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DTC Description
 
 
DTC DETECTION LOGIC
DTCM.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
C1F5F78Distance sensor
(Distance sensor)
Diagnosis conditionREADY indicator: ON
Signal (terminal)—
ThresholdDistance sensor alignment is not completed
Diagnosis delay time1 second or less
 
 
POSSIBLE CAUSE
Radar alignment is off the aiming point
 
 
FAIL-SAFE
The following systems are canceled.
  • Vehicle-to-vehicle distance control mode
  • Conventional (fixed speed) cruise control mode
  • Steering wheel assistance function
  • FCM
  • PFCW
 
 
CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
  1. Change the power supply mode of the electric motor switch to ON (READY indicator: ON).
  2. Perform “Read All DTCs” with M.U.T.-III SE.
  3. Check if the “C1F5F–78” is detected as the current malfunction in "Diagnostic Trouble Code" of “ICC/ADAS 2”.
Is “C1F5F–78” detected as the current malfunction?
Refer to DTC Diagnosis Procedure.
-1To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident.
-2Confirmation after repair: INSPECTION END