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DTC Description
 
 
DTC DETECTION LOGIC
DTC No. M.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
C2521-83 ECM
(Engine control module)
Diagnosis condition When ignition switch is ON.
Signal (terminal) -
Threshold Front camera unit detects that ECM has a malfunction.
Diagnosis delay time 1 seconds or more
 
 
POSSIBLE CAUSE
ECM
 
 
FAIL-SAFE
The following functions are suspended.
  • Vehicle-to-vehicle distance control mode
  • Conven tional (fixed speed) cruise control mode
  • Steering wheel assistance function
  • AEB
  • LDW
  • LDP
  • Active Blind Spot Assist [ABSA]
  • TSR
 
 
CONFIRMATION PROCEDURE
1.CHECK DTC PRIORITY
If DTC “C2521-83” is displayed with Network-DTC, first diagnose the Network-DTC.
Is applicable DTC detected?
Perform diagnosis of applicable. Refer to DTC IndexDTC Index .
.
 
2.PERFORM DTC CONFIRMATION PROCEDURE
  1. Start the engine.
  2. Perform “Read All DTCs” with M.U.T.-III SE.
  3. Check if the “C2521-83” is detected as the current malfunction on the self-diagnosis results of “LANE CAMERA”.
Is “C2521-83” 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