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Prev Professional Automotive Repair Technical Discussions for May 24, 2006
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Open Help Requests for Ford
Help Request Answers
1978 Ford Bronco Custom 6.6L Backup lights VIN: U15SLBH422
I need your help again, you all were very helpful in the past, on this truck. The back up lights are not working, I have checked all the fuses. I need to know which wires on the TR switch, on the side of the trans, are for the backup lights. Any help would be ...
1993 Ford Taurus GL 3.0L Hesitation, Surge, Stall VIN: 1FACP52U0P
Ok Ford guys, I need your help on this one. Customer brought car in complaining that it would hesitate, stumble, and stall. It would only do every couple of months, and has been a problem for 2-3 years. The vehicle has been to 2 other shops here in town, befor...
1997 Ford F-250 XL 7.5L Stall VIN: 1FTHX26G4V
Hi this ford runs fine it has had promblems in the past like fuel pumps netural safety sw. coil the latest is now when driving on expressway the truck will die but you can restart it also did it at idling at the shop. I had the fuel press. tester hook up and t...
1997 Ford Contour GL 2.0L misfire #4 cyl and lean mixture code VIN: 1FALP6537V
having a problem with 1997 contour, came in running rough, code for 1 & 4 misfire, replaced coil with known good coil, replaced spark plugs & wires. test drove found code for #4 misfire and lean mixture. replaced #4plug,plug wire, & coil pack, still same probl...
1997 Ford F-150 Lariat 4.6L MIL Lamp on VIN: 1FTDX18WXV
This problem started about two weeks ago, Upon my first go around I pulled the coads and found a t.s.b. regaurding this problem. It said to check the play in the internal speedo gear. I removed the tailshaft and the gear was bad. Replaced it thought problem w... Trouble codes: P0503, P1500
1999 Ford Econoline Super Duty Custom 6.8L Cuts out, Stall VIN: 1FDXE40S8X
Hello, thank you in advance. While driving the van it stalls. I have used a labscope to watch cam, crank, tps, low amp probe on fuel pump,ign. coil, and inj. the only thing that seems to drop out is injector pulse. Using a labscope I looked at voltage compared...
1999 Ford Taurus SE 3.0L Surge VIN: 1FAFP53USX
This is a government job (Brother inlaw) that two Ford dealers and two shops didn't fix. 1999 Taurus 3.0L U motor AX4S Transmission. The problem is that if you let the car idle in OD or D ranges, the engine will surge, more like someone is goosing the gas but ...
2000 Ford Explorer XLS 4.0L spark plug VIN: 1FMDU71XX4
second time in 6 mos this ford has burned off the porcelean and the electrode on number 3 cylinder only. anyone have any ideas. after plug is replaced it runs fine. it is a bosch platinum 2 (r3) maybe i should not run bosch plugs???
2000 Ford F-250 Super Duty XL 6.8L timing chain
I got a 6.8L that had a blown head gasket. I had the heads redone at a machine shop. My problem is on the timing chain installation. Alldata states to set crank key way to the 12 "0" clock position, set the cam gear mark at the 12 "0" clock position left head,...
2001 Ford F-250 Super Duty Lariat 7.3L No Start, Stall VIN: 1FTNW21F41
The vehicle will only start once a day & runs for about 30 seconds, then acts like it runs out of fuel. It won't start again the rest of the day. Don't have experience with Powerstrokes, so don't know where to go from here. Everything we've checked on fuel del... Trouble codes: P0605, P0603
2005 Ford F-150 FX4 5.4L compressor clutch VIN: 1FTPW14555
i am working on a problem child i already called the ford hotline and to no help they were they told me that it was because there was no freon in the compressor my problem is that the pcm is not grounding the ac clutch i had spare ac clutch relays and diodes r...
