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Diagnostic Procedure

DTC B14F0:51 [VEHICLE CONTROL MODULE] DIAGNOSTIC PROCEDURE

Step Inspection Results Action
1 VERIFY REPLACEMENT RECORD OF FORWARD SENSING CAMERA (FSC)
  • Before performing the troubleshooting diagnostic procedure this time, verify if the forward sensing camera (FSC) was replaced.
  • Was the forward sensing camera (FSC) replaced?
 Yes After re-implementing the required servicing when replacing the forward sensing camera (FSC) in accordance with forward sensing camera (FSC) removal/installation, perform the repair completion verification procedure.
(See FORWARD SENSING CAMERA (FSC) REMOVAL/INSTALLATION .)
No Go to the next step.
2 INSPECT VEHICLE CONTROL MODULE (VCM) AND BODY CONTROL MODULE (BCM) FOR MALFUNCTION
  • Perform the DTC inspection for the vehicle control module (VCM) and the body control module (BCM). (See DTC INSPECTION .)
  • Is a DTC related to an internal malfunction displayed?
 Yes Repair the malfunctioning location according to the applicable DTC troubleshooting.
(See DTC TABLE [VEHICLE CONTROL MODULE (US)] .)
(See DTC TABLE [BODY CONTROL MODULE (BCM) (US)] .)
No Go to the next step.
3 INSPECT FORWARD SENSING CAMERA (FSC) FOR MALFUNCTION
  • Perform the DTC inspection for the forward sensing camera (FSC). (See DTC INSPECTION .)
  • Is a DTC displayed?
 Yes Repair the malfunctioning location according to the applicable DTC troubleshooting.
(See DTC TABLE [FORWARD SENSING CAMERA (FSC) (US)] .)
No Go to the next step.
4 VERIFY VEHICLE CONTROL MODULE (VCM) DTCs
  • Switch the ignition OFF, and then switch it ON (engine off).
  • Clear the DTC recorded in the memory. (See CLEARING DTC .)
  • Perform the DTC inspection for the vehicle control module (VCM). (See DTC INSPECTION .)
  • Is the same Pending DTC present?
 Yes Go to the next step.
No Go to repair completion verification 2.
5 VERIFY BODY CONTROL MODULE (BCM) DTCs
  • Clear the DTC recorded in the memory. (See CLEARING DTC .)
  • Perform the DTC inspection for the body control module (BCM). (See DTC INSPECTION .)
  • Is a DTC displayed?
 Yes Repair the malfunctioning location according to the applicable DTC troubleshooting.
(See DTC TABLE [BODY CONTROL MODULE (BCM) (US)] .)
No Go to the next step.
6 INSPECT FORWARD SENSING CAMERA (FSC) FOR MALFUNCTION DEPENDING ON REPEATABILITY
  • Install/connect the part removed/disconnected during the troubleshooting procedure.
  • Clear the DTC recorded in the memory. (See CLEARING DTC .)
  • Perform the DTC inspection for the vehicle control module (VCM). (See DTC INSPECTION .)
  • Is the same Pending DTC present?
 Yes Go to the next step.
No Go to repair completion verification 2.
7 RESET BODY CONTROL MODULE (BCM) CONFIGURATION DATA
  • Using the M-MDS, perform the body control module (BCM) configuration. (See CONFIGURATION .)
  • Clear the DTC recorded in the memory. (See CLEARING DTC .)
  • Perform the DTC inspection for the vehicle control module (VCM). (See DTC INSPECTION .)
  • Is the same Pending DTC present?
 Yes Refer to the controller area network (CAN) malfunction diagnosis flow to inspect for a CAN communication error.
(See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW (US) .)
If the CAN communication is normal, replace the forward sensing camera (FSC) and perform the repair completion verification.
(See FORWARD SENSING CAMERA (FSC) REMOVAL/INSTALLATION .)
No Go to repair completion verification 2.
Repair completion verification 1 VERIFY THAT VEHICLE IS REPAIRED
  • Install/connect the part removed/disconnected during the troubleshooting procedure.
  • Clear the DTC recorded in the memory. (See CLEARING DTC .)
  • Perform the DTC inspection for the vehicle control module (VCM). (See DTC INSPECTION .)
  • Is the same Pending DTC present?
 Yes Refer to the controller area network (CAN) malfunction diagnosis flow to inspect for a CAN communication error. (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW (US) .)
If the CAN communication is normal, perform the diagnosis from Step 1.
No Go to the next step.
Repair completion verification 2 VERIFY IF FORWARD SENSING CAMERA (FSC) AIMING PROCEDURE AND CONFIGURATION WORK WERE PERFORMED
  • Were the forward sensing camera (FSC) aiming procedure and the configuration work performed within the troubleshooting diagnosis procedure this time?
 Yes Go to the next step.
No Perform the forward sensing camera (FSC) aiming procedure and the configuration work.
(See FORWARD SENSING CAMERA (FSC) AIMING .)
Go to the next step.
Repair completion verification 3 VERIFY IF OTHER DTC IS DISPLAYED
  • Perform the DTC inspection. (See DTC INSPECTION .)
  • Are any other DTCs displayed?
 Yes Repair the malfunctioning location according to the applicable DTC troubleshooting.
No DTC troubleshooting completed.
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