Ranger 4WD V6-3.0L VIN U (1997)
Shift Solenoid: Description and Operation
4R44E
DESCRIPTION:
Three on/off solenoids are used for electronically controlled shift scheduling. The three solenoids are located on the main control assembly. The
solenoids are two-way, normally open style. Solenoids SS1, SS2, and SS3 provide gear selection of 1st through 4th by controlling the pressure of
the three shift valves.
SS1 SYMPTOMS:
Improper gear selection depending on failure mode and manual lever position. Failed ON-1st and 2nd. Failed OFF-2nd, 3rd and 4th gears only.
DIAGNOSTIC TROUBLE CODES:
P0750*, P0751**, P0731**, P0732**, P0733**, P0734**.
SS2 SYMPTOMS:
Improper gear selection depending on failure mode and manual lever position.
Failed ON-2nd gear only.
Failed OFF-1st,3rd and 4th gears only.
DIAGNOSTIC TROUBLE CODES:
P0755*, P0756**, P0731**, P0732**, P0733**, P0734**.
SS3 SYMPTOMS:
Improper gear selection depending on failure mode and manual lever position.
Failed ON-No engine braking, 4th gear and incorrect gear ratios.
Failed OFF-1st,2nd,3rd only.
DIAGNOSTIC TROUBLE CODES:
P0760*, P0761**, P0733**, P0734**.
*
Output circuit check, generated only by electrical conditions.
** May also be generated by a non-electrical transmission hardware condition.
