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DTC Description
 
 
DTC DETECTION LOGIC
DTCM.U.T.-III SE screen items (Trouble diagnosis content)DTC detection condition
B272A-49CENTER SENSOR [FL]
(Center sensor [FL])
Diagnosis conditionWhen ignition switch is ON
Signal (terminal)—
ThresholdSonar control unit is internal malfunctioning
Diagnosis delay time4 seconds or more
 
 
POSSIBLE CAUSE
Sonar control unit
 
 
FAIL-SAFE
Stop the obstacle detection function
 
 
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 at least 30 seconds.
  3. Turn ignition switch ON and wait at least 30 seconds or more.
  4. Select “Self Diagnostic Result” mode of “SONAR” using M.U.T.-III SE.
  5. Check the DTC.
Is DTC “B272A–49” detected?
Refer to Diagnosis Procedure.
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END