2005 Jeep Grand Cherokee Laredo 4.7L all interior
hey jeep guys this is a wierd one the condition is this, all interior accessories work backwards as designed, with key out and in my hand door open windows, radio, sunroof, basicly all acc. work. with key inserted in lock cylinder not turned to start or run al... 		View
1993 Lexus LS400 4.0L power assist VIN: JT8UF11E2P
Steeing will have no assist on turns intermittently but most pronounced when rpm's are under 2,000. There is no audible noises ever as when fluid would be low or pump is failing.We installed a dealer rack-original one was leaking.We also installed two rebuilt ... 		View
2000 Lexus LX470 4.7L shock absorbers VIN: JT6HT00W8Y
Vehicle came in customers cleaims "bouncey". I road tested, it is indeed "bouncey". The front end seems stiff and bounces on bumps. This vehicle has the variable ride height and dampening control. The height control seems to funtion, but the dampening does no... 		View
1998 Mercedes-Benz SLK230 Kompressor 2.3L central locking system VIN: WDBKK47F2W
Custumer came in to the shop and the complaint was that the alarm system was coming on all the time while driving. The major problem was that the problem could not be identified all the time, we went and checked all door sensors, battery voltage, fuses and rel... 		View
1996 Mercury Villager GS 3.0L rear blower VIN: 4M2DV11W2T
Hello Guys.. I have a 96 Mercury Villager...came in with no rear a/c,check the rear blower motor & resistor and both are ok... front unit cools great,rear blower needs ground... checked front and rear control panels they are both ok..I have power at the blower... 		View
2007 Mini Cooper S 1.6L abs VIN: WMWMF73567
Hello This is a brand new 2007 Cooper S (R56) imported from USA. ABS, traction control and tire pressure monitoring mil are ON continously. Just turning engine on. It is not necessary to run with car to malfunction indicators go on. In fact client says at ... 		View
1996 Nissan Maxima GLE 3.0L compressor on all time VIN: JN1CA21D8T
How are you guys? We have this Nissan with customer complaint a/c not cold. Initally ran the ac system without guages hooked up. Vent temp on high blower speed would cycle between 40 and 60 degrees about every 5 minutes and would continue to do this at idle (d... 		View
2000 Nissan Xterra SE 3.3L Possible PCM or TCM VIN: 5NIED28Y2Y
Hey guys Hope anybody could help with this issue. I have a 2000 Nissan Xterra with a P1605 returning soon as its cleared. Inspected all grounds and connections at PCM. Researched Fix Data base found one technician replace the PCM to resolve the problem on a 20... 		View
2003 Nissan Altima SE 3.5L check engine light on VIN: 1N4BL11E73
check engine light on p1456 evap has very small leak with evap system code. i reset light the light and retighten the gas cap. 3 days later customer came back again.i did smoke test to evap system to see any leaks with the system and there was no leak at all a... 		View
1999 Oldsmobile Intrigue GLS 3.5L MIL Lamp on VIN: 1G3WX52H3X
This car is from a dealer so I dont know much.. I have used [...] brand scanners. I have a check engine lite all the time and there are no codes in the engine or transmission computer. live data shows the computer recognises the lite as on but no codes an... 		View
1999 Plymouth Grand Voyager Expresso 3.3L front brakes VIN: 1P4GP44G7X
Vehicle came in last month for brakes locking up. Customer stated that she had sat for a long period of time with brakes on while waiting for her child to get out of school. When she went to leave the van would not move. After she waited for the wreaker for an... 		View

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1972 American Motors Javelin 5.9L System VIN: A2C797N330
Thanks to everyone that had an old manual and took the time to reply. The concensus seems to be 2 lbs. of R12. I needed this information in order to figure out how much R-134a to use in a conversion.		 16
