DTC Description
DTC DETECTION LOGIC
DTC No.
M.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
B13CF-73
Control switch
(Control switch)
Diagnosis condition
When ignition switch is ON
Signal (terminal)
—
Threshold
—
Diagnosis delay time
30 seconds or more
POSSIBLE CAUSE
AV control unit
FAIL-SAFE
If a button jam exists, the complete device is locked for 3 minutes.
CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
With M.U.T.-III SE
Turn ignition switch ON.
Turn ignition switch OFF and wait for 4 minutes.
Turn ignition switch ON and wait at least 1 minute or more.
Select “Self Diagnostic Result” mode of “MULTI AV” using M.U.T.-III SE.
Check DTC.
Is DTC B13CF-73 detected?
Proceed to
Diagnosis Procedure
.
-1
To check malfunction symptom before repair: Refer to Intermittent Incident
Intermittent Incident
.
-2
Confirmation after repair: INSPECTION END