Bluegrass1: (in Engine & Fuel Enginnering Forum)
Great response !
I now much better understand the mechanism of the control and diagnostic system and what is giving me the delayed 1-2 upshift and also then setting off the 646 error code in my 2wd 95 Explorer 4R55E transmission. Re if its...
Hi:
I have a 95 Ford Explorer, 4.0L, 2wd, with 4R55E tranny, with non reprogramable EEC-IV computer part number F5TF-12A650-ARC having calibration code 5-58B-R10. I am getting a delayed tranny shift from 1st to 2nd and no engine braking when in manual 2nd. 3/4 Od light flashes and error code...