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DTC Description
 
 
DTC DETECTION LOGIC
DTC No.M.U.T.-III SE screen items
(Trouble diagnosis content)
DTC detecting condition
B2F71-24Stop light
(Stop light)
Diagnosis conditionIgnition switch ON
Signal (terminal)Stop light switch 1 signal
ThresholdWhen stop light switch 1 signal is input even though the brake pedal is not depressed
Diagnosis delay time10 hours or more
 
 
POSSIBLE CAUSE
  • Harness or connectors
    (Stop light switch circuit is open or shorted)
  • Stop light switch
  • Fuse
  • BCM
 
 
FAIL-SAFE
 
 
CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
  1. Depress brake pedal 10 hours or more.
  2. Ignition switch ON.
  3. Check DTC in “Self Diagnostic Result” mode of “BCM” using M.U.T.-III SE.
Is DTC detected?
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END