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DTC Description
 
 
DTC DETECTION LOGIC
DTC No.M.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
B24F4-12Heated steering wheel relay
(Heated steering wheel relay)
Diagnosis conditionIgnition switch ON
Signal (Terminal)Heated steering wheel relay control circuit
ThresholdShort to battery
Diagnosis delay time—
 
 
POSSIBLE CAUSE
  • Heated steering wheel relay
  • A/C amp.
  • Harness or connectors (heated steering wheel relay control circuit is shorted to battery)
 
 
FAIL-SAFE
—
 
 
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With M.U.T.-III SE
  1. Ignition switch ON.
  2. Select “Self Diagnostic Result” mode of “HVAC” using M.U.T.-III SE.
  3. Check DTC.
Is DTC detected?
Refer to Diagnosis Procedure.
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END