1992 BMW 525i 2.5L MIL Lamp on VIN: WBAHD5318N
Hi and thank you all, The ECU is the problem and have talked to the customer and told him what one of you have said about supplying ground to relay. And we are waiting to hear from him as to what he want's to do. Thanks again George		 3
1994 BMW 325i 2.5L No Start VIN: WBACB432XR
Thought I closed this one... Anyway, yes DME was wet, waiting for ok & part		 17
2000 BMW 528i 2.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WBADM42070
Thanks fellas for your recomendations but i had found a broken engine breather hose from the PCV to the bottom of the dipstick very tightly packaged under the inlet manifold i have replaced it ... Fox		 3
1992 Buick Century Custom 3.3L Cuts out, Stall VIN: IEKM38J49J
replaced pcm it ran better but stall is still there i went thru each reply and did what everyone said just to make sure i was missinhg nothing but still stalled i raised the base idle to try and eleavate customers concern and of course they don't want to spe...		 27
2003 Cadillac Escalade 6.0L Traction control VIN: 1GYEK63N23
Thanks Charles and Thomas. Rust build up under sensor mounting was culprit. Guess we got lazy, and trusted scan tool data, instead of manually checking voltages and waveforms. Looks like cadillac "desensitized" abs preactivation problem enough to finally repai...		 3
1987 Chevrolet Camaro Z28 Iroc-Z 5.7L rear hatch latch VIN: 1G1FP87FXG
thanks to all that replied.after the vehicle sat for several hours,I was surprised to see that the rear hatch had closed on it's own. This time I had an assistant use the switch in the car and I held the weight of the hatch off the latch as it opened, It works...		 4
1989 Chevrolet Camaro Iroc-Z 5.7L No Start VIN: 1G1FP2187K
THANK YOU ALL YOU TECHS OUT THERE THAT HELPED US WITH THIS ONE. HERE GOES THE FIX. WE FINALLY INSTALLED A NEW PCM (GM REMAN) AND THEN WE HAD A HARD CODE 44 BACK AND WE FOUND A LEAKING INJECTOR AT #5 CYLINDER. DON'T KNOW WHY THE INJECTOR IS LEAKING NOW BUT WE R...		 28
1997 Chevrolet Lumina 3.1L no start VIN: 2G1WL52MOV
good morning everyone thanks for all the help . i did a ohms test on the two wires go to the switch and it show broken wire going to the key switch. thanks for all the responded 		8
1997 Chevrolet Blazer 4.3L Hesitation, Misfire VIN: 1GNDT13W6V
Thank you to all for your help. In turns out that while fuel pressure was good, fuel volume was not. Replaced fuel pump and strainer, and the truck runs great! My sincere thanks to all of you that responded. Jeff		 26
2000 Chevrolet Impala 3.4L havc VIN: 2G1WF55E9Y
thank`s for help. replace control head. customer has not returned. 		6
2002 Chevrolet Silverado 2500 HD 6.6L Misfire, VIN: 1GCHK23162
thanks to all 6 replies. found the special policy on fuel injectors 7 years or 200k. advise customer. went to gm dealer. iatn is one of the useful tools to have. thanks again. robert.		 9
1996 Dodge Ram 3500 5.9L cooling system VIN: 3B7MC3352T
Wow!!! I received 10 replies to my desperate plea for help, all within 24 hours!!! You guys are awesome!!! All replies were knowledgeable, many were VERY detailed, with numerouus helpful suggestions. Many of the suggestions I had already tested or tried....		 15
1999 Dodge Intrepid 2.7L pcm VIN: 2B3HD46R0X
sorry for late response . the box as is worked without a glitch.im sorry i did not mention that the car was not eqipped with a skim module, and of course the box was not programmed for a vehicle with one .highly appreciate all responses ,scott		 7
2001 Dodge Neon ES 2.0L Dome light VIN: 1B3ES46C91
I'M SOORY IT TOOK SO LONG TO CLOSE THIS HELP REQUEST,I WAS WAITING THE CUSTOMER TO RETURN AFTER POSTING. IN HOPES OF RECIEVING INFROMATION THAT MIGHT HELP,SINCE THAN THE CUSTOMERS DAUGHTER HAS TOTALED THE VEHICLE SO WE NO LONGER NEED TO REPAIR THE PROBLEM,BUT ...		 4
