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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 28, 2007
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
1998 Cadillac Eldorado ESC 4.6L No Start VIN: 1G6EL12Y7W
Here we go again.Northstar Eldorado towed in.Found NO fuel psi.Spark+injector pulse ok.So I frist checked fuses.Get to the fuel pump fuse no power .Checked pump relay and its doing its 3 sec prime but not sending 12 to pump.Went ahead and checked for power at ...
1992 Chevrolet S10 2.8L Oil pressure, seat belt light, and radio VIN: 1GCCS14R6N
Hey everybody got a funny one put exhaust on this truck and when customer left Radio start popping, check engine light was going on and off, oil pressure would drop real low and seat belt light and buzzer were going off, clears up and happens every few minutes...
1995 Chevrolet Blazer 4.3L no spark VIN: 1GNCT18W9S
this blazer has no spark. the dist., dist. cap and rotor, coil, module, crank sensor,cam sensor, and ecm has been changed. the ignition switch tests good. if you put voltage to the "B" terminal of the module like the test says with the key on, you get spark. t...
1998 Chevrolet C1500 Cheyenne 5.7L No Start VIN: 2GCEC19R5W
This truck came in as a no start after hot soak. We scanned it no codes. Ran truck for an hour let it set for an hour and it would not start. Tested fuel pressure it is 65 psi while cranking. Had good spark while cranking but no injection pulse. Had ignition v...
2000 Chevrolet Tahoe LT 5.3L 2nd gear slip VIN: 1GNEK13T5Y
My customer came with a check engine light on. I pulled codes and found po751. Went to alldata and it said it was possibly a shift solenoid bad. I replaced all the solenoids on valve body and filter and fluid also. Cleared codes and let her have it. It came ba...
2001 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on, low power under load VIN: 1GCHK29191
truck appears to be somewhat down on power all the time but with even very light load (one dirt bike in bed)it will turn on mil and go into limp in mode and set po93. can also induce po 93 intermittantly unloaded with very hard acceleration. freeze frame data ... Trouble codes: P0093
2001 Chevrolet Cavalier 2.2L cooling fan VIN: 1GIJC52441
1999 Chrysler Town & Country LX 3.8L Starter VIN: 1C4GP54L9X
Hello to all IATN techs.What I have here is from another shop.I have a no crank condition,No response from bcm and no response from mic.When I try to check dtcs with drb111 i get a warning messege that states PLEASE NOTE THAT FUEL IS SHUT OFF DUE TO VTSS.I nev...
1998 Dodge Ram 3500 5.9L Cuts out, Stall VIN: 63WM242972
truck came in with a stalls when you put in gear complaint, it will stall when you put in drive or reverse but will restart, customer also says the idle is too high. the truck will drive down the street ok. would not restart after we put a fuel filter on the t... Trouble codes: P0236, P0238, P1693
2002 Ford Windstar SE 3.8L MIL Lamp on VIN: 2FMZA52482
Cust. was travelling and CHECK ENGINE light came on.Scanned and found PO135.B1S1 Heater malfunction..Had aftermarket sensor. installed.Light came back on and was refered to me.I installed Ford unit , cleared code and cust. left .Cust returned next morning with... Trouble codes: P0135
1999 Honda Civic EX 1.6L srs VIN: 1HGEJ8244X
Alldata says the srs check connector is in the right kick panel glove box area, can't find it. I found the erase connector, no problem and I found a post here for jumping the 4 and 9 pins on the ALDL, tried that but that didn't work. can someone please tell me...
1995 Mercedes-Benz C280 2.8L Stall VIN: WDBHA28E1S
checked for codes, none stored. checked for vacuum leaks, none found.have had problems communicating with computer, using snap-on scanner.
1995 Mercedes-Benz C220 2.2L timing chain VIN: WDBHA22EOS
replaced head, putting on timing chain tensioner, tensioner can be fully depressed, tensioner bottoms out and over tightens chain, checked guides and pins everything looks okay, when screwing in tensioner chain is very tight and engine is very hard to turn ove...
1998 Mercedes-Benz C280 2.8L Stall VIN: WDBHA29G7W
Hello MB gurus: Customer claims vehicle will drive fine for half an hour or so and then die at a stop sign and will not restart for perhaps up to an hour. Says is getting worse, and now will only drive for less than a mile before stopping. I am leaning heav... Trouble codes: P0455 (Leak Evap system. Pr. Snsr Volt.S), P1570 (Drive autorization system DAS to ECM interrupted N3/10)
1995 Mitsubishi 3000GT 3.0L Unknown VIN: JA3AM84JXS
This vehicle was brought to me on a wrecker. No forward or reverse gears. The fluid was full but BLACK!! I am no means a transmission expert, I know enough to pass the test. I figure it needs a transmission. The customer supplied me with a "used" transmission...
