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Prev Professional Automotive Repair Technical Discussions for July 25, 2008
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Open Help Requests for Ford
Help Request Answers
1999 Ford Escort ZX2 Hot Coupe 2.0L MIL Lamp on VIN: 3FAKP1138X
Vehicle came into shop running hot pushing coolant out of overflow and mil light flashing. I have replaced thermostat but have not run vehicle yet. Im trying to diagnose po302, po303, po300. Mil starts flashing after vehicle warms up. It does not seem to have ... Trouble codes: P0302, P0303, P0300
2001 Ford Focus LX 2.0L Anti-theft VIN: 1FAFP33P12
this car came to me the other day and it customer said it has a no crank no start issue.one thing i noticed was the odometer did not show the current mileage just (---) and now (currently)it shows the mileage, so the first thing i did is test the starter and i...
2001 Ford Taurus SE 2-Valve 3.0L starter VIN: 1FAFP55U41
I am unfamiliar with this factory anti theft system. Someone tried to steal the car and busted up the ignition cylinder. We put in a new ford cylinder, and now the key turns-fuel pump runs-but no crank. The theft light flashes rapidly. The transponder for sens...
2005 Ford F-450 Super Duty Lariat 6.0L alternator VIN: 1FDXF46P95
please help i have 2 05 ford f450 6.0 diesels that are tow trucks and both have charging problems! we have put on 2 alts each veh and still have bad diodes and 12.5 volts with everthing on and with it just idling its at 13.6 so we keep trying diff brand alts a...
1991 Mercury Grand Marquis LS 5.0L Excessive Emissions, Poor Idle Quality, Surge VIN: 2MECM75F4M
Vehicle is idling like it has a vacuum leak(surging and running rough) but is running rich to the point where it is blowing black soot out of the tail pipe and fouling all 8 spark plugs with soot. I have replaced the EGR, MAP,IAC,and computer temp sensor. The ...
1998 Mercury Mystique GS 2.0L cooling fans VIN: 1MELM6537W
Hello techs! This Mercury Mystique overheats because the cooling fans will not come on. I saw in the archives where they had a problem with the fans running continuously, but that is not our problem. The fans will operate when you disconnect the coolant temp s...

Fixes & Summaries for Ford
Fix/Summary Answers
1973 Ford Thunderbird 460CID fuel overflow VIN: 22J87A1302
wow thanks guys, i took the carb apart 3 times, it was still overflowing, needle and seat where shutting off the flow of fuel ok when unbolted (blowing air through with my mouth). i noticed marks on the float that indicated it was hanging up on a part of the b...
1996 Ford Mustang SVT Cobra 4.6L Excessive Emissions, Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1FALP47VOT
well i would first like to thank everyone for your great ideas. well the fix was right in front of me the entire time. both front o2 sensors were bad. causing the crazy fuel trims after doing some research i found that ford computers heavily rely on the o2 sen... Trouble codes: P0174.
1997 Ford F-150 4.2L No Start VIN: 1FTZF1724W
thank you guys for the good infoe.i had a wireing diagram,should of read it better.but all put me in the right direction.i had no power when you turn key on at pcm pin 86 had power on fuse .put power to pin 86 everthing worked except wire to coil pack.so what...
1998 Ford E-250 Econoline 5.4L Alarm or PCM? VIN: 1FDPE24L4W
Hi everyone. I'm happy to report that this vehicle is fixed. As it turned out, it was the fuel pump relay, the idle control valve, and something in the transmission that were clicking. I discovered that the relay was functioning properly, though it was being ...
1999 Ford Windstar LX 3.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2FMZA5144X
Thank you very much for the info guys.As alway very helpful. Customer has declined repairs. I feel that is most likely some sort of internal manifold leak especially since the 2 cyl affected 6&3 are back to back(but only p0306 and no lean codes)I suggested to ... Trouble codes: 306 (Misfire cyl 6).
2005 Ford F-250 Super Duty XL 6.0L blower motor VIN: 1FTSW21PO5
i ended up replacing the speed control unit, the voltage on green white was out of spec, just over 2 volts, as far as i remember it was like 2.12 volts and the control was only like 30.00, i still don,t understand why if i varied power to that signal wire it w...
1993 Lincoln Mark VIII 4.6L Cruise Control VIN: 1LNLM91V2P
Hi all. Thanks for replying to my request. I am still trying to get the owner to bring this vehicle back for additional testing. (I think he's one of the people that think anything can be repaired by turning a couple screws or replacing a fuse) However...
2005 Lincoln LS Luxury 3.0L MIL Lamp on VIN: 1LNHM86S75
Found problem. Had to get the bugs out as in bug stuck deep in airflow sensor.
2001 Mercury Cougar 2.5L Poor Idle Quality VIN: 1ZWFT61L71
With all of the replies suggesting Idle Air Control motor, who was I to argue! Installation of the new IAC solved the howling, and idle quality issues. According to most of the replies, this is a common issue with Fords. The speed, accuracy and professional...
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