2001 Dodge Ram 1500 Van 5.9L Instrument cluster VIN: 1B7HC13Z71
WOoooHoooo!!! You guys rock!. I fixed the Ram, and made the boss want an ID on iATN. It turned out to be dirt and corrosion in the ABS module connector. I unplugged what I thought couldn't possibly be the problem. Looked at it. It was dirty. Cleaned it up. T...		 13
2004 Dodge Sprinter 2500 2.7L Hesitation VIN: WD2PD74434
After a day of digging I finally herd my problem. A boost leak comming from the plastic resonator just off of the turbo. I replaced this to stop the leak and it is fixed and back on the road! Thanks to everyone that took the time to reply and try to help out!		 3
1990 Ford Bronco Custom 5.0L Poor Idle Quality, Surge VIN: 1FMEU15N7L
well i finally got this p.o.s fixed and it really did drive me nuts untill i read davids reply for california and told me to check my o2 ground. and sure enough there was a broken wire in the harness going up to the block from o2 sensor,that fixed my code lea... Trouble codes: 12 (unable to control idle at low rpms), 41 (hego not switching allways lean).		 8
1998 Ford F-150 5.4L battery VIN: 2FTRX18L7W
The final answer for the problem F-150 was to replace the drivers door pin switch in the latch area. It would intermittantly trigger the GEM module. This truck was a recent purchase and we think it probably ended up on the used car lot for this problem. We pul...		 15
2002 Ford F-150 XL 4.6L speedometer VIN: 1FTRF17W22
Thanks to everyone who took the time to read and respond to my post. The problem was the reluctor ring in the transmission had too many teeth. One response indicated I had a 4R75W transmission instead of a 4R70W. Another said the number of teeth changed in 02/...		 7
2003 Ford Windstar SE Sport 3.8L Lighting VIN: 2FMZA574X3
Thanks for all the information.I checked all the obvious things like power and grounds and looked for some wires rubbing on the body.Everything checked ok.Unfortunately,I don't have the equipment I would like to have to dig into this any further,so I'm afraid ...		 5
2005 Ford E-250 4.6L Mechanical VIN: 1FTNE24W65
Thank you all for your help. The main problem was damaged orifice tube (maybe during assembly), causing insufficient cooling at low rpm. Most of your recommendations were on target, and AGAIN I am in debt to all of you.		 22
2005 Ford E-250 5.4L Aux. A/C VIN: 1FDNS24L85
We found the auxiliary heater control valve was leaking internally and allowed coolant to flow up to the heater core. On this airport hotel shuttle van's auxiliary system, the evaporator and heater core is one unit. Replacing the control valve fixed this vehic...		 9
2001 Honda CR-V EX 2.0L Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: JHLRD78831
so it seems that once again it is communication that is the issue orignially we changed the VTEC valve -- thinking it was the VVC valve and when it did not fix it we started scratching our heads -- so the diagnosis was correct we just chaged the wrong part. S... Trouble codes: 00341.		 3
2002 Honda Civic LX 1.7L MIL Lamp on VIN: 1HGEM22562
REPLACE THE ECM WITH A USED UNIT AND REPROGRAMED. THANKS FOR THE REPLIES. MOST WERE DEAD ON. Trouble codes: P1607 (ecm/pcm failure).		 10
1988 Jeep Cherokee 4.0L fan VIN: 1JCMR7845J
THANX TO EVERYONE'S REPLY! USING A CONTACT THERMOMETER,I HAD DETERMINED THAT THE STAT WAS OPENING, BUT THE COOLANT DIDN'T SEEM TO BE FLOWING ENOUGH THRU THE RADIATOR. SO, I GUTTED A STAT, PUT IT IN & EVERYTHING WORKED PROPERLY. THE TEMPS IN THE RADIATOR CAME U...		 17
2006 Kia Sedona LX 3.8L throttle VIN: KNDMB23386
We could not duplicate, or verify the problem with this vehicle. The owner is so scared of the van she will not drive it. so I think there is something to this. I have tested all sensors involved with the throttle system, and everything is working the way i...		 7
