Idle Switch Circuit

Idle Switch Circuit (1MZ-FE)

CIRCUIT DESCRIPTION
When the idle switch is turned ON, a signal is sent to the ECU. The ECU uses this signal to enable accurate cruise control at the set speed quickly. If the idle switch is malfunctioning, problem symptoms also occur in the engine, so also inspect the engine.

Wiring Diagram:

INSPECTION PROCEDURE

Step 1:

Step 2:

Step 3: