Transmission Control System

DTC P0850 PARK/NEUTRAL SWITCH INPUT CIRCUIT

CIRCUIT DESCRIPTION

DTC Detecting Condition (1MZ-FE):

The park/neutral position switch detects the shift lever position and sends signals to the ECM.

The ECM receives signals (PNP SW, REVERSE, DRIVE, 2ND and LOW) from the park/neutral position switch.

Wiring Diagram (1MZ-FE):

Step 1 - 2:

Step 3:

INSPECTION PROCEDURE