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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for December 2, 2009
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for Ford
Help Request Answers
1987 Ford Mustang LX 5.0L No Start, Stall VIN: 1FABP40E1H
i have a mustang that sometimes will not start. other times stalls but will restart, idle & stall.when no start won`t restart unless spout connector is disconected cuts off when reconnected.when no start good wave form on pip&spout signals to pcm but no tach s...
1989 Ford F-350 Custom 7.3L 2-3 shift VIN: 2FTHF36N3K
Ok im going crazy on this one, ive got a f350 89 with a e4od that came in with a transmission trouble. Had to shift the 1 and 2 manual then third would slip, if left in D the transmission would start in third gear. Checked the TP has the fuel pump has been cha...
1991 Ford F-250 XLT Lariat 5.8L Hesitation, Stall VIN: 1FTHF26H2M
This thing idles fine, the codes never returned after I cleared them. The problem persists, I disconnected the vacuum to the EGR valve & the canister purge, no change. Checked the PIP waveform, this is stepped, but that seems normal, checked the IAT (OK), I ch... Trouble codes: 22 (KOEO on demand Baro/MAP), 24 (KOEO on demand intake air temperature sensor), 26 (KOEO on demand canister purge), 31 (KOEO keep alive ECM or EGR), 12 (KOER RPM or idle speed), 65 (KOER no closed loop)
1997 Ford Taurus LX 3.0L MIL Lamp on VIN: 1FALP58S3V
I replaced the purge valve for this code (would set intermittently) with a dealer part, TWICE. Tested the wiring under an electrical load - the wiring to the purge valve connector tests good, both the power wire from the splice, and the ground wire to the pcm ... Trouble codes: P0443 (evap purge system circuit fault)
1997 Ford Contour GL 2.0L No Start VIN: 1FALP6538V
Came in as a starts and dies. I never had it running at all. Good pulse,spark, compression 135-150 all cyl, flywheel looks ok, no codes, has fuel pressure, shows rpm reading on 2 diff scanners. It "pops back" thru throttle body lice if the timing was off or sp...
2000 Ford Mustang GT 4.6L Stall VIN: 1FAFP45X1Y
I have this 2000 GT that is causing some grief. Looking to the helpful techs on iAtn for some guidance. This vehicle has no codes and passes KOEO and KOER tests. It also has never stalled going down the road, etc. Only once in a while when attempting to fire i...
2003 Ford Focus LX 2.0L reverse VIN: 1FAFP33P73
customer said there was no reverse took it to ford to be looked at they told them they needed to do teardown and check internals so we went and got a used trans and ended up with the same results,anyone heard or seen this I did all the pinpoint tests and its l...
2004 Ford F-150 XLT 5.4L no throttle respons VIN: 1FTPW12534
push on gas pedal have no response. ran live data with modis and have codes p2104/p2112. tech had worked on for two days with no answer..hes checked the apps signal voltages when appling pedal pressure and releasing and their all in range and isnt sure what to... Trouble codes: P2104, P2112
2004 Ford Freestar 3.9L Misfire, MIL Lamp on VIN: 2FMZA51604
Van came in with a lean code and misfire on number 5. We know the problems with 5.4's and bad spark plugs.Could this be the same thing? We have checked compression on number 5 and it is 120 pounds. I moved number 4 spark plug to number and vice versa and the m... Trouble codes: P0174, P0305 (Misfire on number 5)
2004 Ford F-150 FX4 5.4L No Start VIN: 1FTPW14564
Calling all Ford Techs. Sounds like it wants to start the when you first hit the key, then nothing. I hit the key this morning and it fired up but cannot get it to turn over again. Fuel pressure ok, injector pulse ok, spark ok, no codes, TP and APP match and ...
2005 Ford Escape XLT 3.0L radio dispay VIN: 1FMYU93185
We are working on this escape and the display on the stereo does not light up when the lights are turned on. All the buttons and controls light up. In the day you can see the display but at night with no back light not visible. Talked to ford parts, unsure if ...
2006 Ford Escape XLT 3.0L dash light VIN: 1FMYU93186
The vehicle was brought to me because air bag light on. Found one trouble code (B2292), which relates to the driver's seatbelt pretensioner. Diagnosis lead to discovery that the pretensioner had been discharged and had excessive resistance. Once replaced, the ...
