Pattern Select Switch Circuit

PATTERN SELECT SWITCH CIRCUIT

CIRCUIT DESCRIPTION

The ECM memory contains the shift programs for the following patterns: NORM, PWR, SNOW, 2nd position, L position and lock-up. The ECM follows the programs depending on signals from the pattern select switch, neutral start and various other sensors. By following the programs, the ECM turns solenoid valves ON and OFF, controls transmission gear changes, and activates lock-up clutch operation.

Wiring Diagram:

Step 1 - 2:

INSPECTION PROCEDURE