1985 Mercedes-Benz 380SL 3.8L No Start VIN: WD8BA45C5F
I received several good replies David [...] recommended checking the wire from ign module to coil ( the wire was in great shape), Jeff suggested checking the fuel pump relay and several recommended the coil as being a trouble spot. All these checked good and we ha...		 7
2002 Mercedes-Benz C180 1.8L Mechanical VIN: WDB2037462
SORRY FOR THE DELAY GUY'S & GAL'S. AFTER STRIPPING DOWN THE TOP END WE FOUND THAT THE INLET CAM HAD JUMPED 50 DEGREES OUT OF POSITION & SURE ENOUGH BENT INLET VALVES. WE FOUND A BROKEN ROCKER ARM ON No 4 CYLINDER(INLET). FROM WHAT I CAN ASCERTAIN THE WEAR ON T...		 15
1995 Nissan Pickup XE 3.0L gas guage VIN: 1N6HD16S2S
I CALLED THE PARTS MANAGER AT THE DEALER WHERE I BOUGHT THE PUMP,AND GUESS WHAT, THEY HAD SOLD ME THE WRONG PUMP, IT FIT LIKE A GLOVE AND RAN GREAT,I GOT THE NEW PUMP THIS MORNING, OPENED THE BOX, AND READ THE RESISTANCE, 5.1 OHMS IN FULL POSITION...HOW DID 2 ...		 4
2001 Nissan Pathfinder LE 3.5L No Start VIN: JN8DR09Y41
Removed salt and sand from sending unit area. Cleaned connections. Gave vehicle back to customer to try seeing vehicle never actually died on us. Customer says so far so good. We will see what happens.		 3
2001 Nissan Pathfinder SE 3.5L Surge, idle VIN: JN8DRO7Y51
Ecm was bad, replaced everything good now. This is what I thought was bad. thanks guys! Trouble codes: P0505.		 4
2005 Nissan Altima S 2.5L No Start, MIL Lamp on VIN: 1N4AL11D15
Trouble codes: P0113 (ect sensor circuit), P0113 (ect sensor circuit), P0123 (tp sensor circuit), P0223 (tp sensor), P0217 (tp sensor circuit), P2138.		 7
2005 Nissan Altima S 2.5L MIL Lamp on VIN: 1N4AL11D65
Customer has decieded to take vehical,I did find that the rear O2 is part of the fuel control on this vehical Trouble codes: P1273.		 2
1986 Oldsmobile 98 Regency 3.8L No Start, Poor Idle Quality, Cuts out, Stall VIN: 1G3CW69BOG
Sorry for the long delay in closing. I had to make some money before losing more on this Oldsmo-Buick. I got several replies for low fuel pressure, that was ok, until running it dry once. Checked the signals to the computer from the Ignition module, all looked... Trouble codes: 44 (lean exhaust), 42 (est or bypass error).		 15
2000 Pontiac Grand Am GT 3.4L Poor Idle Quality VIN: 1G2NV52ESY
After finally getting ahold of a scanner, monitored while driving and found the TPS was working perfectly. Check the Idle control valve and found it was sticking. Replaced Idle control valve and did a relearn and is running great now. And it did set a code for...		 8
2000 Subaru Forester L 2.5L MIL Lamp on VIN: JF1SF6356Y
I decided to rehook the evap smoke machine back up to the system and found the leak. The drain valve above the canister was leaking after i activated the valve to close. I decided to replace the drain valve filter as it pretty dirty. Thanks for all the replies... Trouble codes: P0440 (evaporative emission control system malfunction).		 5
2001 Toyota Land Cruiser 4.7L a/c lines VIN: JTEHT05JX1
after dropping the spare tire cross member i trimmed about 1/4 inch from a body cushion.i was then able to snake the rear liquid line to its midway conn.without having to bend it. the local toyo dealer quoted 4497.00 for the repair.they wanted to replace the r...		 4
2002 Toyota Camry SE 2.4L 2-3 shift VIN: JTDBE32K42
Hey All,Thanks to all who replied.It ended up beeing the ecm.Back probed ecm circuit to the sl2 solenoid w\logic probe while driving and can see the hesitation in the command of the sl2 solenoid from the ecm.Replaced ecm and all is well.Thanks again Alex J.		 5
2005 Toyota Celica GT 1.8L brake pads VIN: JT2AJ82J0S
turned rotors, cleaned backing pads, flat sanded pads, lube with anti-sieze, so far so good. Thanx to ALL who replied		 9
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