1995 Oldsmobile Aurora 4.0L Surge, Stall VIN: 1G3GR62CO5
Hey all! Car came in for stalling. Plugs/wires were bad - replaced. Car will stall if I take my foot off the gas pedal too fast, and will also stall at idle (in drive - after a couple of minutes in the same spot) 50% of the time. All codes listed here were in ... Trouble codes: 22 (TPS Circuit Open), 30 (Idle Speed Control Actuator Slow or Inop), 56 (Turbine Shaft Speed Sensor Circuit), 70 (Intermittent TPS Signal), 73 (Intermittent Engine Coolant Temp Sensor), 95 (Engine Stall Detected)
1998 Oldsmobile Intrigue 3.8L security lite VIN: 1G3WH52K6W
I replaced the water pump on this olds,now it will not run. It did before I put the pump on. It has a code p1626 (theft deterrent start enable signal lost)I have checked all power and grounds on pcm and bcm all ok. Check pass lock resistor,check all fuses ok. ...
2000 Oldsmobile Bravada 4.3L Cuts out VIN: 1GHDT13WXY
hello guys, this car is my son's. on a 40 min. trip it will start to lose power on acceleration start to pop and then die. it will crank and not start. has fuel pressure. if you let it sit for several hours and return , it will start right up. it just had a n...
2006 Other European 430 Challeng 4.3L Engine VIN: ZFFEX63X00
Hello all. I need some technical input here. This car was purchased as a delivery mileage car, but later we find it had 4000kms, plus five races under its belt. We took the car to test first time, putting on maybe 100kms, all seemed fine, but a little low on p...
1995 Pontiac Trans Sport 3.8L Hesitation, Surge, Cuts out, Stall VIN: 1G34G5778U
so far p0101 came back as maf sensor low there is 5.54 reference volts to sensors ,starts fine but does studer then stall starts right back up, asking if anyone has had this on the 3.8 any help thanked ahead of time. Trouble codes: P0101, P0406
1998 Pontiac Firebird 5.7L Cuts out, Stall
After start up, car will run good with no misfires for about 5 - 10 seconds and then just shut off. Feels like the ignition was just turned off. As stated, no theft system problem is detected, car has good fuel pressure and the crank sensor was changed because...
2000 Pontiac Grand Prix GT 3.8L Blower Motor VIN: 1G2WP52K8Y
Heater/Air Cond. fan (blower) motor will run, than if you turn the speed down i.e. from high to low or med it will stop, also if its running heat or a/c mode, dosnt matter have it running on high speed turn the ignition off and than on again fan will not resta...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1997 Audi A4 2.8L left turn signal VIN: WAUDD6801W
sorry for late closing. thanks for all who respond and was help me alot but i changed turn signal switch it start working fine thanks agine
1998 BMW 318ti 1.9L Misfire VIN: WBACG8327W
We struggled a bit with this one, especially with the price of replacement parts. This has a coil pack that contained all four coils. We replaced plugs and wires when the vehicle first came in and the majority of the performance problems went away. It still ho...
2003 Chevrolet Astro 4.3L alternator VIN: 1GNDM19X33
Thanks for all the replies turns out the red main cable i tested had 12 volts with the vehicle not running but i finally tested it with vehicle running and it dropped to 4 volts i jumpered it with 12 volts and started charging thanks for all the help
2002 Chrysler Sebring LXi 2.7L 1-2 shift VIN: 1C3EL56R82
Sorry about taking so long to close, was on honeymoon for 2 weeks, the problem ended up being internal clutch pack failure, a rebuilt trans fixed the symptom, the varying cvi's were due to the comp trying to compensate for the long shift speeds, again, thanks ...
1996 Ford Explorer Eddie Bauer 5.0L Surge, Stall VIN: 1FMDU35P3T
Thanks for all the input. I changed out the relay as per a Ford Tech I talked to. So far so good, has not happened again. Relay did not look bad when I opened it up.
