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Prev Professional Automotive Repair Technical Discussions for September 7, 2007
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Open Help Requests for Ford
Help Request Answers
1992 Ford Crown Victoria 4.6L Left Cylinder Head
Customer complaint is that the car runs rough, bucks and lacks power. I test drove and verified that the engine was misfiring. The tune up parts looked pretty old so i removed and inspected the plugs and wires. I found that the #5 spark plug tube was filled wi...
1994 Ford Mustang 3.8L No Start, Cuts out, Stall VIN: 1FALP444XR
need help from any ford guys out there, have this mustang that will run for about 3 to 4 mins when cold and then die. when it dies we lose injector pulse at the pcm. also keeps setting po320 pip input malfunction code. i'n not real falmiliar with this ford sys... Trouble codes: P0320
1994 Ford Mustang GT 5.0L Poor Idle Quality, Stall, MIL Lamp on VIN: 1FALP45T0R
hello, this stang has the ck eng lite on after warm up. it will sometimes blink. the scanner is showing the throttle position sensor changing between 0v and 1.04v, its all over the place. the vref voltage is fixed at 6.65v, but intermently going to 14v, but ch... Trouble codes: 998 (koer), 122 (koer tp signal low)
1998 Ford Taurus LX 3.0L ss3 VIN: 1FAP52U9WA
Customer came in with ck. eng light on Checked codes with scanner found code PO500 speed sensor fault and code PO503 vss intermitant. Removed speed sensor found gear hard to move and replaced. Cleared code and drove speedo works now no problem.Drove car home w...
2002 Ford F-250 Super Duty Lariat 5.4L speedo, ABS lite VIN: 1FTNX21L62
Hello, I have this F250 that turns on the ABS lite when it want's to , speedo drops out for a split second and goes back to normal, no code in any of the modules, tried new speed sensor in rear axle, does same thing, speed sensor send signal to ABS module, ABS...
2002 Ford Explorer Sport Trac XL 4.0L MIL Lamp on VIN: 1FMZU77E12
Here is my question... Fuel pump in this returnless system is always commanded at 100% even when its already running with too much pressure and rich. I know the pump module is bad but Im not sure that would explane why the pump is comanded 100% on all the time... Trouble codes: P0175, P0172
2002 Ford Explorer XLT 4.0L rear driveline VIN: 1FMZU73EX2
customer has had rear differential carrier replaced and transfer case replaced. has snapping,cracking noise when shifting park to drive or revesre to drive and slight acceleration with foot on brake. have inspected all bushings, mounts, crossmember, etc.. can ...
2003 Ford Taurus LX 3.0L Instrument cluster warning lights VIN: 1FAFP55U53
Hello, Customer complaint is that SOMETIMES engine may stlumble, and then the instrument cluster warning lights come on, as if doing a bulb check after starting car. Also the engine has stalled at idle a couple of times and then the warning lights flash on, an...
2003 Ford Expedition Eddie Bauer 5.4L starter VIN: 1FMFU18L83
This truck would occasionally "wing off" while starting. The starter drive would disengage during cranking. We replaced the starter with a rebuilt one and it started doing it after just a couple of days. We swapped it two more times and had it do this to us in...
2005 Ford Crown Victoria 4.6L Misfire, MIL Lamp on VIN: 2FAFP71W25
Need assistance. 2005 Crown Victoria police pursuit. It continues to reset P0305 #5 cylinder misfire. Engine compression is 135 psi on #5. Replaced spark plug. Switched coil. Switched injector. Still resets code P0305. Scan tool data shows no misfire while dri... Trouble codes: P0305 (5 cylinder misire)
1992 Lincoln Town Car 4.6L air ride conversion VIN: 1LNLM8W5NY
Customer brought in a 1992 towncar with a rear air spring susspenion wanting to convert it to reg coil springs I know there are kits for these but I also heard you can just use off the shelf coil springs is that true has anyone one done this??? any help would ...

Fixes & Summaries for Ford
Fix/Summary Answers
1997 Ford Taurus SHO 3.4L MIL Lamp on VIN: 1FALP54N5V
Thanks to the few of you that replied to my help request!!The customer called back after we installed a new solenoid (the correct one)and after about a week and a half the light is still off!If the vehicle does come back again I beleive that Dennis in New York... Trouble codes: P0411.
2002 Ford F-150 King Ranch 5.4L Poor Idle Quality, Hesitation, Misfire VIN: 1FTRW07L52
Jay and Kevin were right on. It was a coil (cylinder #5). I used mode $06 on my scan tool to locate the coil that was misfiring. It had a few thousand misfires, but was below the max limit to set the check engine light. Replaced the coil and no more proble...
2003 Ford F-150 King Ranch 5.4L whistle VIN: 1FTRW08L83
After running the gamut on this truck we were finally able to isolate the issue to the vent hose from the front differential had been run to vacuum...FROM THE FACTORY. It just took 141k for it to starting whistling.
2005 Ford Expedition XLS 5.4L starter fuse
I posted before I got the car back to me hoping to get so info frist. Started to check wiring and found the wire to the stater rubbed through at the ac line by the pass side valve cover. thanks to all that replied.
2003 Mercury Marauder 4.6L Vents VIN: 2MEHM75V83
We got the car to act up in the shop finally. Actual air flow would seep out defrost & heat. Vac. to control head was 20". Found output vac. barely 2" in any settings. As some suggested we replaced control head & problem was solved. Thanks again for all sugges...
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