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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 12, 2004
International Automotive Technicians' Network (iATN) - Members Only
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for Ford
Help Request Answers
1989 Ford F-250 Custom 5.8L Hesitation, Surge, Cuts out, MIL Lamp on VIN: 1FTHF26HOK
I have a 1989 f-250 with a 5.8 liter dual thermactor system. This truck has a bad buck and jerk while driving with more than 1/2 throttle. When you start off from a stop it will excel fine until about 3000 rpm then it will cut out and buck violently and the ta... Trouble codes: 44 (lean o2)
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1990 Ford F-250 Custom 7.3L Misfire VIN: 1FTHX26M8L
blue smoak, midrange miss, some at idle
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1993 Ford F-250 XL 7.5L Excessive Emissions, Poor Idle Quality, Hesitation, Poor Fuel Economy, MIL Lamp on, Black smoke VIN: 1FTHX26G7P
Code 41 when it came in, lean condition. Engine is running rich, black smoke mostly starting out with moderate to heavy acceleration. Spark plugs, fuel pressure regulator, coolant temperature sensor, all injectors and O2 sensor were replaced. Fuel pressure is ... Trouble codes: 41 (Lean HEGO sensor not switching), 42 (Rich HEGO sensor)
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1996 Ford Contour GL 2.5L vss VIN: 1FALP65L5T
Code P0500, P0171, P0174. Erratic trans shifting. Visual inspecting harness from Vss, at pigtail plug for it into main harness, on Main harness side of main harness plug, all the insulation on the three wires out of plug are deteriorated away about .250 inches...
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2001 Ford F-150 XL 4.6L low beams
No low beam headlights.All other lights are fine.After hunting down problem found no power at low beam right+left fuses.What powers this up.Thanks
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Fixes & Summaries for Ford
Fix/Summary Answers
1988 Ford F-150 Custom 5.0L Excessive Emissions, Poor Fuel Economy VIN: 2FTEF15N1J
Many thanks to all who replied,got some good tips,about six hit it right on the nose. It was an intermittent fuel pressure regulator. I had tested it three times before but never caught it acting up. Rechecked it this AM and after cycling it a few times, it pi...
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1990 Ford F-150 Custom 4.9L Stall VIN: 1FTEF14Y9L
I want to thank everyone for their (advice) input on this truck.The fix was simply to perform an injector flush along with fuel filter replacement. I used Delco X-66 with a Snap-On fuel injector machine. The truck now starts w/out stalling every morning. ...
19
1992 Ford Escort 1.8L crankshaft
Soryy guys but customer didn't want to spend any money on this car and had it towed away after sitting for two weeks. Bob
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1993 Ford Taurus LX 3.8L alternator VIN: 1FALP534XP
thanks for all the help, this one is fixed,paul from utah hit it right on,i did find a plug behind the battery that was full of corrosion it almost fell apart in my hand,i replaced it and my headache was instantly over.thanks again
8
1993 Ford E-350 Econoline 7.3L Overdrive circuit VIN: 1FTJE34M4N
Thank you all for the replies. I did not get to finish this repair. My customer took the van back home unfinished. I never got to pull codes or try other adjustments. I was out for three weeks (Stupid Surgury anyway). Thank you all for the replys. As soon as p...
7
1995 Ford Escort LX 1.9L high gear shift VIN: 3FASP13J4S
found bad ground in trunk area - when turn parking lights on - was back feeding to reverse lights going to neutral safety switch which was creating the no shift problem
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1995 Ford Thunderbird LX 4.6L 4-3 downshift VIN: 1FALP62W4S
As with most things in this bussiness, it's the simple things that I seem to over look. It ended up being a bad EPC solenoid. The transmission worked so good that I didn't check the line pressure, when I finely got around to checking the pressure it was 150 at...
5
1997 Ford F-150 XL 4.2L oil pressure VIN: 1FTDX1721V
Thanks so much for the replies, Mark [...] however hit the nail on the head. We had allready replaced the timing cover and oil pump with new, and we have never had a problem with an engine from this rebuilder.(they do top notch work)The problem was the p...
7
1997 Ford Ranger Splash 2.3L starts and stalls VIN: 1FTCR14A4V
Even though we were able to pull codes and perform koer tests the day before the vehicle would not run at all today. By forcing the engine to run with approx 3/4 throttle, data pid for maf showed .02vts. Power to MAF was ok and therefore the sensor was condemn... Trouble codes: 1460 (WOT ac relay circuit malfunction).
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2004 Ford Focus ZX5 2.0L battery VIN: 3FAFP37364
Thanks to all. The vehicle is not yet confirmed as fixed yet. The customer is still monitoring the vehicle as we speak. This may take a few weeks and I did not want to leave this file open any longer as iatn has prompted me to close. Thanks to some I was able ...
7
2001 Lincoln Navigator 5.4L awd VIN: 5LMFU28R61
This car is fixed. The rear speed sensor was pulled to ground when power was applied. This caused the power to the hall effect switchs from the gem to go to 0 volts (off on the scan tool) when the key is on. We disconnected the power (774) to the sensors one a...
2
1999 Mercury Cougar 2.5L barke lights VIN: 1ZWHT61L8X
Well hats off to IATN. After i posted went to the vehicle and started investigating and found the problem. Most if not all were correct in their post that it probally was the brake switch. I being the master tech and pcm/ecm guru @ our shop looked way beyond t...
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1999 Mercury Mountaineer 5.0L converter VIN: 4M2ZU55P6X
Thanks to all the good replies. Aaron [...] hit the nail on the head with damaged statorsupport seal. Customer oppted for a reman trans with 5 year warrenty. Known problems with this trans are tcc solinoids, separator plate gaskets, valve body and mechanical d...
7
2001 Mercury Cougar 2.0L fuel input VIN: 1ZWFT60391
I replaced the canister and the vent solenoid.This fixed the problem.We found the vent solenoid was not fully opened and believe this was the main problem. Thanx for all the help,especially Raymond,Daniel,John,and Nick. Your help was tremendously appreciated. ...
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