Diagnosis Procedure
1.
PERFORM DTC CONFIRMATION PROCEDURE AGAIN
With M.U.T.-III SE
Turn ignition switch ON.
Erase DTC.
Perform DTC confirmation procedure again. Refer to
DTC Description
.
Is DTC B1309-12 detected again?
Replace AV control unit. Refer to
Removal and Installation
.
INSPECTION END
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With M.U.T.-III SE
.
Replace AV control unit. Refer to Removal and Installation.
INSPECTION END