1999 Ford Escort ZX2 Hot Coupe 2.0L comp. clutch control VIN: 3FAKP1137X
Sorry to close without a fix. No further testing could be done. The customer didn't want to continue. To answer about the 2pin swtich on the drier, it was OK-open at 26psi/closed at45psi.Jumping it makes no difference.Thanks anyway.
1995 GMC K3500 Sierra SL 6.5L Stall VIN: 1GTHK39F0S
well I said before the problem was fixed with the air filter replacement. The issue with the history codes not reseting is still not resolved. The owner has decided that until it has a performance issue we will waitto do anything. Thanks again for all the resp... Trouble codes: 62 (low boost pressure current code), 58 (TFT sensor circuit low history code), 73 (pressure control solenoid circuitcurrent error history code), 74 (trans input speed sensor circuit history code), 85 (undefined ratio error history code), 86 (low ratio error history code).
2000 GMC Sonoma SL 2.2L MIL Lamp on VIN: 1GTCS1959Y
Thanks for the suggestions. This truck has not returned for me to follow up on the problem, so as of right now I guess I will just have to wait and see. I received suggestions about finding one online and someone else said that they cleaned their own, but neit... Trouble codes: P1078, P0179 (Fuel Composition Sensor High Voltage).
2001 Mercedes-Benz S500 5.0L air conditioner VIN: EDBNG75J91
The pressure regulator switch was stuck on open. Replaced switch and erased all the codes. The air blows out ICY COLD!! I could not of fixed this without all the help you guys gave me. Special thanks to Scott [...]!!!
2001 Mercedes-Benz ML430 4.3L ignition key VIN: 4JGAB72E01
Replaced ignition interlock cable, problem solved and customer is very happy. Part only cost about $43 from dealer and labor time is 2.1hrs. Actually only takes about 30 minutes to replace. Everyone who replied was correct. Thanks very much! Remove center cons...
2002 Mercedes-Benz S430 4.3L air bag VIN: WDBNG70J12
Dave lead me to the correct solution, the repair was a defective clockspring which i suspected but according to dave testing the clockspring might be inconclusive. Dave also recommend to use a 2 ohm resistor to substitute the air bag for testing the circuit.Da...
1995 Nissan Maxima GLE 3.0L Hesitation, Cuts out, Stall, MIL Lamp on VIN: JN1CA21D4S
Ok it was the ECM it appeared wet under console from stoped up AC drain tube, replaced with working used unit and could then pull the same code (34 - knock sensor) from all three places (OBD II, Nis2 beside fuse panel and by turning screw on ECM). Checked knoc... Trouble codes: P0325 (knock sensor).
2000 Pontiac Grand Prix GT 3.8L No Start VIN: 1G2WP12K8Y
The device at the steering column had a broken wire at the connector.. I had to relearn the key with 3 ten minute cycles before it worked.. Thanks,, I was looking for a 'thieft' light on the display.. Never mind the big red one on the dash, I was definitel... Trouble codes: P0131 (O2 Low bank 1), P0171 (lean bank 1), P0300 (misfire occured), P1106 (MAP intermitent high), P1326 (Theift fuel signal lost), P1811 (fuel trims at maximum adapts).
2001 Pontiac Aztek 3.4L windshield wipers VIN: 3G7DA03E61
Customer finally gave me some time to sort this out, so I disconnected the linkage from motor and motor works through all speeds. The wiper linkage pivots were tight, especially left side. Replaced with new linkage. Feel foolish for opening a request, but give...
2000 Toyota Corolla CE 1.8L Hesitation, Surge, Cuts out, Stall VIN: 2T1BR12EE0
hello and thanks again to everyone that replied. Most of you sugested to clean the maf sensor. I did just that and the car runs like a top. I had cleaned it before but did not realize the heat wire diode was up in the unit. I cleaned a little bulb looking diod... Trouble codes: P0172 (bank one rich).
1998 Volkswagen rialta 2.8L relay clicking VIN: WV3AH8706W
2003 Volkswagen GTI 1.8L Cooling Systems VIN: 9BWDEG1543
yes a done deal -not a home run but a double -we will take it. it was the plastic impellar on the water pump , in my 47 yrs fixing cars never had a car not boil over and lose anti -freeze with the overflow , rad and hoses reading 175 and the internal eng at 26...
1992 Volvo 960 2.9L converter VIN: YV1KW9500N
Hi guys, Thanks for all your replies in regards to my sick volvo. Sorry for a long period of time.I have been busy with summer chores and family vacation. I think I have some good news to share. I was pretty sure I had a sticking solenoid valve in the valve b...
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