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DTC Description
 
 
DTC DETECTION LOGIC
DTC No. M.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
B1341-17 Head unit
(Head unit)
Diagnosis conditionWhen ignition switch is ON
Signal (terminal)AV control unit power supply circuit
Threshold19.0 V or more
Diagnosis delay time1.5 seconds or more
 
 
POSSIBLE CAUSE
  • Charging system malfunction
  • AV control unit
 
 
FAIL-SAFE
  • Do not display on screen.
  • Audio output is stopped.
 
 
CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With M.U.T.-III SE
  1. Turn ignition switch ON.
  2. Turn ignition switch OFF and wait for 4 minutes.
  3. Turn ignition switch ON and wait at least 1 minute or more.
  4. Select “Self Diagnostic Result” mode of “MULTI AV” using M.U.T.-III SE.
  5. Check DTC.
Is DTC B1341-17 detected?
Proceed to Diagnosis Procedure.
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END