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DTC Description
 
 
DTC DETECTION LOGIC
DTC No.M.U.T.-III SE screen items
(Trouble diagnosis content)
DTC Detection Condition
U1CA6-02Front right seat heater communication
(Front seat heater RH communication)
Diagnosis conditionREADY indicator: ON
Signal (terminal)LIN (heated seat) signal (terminal #45)
Threshold A/C amp. is not transmitting or receiving LIN communication with front seat heater RH
Diagnosis delay time2 seconds or more.
 
 
POSSIBLE CAUSE
  • Fuse
  • Harness or connectors (Front seat heater RH circuit is open or short to ground)
  • Front seat cushion heater RH
  • A/C amp.
 
 
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. Check “Self-diagnosis” of “HVAC” using M.U.T.-III SE.
Is DTC detected?
Refer to Diagnosis Procedure.
-1To check malfunction symptom before repair: Refer to Intermittent Incident.
-2Confirmation after repair: INSPECTION END