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Prev Professional Automotive Repair Technical Discussions for March 22, 2007
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Open Help Requests for Ford
Help Request Answers
1993 Ford Ranger STX 3.0L Poor Idle Quality, Stall, MIL Lamp on VIN: 1FTCR14UXP
Customer recently had the Mass Air Flow sensor replaced at another shop. The check engine lamp came on and the engine died approximately 1/2 hour after leaving the repair shop while driving on the freeway. Customer states that the engine starts but dies immidi... Trouble codes: 157 (Mass Air Flow sensor circuit below minimum Voltage)
1995 Ford Explorer Eddie Bauer 4.0L speedometer VIN: 1FMDU34X2S
Hello Fellow Techs. I have some conflicting information for the operation of the speedometer. Accroding to Mitchell it says the speed module gets its reference from the rear abs sensor then tells the speedo in the dash how fast to read. I then pulled a wiring...
1995 Ford Escort 1.9L Poor Idle Quality VIN: 1F252L5746
I am seeking some information on how to idle this vehicle down. I replace the idle-air control solenoid. The vehicle still idles between 2,000-3000 rpms unless I unplug the solenoid. Any suggestions?
1997 Ford F-150 4.6L Stall VIN: 1FTDX1861N
Hello. This vehical came in with a severe misfire. DTC Po302 was present. #2 plug wire and spark plug were completely compromised. Carbon tracking had produced a very easy to see burn.Filters,PCV,plugs and wires were replaced using FOMOCO parts. Also a LOF was...
1997 Ford Ranger STX 3.0L Cuts out, Stall VIN: 1FTCR15U0V
This is the Head scratchier! This vehicle is really a Mazda B3000, which you savvy techs know is really a Ford Ranger, built in the good ol USA with some Mazda trim. The problem is when the vehicle is at cruising speed and you turn on the air conditioner the...
1999 Ford F-250 Super Duty Lariat 5.4L rotors? VIN: 1FTNX21LZX
Boy ths is my month for weird ones! just get rid of one nightmare and in rolls another. Truck came in for alot of work.Anyway we did brakes all around among other things,and we finished the brakes and road tested.Left front brake has a thumping noise when you ...
2001 Ford Windstar SE Sport 3.8L MIL Lamp on, unknown VIN: 2FMZA57491
this one is a pain in the #ss it came in originally with a belt sqeel and we eventually figured out it was the cmp "shaft" siezing up. i was given the job and i replaced the shaft with a new one and a new cmp sensor.NOTE: when i put it in i used the tool but i... Trouble codes: P1309, P0171, P0174
2002 Ford Expedition XLT 5.4L stays locked in 4wd VIN: 1FMPU16L72
Greetings everyone. This Expedition stays in 4WD. The switch on the dash works normally. You can here the shift motor work when you do move the switch. Have checked motor function with NGS, everything works OK there. I have ran pinpoint test to a certain point...
2006 Ford F-450 Super Duty XLT 6.8L Trailer Brakes VIN: 1FDXW46Y56
Tried isolating the problem sensor by unplugging brake pedal sensor, pressure sensor, swithed relays, cannot find brake trailer control module to check power inputs and outputs. Orange wire to center of trailer connector has constant power causing the trailer ...
2006 Ford E-350 Super Duty 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTSE34L56
The vehicle came back after initial repair for same complaint. No AC. Checked again, and P0356 in memory. I've run the flow chart for that code, and the results are no problem found. In fact this coil and plug are firing just like all the rest. A noid light in... Trouble codes: P0356 (Ignition coil pri/sec circuit failure)
1998 Lincoln Town Car 4.6L Right Cyl. Head VIN: 1LNFM81W7W
Hi Techs, I have a 4.6L SOHC engine that has blown out the No. 4 spark and we could not get an insert in to repair it so I am in the process of removing the head,which I have never did before and it is quite an experience to get apart so far. I have the timing...
2002 Lincoln LS 3.0L traction con VIN: 1LNHM86S82
hello and thanks for taking the time to read this,we had the rear wheels and brake calipers off the car and were running the car in drive without deactivating the traction system when the traction control pushed the caliper pistons out and emptied the brake sy...

Fixes & Summaries for Ford
Fix/Summary Answers
1996 Ford Ranger Splash 4.0L over drive lock up VIN: 1FTCR14X9T
hey guys, haven't had time to get it back to the trans shop yet, though i have been talking to them on the phone, and they have been looking into the problem with there tech hotline, as soon as a repair has been peformed i will write back. Thanks for all the s...
1998 Ford F-150 XL 4.2L MIL Lamp on VIN: 1FTZX1721W
Well we are fixed. From the responses I ended up with 3 for pcv sticking, 2 for iac,the rest were for throttle body leaking, reset ecm memory and general vacum leaks. Tony hit it right on, there is a 90 degree rubber nipple under the throttle body. It connects... Trouble codes: 1506 (IAC overspeed error).
1999 Ford Windstar SE 3.8L Hesitation, Stall, Misfire VIN: 2FM2A514XX
Hi all, Thank you all for your great replies. Jon [...] hit it right on the head by telling me to check for broken valve springs. We pulled the rear valve cover and sure enough had a broken spring. Put a new spring in and the car is running great. Thanks aga... Trouble codes: P, 1116 (ect out of range), P0171, P0174, P0302, P0303.
2000 Ford F-150 XL 4.6L Cuts out VIN: 1FTRF17W8Y
thanks for all the great ideas! the truck needed a new torque converter, installing a factory reman. transmission. again, thanks for the help
2000 Ford F-150 XL 4.2L MIL Lamp on VIN: 1FTZX1723Y
Thank you all for the responses. Just when you think you have a handle on how a vehicle com. works, it proves you wrong. We replaced upper intake gasket. This intake does not have insulator bolts. Nothing changed in the computer in regards to the baro readings... Trouble codes: P0171 (Lean Bank-1), P0174 (Lean Bank-2).
2001 Ford F-350 Super Duty XL 7.3L Poor Idle Quality, Hesitation, Cuts out VIN: 1FWW32F01E
Sorry I took so long to close this one. I switched the IDM with a donor truck and it cured the problem. Still no codes or signs that the IDM was bad. Thanks to all that replied.
2002 Ford Windstar LX 3.8L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 2FMZA55422
thanks to all that gave me input . along the way way i found a couple problems on this one. it was a weak coil pack on cyl#6 it fired but weak on this van i was able to reach anything on rear bank to know for certain which cylinders were affected but 2 and 4 w... Trouble codes: P0171, P0302, P0303, P0306, P0316.
2003 Ford Excursion Limited 7.3L No Start VIN: 1FMSU43F93
Thanks for all the ideas. many of the ideas were posted more than once. Here is a quick summary. Low pressure oil pump, Check valve, Cracked pickup tube, Injector O-rings or injectors bad. I had the truck for a week and could't get it to not start, so we decid...
1996 Mercury Cougar XR-7 4.6L Cuts out VIN: 1MELM62W7T
CUSTOMER CALLED TODAY THEY TRADED THE CAR OFF. Many replies said tcc shudder and missfire. One replied to the fuel pressure dipping at sametime as cutout. this car is not going to be fixed as it has been traded off to the dealer. Thanks for the help.
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