Wednesday, January 30, 2013

FORD/MAZDA - F4A-EL/F4EAT UPSHIFTS 1-3 IN DRIVE

COMPLAINT:
Vehicles equipped with F4A-EL or F4EAT exhibit, what seems like, a 1-3 upshift in the “Overdrive” or “Drive  ranges after overhaul.

CAUSE:
The cause may be, the 1-2 shift solenoid wire was placed into the Lock- up Solenoid and the Lockup Solenoid wire was placed into the l-2 Shift Solenoid. When the solenoids are connected backwards it produces a 1 -Lockup-3 upshift.

CORRECTION:
Refer to the color code and solenoid application chart in Figure 1 to correctly identify and connect each solenoid.

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