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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 23, 2021
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for Ford
Help Request Answers
1999 Ford F-150 Lariat 4.6L transfer case VIN: 1FTRX08W0X
Initial faults present: P1820, P1828, P1850, P1854, P1858, P1838, P1867. Confirm 4wdHi indicator displayed but is in 2wd mechanically and wont' perform any shifts as commanded. Test and confirm 4wd switch fails - has power & ground to it but resistance val...

Fixes & Summaries for Ford
Fix/Summary Answers
2014 Ford Mustang 3.7L Poor Idle Quality VIN: 1ZVBP8AM0E
Hey guys, thanks all that replied. So I flashed the pcm using the as-built data and it fixed it all. Idles smooth and camshaft advance values hover around 0-5 degrees at idle. Appears that my first PCM flash didn't stick or the file was corrupted.
1992 Mercury Grand Marquis LS 4.6L w/s wipers VIN: 2MECM75W8N
Thanks for all the replies,I appreciate all. I finally found, under the dash, the wiper control module/governor and I replaced it. Now everything works fine. Had some trouble finding one for that age vehicle. Thanks again. BOB in North Dakota.
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