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DTC Description
 
 
DTC DETECTION LOGIC
DTC No.M.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detected condition
B2231-17Battery voltage
(Battery voltage)
Diagnosis conditionWhen ignition switch is ON.
Signal (terminal)Battery power supply
Threshold16 V or more
Diagnosis delay time—
 
 
POSSIBLE CAUSE
Battery voltage is too high.
 
 
FAIL-SAFE
—
 
 
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
  1. Turn ignition switch ON and wait for 2 seconds or more.
  2. Check “Self Diagnostic Result” of “METER/M&A.”
Is DTC B2231-17 detected?
Refer to Diagnosis Procedure.
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END