1992 Mercury Grand Marquis GS 4.6L speedometer VIN: 2MECM74W6N
The speedometer works, but the odometer does not. I'm looking for a speedometer assembly. Ford says discontinued. I could find one in a wrecking yard, but only as a last resort. Does anybody know of a place that repairs or sells repaired speedometers? Thank y...
1995 Mercury Sable GS 3.8L Mechanical VIN: 1MELM55U7S
Thanks in advance, This sable station wagon will not stop well under hard brake application. It will not lock up the wheels. Master has been replaced and manual bleed . Brakes are good all the way around . Thanks Mike [...]

Fixes & Summaries for Ford
Fix/Summary Answers
1991 Ford Ranger Custom 2.3L Mechanical
Thanks for all the replies Got the truck back in yesterday,started with a basic inspection and noticed one of the rear wheel cylinders seemed to be fairly tight,so we pulled them out and found they were full of rust and dirt.When we tried to bleed the new cy...
1996 Ford Windstar GL 3.8L abs module VIN: 2FMDA5140T
hi im sorry for the slow fix response. i replaced the right front and right rear sensors no help. then removed left rear sensor which looks new and polished it and then the pedal stopped going low due to abs activating. thanks for all the help bye.
1998 Ford Expedition Eddie Bauer 5.4L dome lights VIN: 1FMEU17L9W
Truck is fixed, thanks for the replies. In short, the battery saver relay supplies power for many lights-map, dome and underhood lights etc. None of the lights illuminate until a switch is turned 'on' or connected. What we found was that inside the overhead co...
2000 Ford F-250 Super Duty Lariat 6.8L No Start VIN: 1FTNX21SXY
thanks to everybody for your help. it turned out to be a shorted wire to power in the harness from pcm to crank sensor. that is why i had 9 v at one wire at crank sensor. i check continuity in the test that alldata supplied and was fine but it did not have a t... Trouble codes: P0500 (data output line to ipc error).
2000 Ford F-150 Lariat 5.4L no power VIN: 1FTPX18LXY
FIX..THANKS FOR THE INPUT,MOST OF ALL TO CHUCK [...],HE GOT ME THINKING AND POINTED IN THE RIGHT DIRECTION 'It may be helpful to know what the maf reading is at the ecm. The difference between the meters too.' I COMPARED THE READINGS AT PCM FROM THE MAF,TO T...
2001 Ford Expedition Eddie Bauer 5.4L MIL Lamp on VIN: 1FMPU18L51
Some great replies, I really think think the upstream o2 sensors may be to blame here. The customer has not brought the vehicle back yet, but I'm sure he will and when he does I will update once it is fixed. Thanks again to all!!! Trouble codes: P0171 (p0174-), P0174 (testing and results).
2001 Ford F-250 Super Duty Lariat 6.8L Monitors won't run VIN: 3FTNW21S71
Mike [...] nailed it. Just because it looks, acts, and talks like an OBDII vehicle, doesn't necessarily mean it IS an OBDII vehicle. The monitors probably aren't enabled because it's heavy duty (8800GVW). The underhood sticker only says, 'Conforms to U.S. E...
2002 Ford F-150 King Ranch 4.6L possible vac canister VIN: 1FTRW07672
well thanks to all that offered there help but tom you got it i pinpointed it to be the control head and it was that i like to bust hotline balls also to all you ford dealership techs and i like that this avaliable to us and we can all help each other out. t...
2004 Ford Taurus SE 3.0L battery VIN: 1FAFP53U54
well it looks like this one is fixed. thanks again to all that replied. there are a lot more replies to this than i thaught there would be. anyway, for the fix, i was wrong when i thaught the new fuse box/gem module we installed did not fix it. but it did. we ...
2002 Mercury Sable GS 3.0L starter circuit VIN: 1MEAM550S0
Thank you for all your help. Nick from Ohio nailed this one. I connected the dvom to the PCM power relay at the battery junction box. Terminal #5 red wire. Also connected another dvom to same relay but terminal #3 dark green/orange wire. Set up both dvom insid...
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