Intelligent Key Unit

POWER SUPPLY AND GROUND CIRCUIT


INTELLIGENT KEY UNIT : Diagnosis Procedure

1.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.





2. Disconnect Intelligent Key unit connector.
3. Check voltage between Intelligent Key unit harness connector
M70 terminals 6, 11 and ground.





Is the inspection result normal?
YES - GO TO 2
NO - Repair or replace Intelligent Key unit power supply circuit.
2.CHECK GROUND CIRCUIT





Check continuity between Intelligent Key unit harness connector
M70 terminal 12 and ground.

12 - Ground : Continuity should exist.

Is the inspection result normal?
YES - Power supply and ground circuits are OK.
NO - Repair or replace the Intelligent Key unit ground circuit.