1998 Lincoln Town Car 4.6L Misfire
changed fuel pump two weeks ago. let runnuing great. came back with idle rough and misfire under load. clean injectors checked plugs and replace coil boots. fixed rough idle and misfire. but engine bucks around 40 mph then is smooth. also smooth when you take ...
2003 Lincoln Town Car 4.6L power steering VIN: 1LNHM82W93
Hey techs need some help on this one. Customer said steering is tight sometimes. I could get it to only do it when you start the car for about two seconds. Boss said to put a power steering pump on it and flush it out and add Lucas to it. I did the work and it...
2003 Mercury Mountaineer 4.6L oil gauge VIN: 4M2DU86W73
hi - truck came in with a random low oil pressure message and gauge reading zero also the temp gauge goes to zero. while driving the gauge goes to zero and the message flashes low oil pressure for for just a second or two then returns to normal. replaced oil p...

Fixes & Summaries for Ford
Fix/Summary Answers
1984 Ford Bronco II 2.8L Excessive Emissions, Misfire VIN: 1FMCU14S9E
Thanks for all the replies, Found the power valve leaking in to intake. Rebuild carb, now the thing hits on all cylinders and brought the emissions readings closer to what they should be. However The cat is dead, but it should pass smog with a new cat. Trouble codes: 21 (ect higher or lower than spec), 23 (tps higher or lower than spec), 31 (evp lower than min volts), 41 (lack of o2 switch lean bank 1).
1990 Ford Thunderbird Super Coupe 3.8L Poor Idle Quality, Stall VIN: 1FAPP64R1L
All aftermarket parts were switched back to OE with no change in preformance. IAC was clean and functioning, ECT was reading correctly. Based on the noise from the supercharger we recommended a replacment one be installed. Customer declined any further repairs...
1997 Ford E-350 Econoline 7.3L Poor Idle Quality, Surge, Cuts out, MIL Lamp on VIN: 1FDKE30F4V
thank to you guys input found ipc sensor floating in eng oil replaced sensor and connector clear codes and road test ok at this time thanks to all Andy Trouble codes: P1391, P1392, P0603, P1211, P0705.
2002 Ford F-250 Super Duty XL 5.4L Stall, Misfire, MIL Lamp on VIN: 1FTNX20L02
After carefully considering all the responses, many of which pointed to cam timing, we pulled the front cover and took a look at the RH timing chain. Found that the tensioner wasn't keeping chain tight and the RH cam was out of time. New chains, guides, & tens... Trouble codes: P0305 (5 misfire), P0307 (7 misfire), P0308 (8 misfire).
2003 Ford F-350 Super Duty XL 6.0L No Start, Poor Idle Quality, Stall, Misfire VIN: 1FDWF36P43
Thanks everyone for the help. After doing everything that I listed above. I still had a dead miss but no contribution codes. I figure I would start pulling injector connectors one at a time until I find one with no change. I started with #7 at that ended up be... Trouble codes: P0263 (Cyl 1 contribution), P0274 (Cyl 4 contribution), P0275 (Cyl 5 contribution), P0401 (EGR Insufficient flow detected), P0528 (Fan sensor no signal).
2003 Ford E-550 Super Duty Custom 7.3L engine oil leak VIN: 1FDAE55F83
Sorry for the late reply. This one is finally fixed. After much cleaning with multiple cans of brake clean and engine shampoo, we got this thing totally clean. We then were able to trace the leak to one of the oil pressure lines in the valley of the engine. Th...
2005 Ford F-150 XL 4.6L Mechanical VIN: 1FTRX14W85
Thanks to everyone for their time and effort. Mathew from Alabama was correct. There was an issue with the rear limited slip differential/clutch pack. Removed the rear diff cover and I immediately could see unusual wear marks on the gears. Additionally the...
1995 Lincoln Continental Signature 4.6L No Start VIN: 1LNLM97V3S
Good day fellow Techs. Finally the ole' lincoln is running. Thanks to all who took the time to reply with information and ideas. A couple of Techs stressed the point of looking for a bad wire or wires in the harnesses that run along the inner front fenders on ...
1999 Mercury Cougar V6 2.5L No Start VIN: 1ZWFT61LXX
Thank you all for helpful diagnosis advice. Replaced the ECU, all OK now. Trouble codes: P1519, P0302, P0303.
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