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Diagnostic Procedure

DTC B14F0:92 (VEHICLE CONTROL MODULE) DIAGNOSTIC PROCEDURE

Step Inspection Results Action
1 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.
2 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.
3 VERIFY OTHER DTCs RELATED TO FORWARD SENSING CAMERA (FSC) 
  • Perform the DTC inspection for the vehicle control module (VCM). (See DTC INSPECTION .)
  • Are other DTCs related to the forward sensing camera (FSC) displayed?
 Yes Repair the malfunctioning location according to the applicable DTC troubleshooting. (See DTC TABLE [VEHICLE CONTROL MODULE (US)] .)
No Go to the next step.
4 VERIFY ALL SYSTEM DTCs 
  • Perform a CMDTC self-test using the M-MDS. (See DTC INSPECTION .)
  • Are any DTCs displayed other than the forward sensing camera (FSC) module?
 Yes Repair the malfunctioning location according to the applicable DTC troubleshooting.
No Go to the next step.
5 VERIFY FORWARD SENSING CAMERA (FSC) OPERATION RECORD 
  • Verify the forward sensing camera (FSC) operation record using the M-MDS.
  • Is there an operation record?
 Yes Explain the conditions to the customer referring to the forward sensing camera (FSC) operation record.
No Go to the next step.
6 VERIFY WINDSHIELD FOGGING OR SOILING 
  • Verify if the windshield is fogged or dirty.
  • Is the windshield fogged or dirty?
 Yes Clear the fogging or remove the dirt from the windshield and perform the repair completion verification.
No Go to the next step.
7 VERIFY FORWARD SENSING CAMERA (FSC) LENS FOGGING OR SOILING 
  • Verify if the forward sensing camera (FSC) lens is fogged or dirty.
  • Is the forward sensing camera (FSC) lens fogged or dirty?
 Yes Clear the fogging or remove the dirt from the forward sensing camera (FSC) lens and perform the repair completion verification.
No Go to the next step.
8 PERFORM YAW RATE INITIAL SETTING FOR VEHICLE CONTROL MODULE (VCM) 
  • Perform the yaw rate initial setting for the vehicle control module (VCM) using the M-MDS. (See VCM INITIAL SETTING .)
  • Switch the ignition OFF
  • Clear the DTC recorded in the memory. (See CLEARING DTC .)
  • Switch the ignition ON (engine off or on) and wait for 3 min or more.
  • 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.
9 VERIFY REPEATABILITY 
  • Install/connect the part removed/disconnected during the troubleshooting procedure.
  • Clear the DTC recorded in the memory. (See CLEARING DTC .)
  • Switch the ignition ON (engine off or on) and wait for 3 min or more.
  • Perform the DTC inspection for the vehicle control module (VCM). (See DTC INSPECTION .)
  • Is the same Pending DTC present?
 Yes If other DTC is displayed simultaneously 
If other DTC is not displayed simultaneously 
  • Go to the next step.
No Go to repair completion verification 2.
10 VERIFY FORWARD SENSING CAMERA (FSC) OPERATION RECORD 
  • Verify the forward sensing camera (FSC) operation record using the M-MDS.
  • Is there an operation record?
 Yes Explain the conditions to the customer referring to the forward sensing camera (FSC) operation record.
No Go to the next step.
11 PERFORM FORWARD SENSING CAMERA (FSC) AIMING 
  • Perform the forward sensing camera (FSC) aiming. (See FORWARD SENSING CAMERA (FSC) AIMING .)
  • Switch the ignition OFF, and then switch it ON (engine off or on).
  • Clear the DTC recorded in the memory. (See CLEARING DTC .)
  • Switch the ignition ON (engine off or on) and wait for 3 min or more.
  • 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.
12 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 .)
  • Switch the ignition ON (engine off or on) and wait for 3 min or more.
  • 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 Perform the [ACTION FOR NON-REPEATABLE MALFUNCTION]. (See TROUBLESHOOTING PROCEDURE [(US)] .)
If DTC is displayed 
  • Repeat the diagnosis from Step 1.
If DTC is not displayed 
  • 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 .)
  • Switch the ignition ON (engine off or on) and wait for 3 min or more.
  • 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 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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