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DTC Description
 
 
DTC DETECTION LOGIC
DTC No.M.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
B24F4-14Heated steering wheel relay
(Heated steering wheel relay)
Diagnosis conditionWhen electric motor switch is ON
Signal (Terminal)Heated steering wheel relay control circuit
ThresholdOpen or short to ground
Diagnosis delay time—
 
 
POSSIBLE CAUSE
  • Heated steering wheel relay
  • A/C amp.
  • Harness or connectors (heated steering wheel relay control circuit is open or shorted to ground)
 
 
FAIL-SAFE
—
 
 
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With M.U.T.-III SE
  1. Change the power supply mode of the electric motor switch to ON (READY indicator: ON).
  2. Select “Diagnostic Trouble Code” 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