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DTC Diagnosis Procedure

PERFORM DTC CONFIRMATION PROCEDURE AGAIN
1. Turn ignition switch ON.
2. Erase DTC.
3. Perform DTC confirmation procedure again. Refer to Confirmation Procedure .
Is DTC B13CF-73 detected?

YES

Replace AV control unit. Refer to AV CONTROL UNIT : Removal & Installation .

NO

Repair or replace harness or connectors.