DTC Description

DTC DETECTION LOGIC

DTC		M.U.T.-III SE screen terms (Trouble diagnosis content)	DTC detection condition
C1F04	48	FCM OPE COUNT LIMIT Forward Collision Mitigation system count limit)	Diagnosis condition	READY indicator: ON
			Signal (terminal)	—
			Threshold	FCM system operated 3 times within electric motor switch is ON.
			Diagnosis delay time	1 second or less

note	If “C1F04-48” detected, perform the FCM system action test and FCM system operates normally.

POSSIBLE CAUSE

FCM system operated 3 times within electric motor switch is ON.

FAIL-SAFE

The following systems are canceled.

CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

Change the power supply mode of the electric motor switch to ON (READY indicator: ON).
Perform “Read All DTCs” with M.U.T.-III SE.
Check if the “C1F04-48” is detected as the current malfunction in "Diagnostic Trouble Code" of “ICC/ADAS 2”.

Is “C1F04-48” detected as the current malfunction?

Refer to DTC Diagnosis ProcedureDiagnosis Procedure

-1 To check malfunction symptom before repair: Refer to Intermittent IncidentIntermittent Incident

-2 Confirmation after repair: INSPECTION END