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Prev Professional Automotive Repair Technical Discussions for January 29, 2006
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Open Help Requests for Ford
Help Request Answers
1994 Ford F-150 XL 4.9L MIL Lamp on VIN: 1FTDF15Y8R
Engine starts and idles good. If you power brake it with 1/4 throttle or more it will chug severely. Also the overdrive light blinks on and off any time the engine is running. Fuel pressure stays at 58 psi under load. Testing ignition shows sufficient spark ... Trouble codes: 624 (Electronic Pressure Control)
1997 Ford F-150 4.6L interior lights
door ajar light stays on intermittantly so do the dome lights gem module replaced 2 times cannot get problem to stay long enough to diagnosis. will go off going down road most of the time between 3-6 minutes
2003 Ford Crown Victoria 4.6L Engine overheats sets DTC's VIN: 2FAHP71W03
Hello all gracious enough to share there advice, We are having a heck of a time diagnosing this 03 Ford Crown Vic, overheats intermittanly and never when we have it in the shop, cannot duplicate problem at all. Problem happens aprox. every 1000 miles and 1-2 w...
1993 Lincoln Mark VIII 4.6L No Start VIN: 1LNLM91VXP
Originally towed in with a crank and no start. Other garage had replaced the crank sensor. Initial testing found that none of the EEC relay powered items were being powered and there was no communication with the PCM. Tested the Variable Control Relay Module a...
2002 Lincoln Town Car 4.6L Speedometer - Instrument cluster VIN: 1L1FM81W52
Hi. Limousine here has intermittent speedometer operation. No problems at initial start up and for about the first 3 miles of driving, then no speedometer operation. Analog speedo goes to 0mph, odometer and "distance to empty" feature disappears. Electronic di...

Fixes & Summaries for Ford
Fix/Summary Answers
1989 Ford Thunderbird 3.8L Poor Idle Quality, Hesitation, Surge, Stall, Misfire, MIL Lamp on VIN: 1FABP604XK
Hey guys, Sorry for the delay on closing this one but I wanted to make sure that it was fixed, well kind of. Thanks for the replies. After I posted the help request I hooked up a break out box to the computerand hooked up both my 4 channel labscope and my bo...
1993 Ford Explorer Eddie Bauer 4.0L Excessive Emissions, MIL Lamp on VIN: 1FMCU24X2P
Hi and thanks to those who replied. I checked engine compression low 170 high 190. Compression test ok. Then I removed upper intake so I could flow test injectors on car fuel pressure drop test. Fuel pressure was at 44 psi and went to 37 psi. Got a 7 psi drop ... Trouble codes: 137 (KOER- indicates Bank 2 system rich), 177 (CONT- code Indicates bank 2 EGO rich), 111 (KOEO- system pass).
1994 Ford Explorer Eddie Bauer 4.0L No Start VIN: 1FMDU34X8R
Well i finally found the problem with the no start condtion,i went through all my testing again i checked the cam sensor it had voltage coming out of it in the cranking postion,bybass the fuel pump relay,had fuel to the fuel rail,checked the eec relay it was g...
1994 Ford Explorer Eddie Bauer 4.0L MIL Lamp on VIN: 1FMDU32X3R
Thanks for the replies. Special thanks to John from Missouri. I was able to determine that the circuit was not responding. I decided to try another new DPFE before going any further. Alas,the problem is solved. Nothing like a defective new part to through you ... Trouble codes: P0332 (EGR flow insufficient).
1995 Mercury Grand Marquis LS 4.6L MIL Lamp on VIN: 2MELM75W1S
Hello All Just wanted to thank everyone who replied to this one. Car finally returned to shop for us to look further and as most everyone replying had assumed, the PCV tube had a small hole in it at the back of the intake causing the lean codes. We ordered a n... Trouble codes: P0171, P0174 (System Too Lean Bank 2).
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