Driving Support DTC Troubleshooting Index
NOTE: For the multipurpose camera unit, different indicators may be lit for the same DTCs depending on which functions are in operation at the time of DTC stores. Make sure to check following DTCs with asterisks before Troubleshoot them.

DTC
Detection Item
Indicator
ACC
CMBS
LKAS
RDM
Brake System (Amber)
Driver's Seat Belt Buckle Switch (Subfault) Fault Detection By SRS Unit
ON*5
OFF
OFF
ON*5
ON
ACC Brake Control Temporarily Prohibited
OFF
OFF
OFF
OFF
OFF
Brake Light Drive Relay Circuit Malfunction
ON*5
ON*5
OFF
ON*5
ON
Dynamic Camera Aiming Incomplete
BLINK
BLINK
BLINK
BLINK
OFF
Static Camera Aiming Incomplete
BLINK
BLINK
BLINK
BLINK
OFF
Dust or Dirt On The Camera
OFF
ON
OFF
ON
OFF
LDW/RDM Switch Signal Circuit Short
OFF
OFF
OFF
ON*5
ON
LDW/RDM Switch Signal Circuit Short to Power
OFF
OFF
OFF
ON*5
ON
Left Front Wheel Speed Sensor Signal Error
ON*5
ON*5
OFF
ON*5
ON
Right Front Wheel Speed Sensor Signal Error
ON*5
ON*5
OFF
ON*5
ON
Left Rear Wheel Speed Sensor Signal Error
ON*5
ON*5
OFF
ON*5
ON
Right Rear Wheel Speed Sensor Signal Error
ON*5
ON*5
OFF
ON*5
ON
Brake Switch Signal Circuit Error
ON*5
OFF
OFF
ON*5
ON
Steering Angle Neutral Position Learning Incomplete
OFF
ON
OFF
OFF
OFF
Steering Angle Sensor Straight Point Error
OFF
OFF
ON
ON*5
ON
Steering Angle Sensor Malfunction
OFF
ON*5
OFF
ON*5
ON
Longitudinal Acceleration Sensor (Subfault) Fault Detection By Source Module
ON*5
OFF
OFF
ON*5
ON
Yaw Rate Sensor Gain Error
ON*5
ON*5
OFF
ON*5
ON
Yaw Rate Sensor Center Position Revision Value Error
ON*5
ON*5
OFF
ON*5
ON
Yaw Rate Sensor Stabilizing Malfunction
ON*5
ON*5
OFF
ON*5
ON
Yaw Rate Sensor Diagnose Error
ON*5
ON*5
OFF
ON*5
ON
Wheel Speed Signal Error
OFF
OFF
ON
ON*5
ON
ACC/LKAS Switch Signal Circuit Short
OFF
OFF
ON
OFF
OFF
ACC/LKAS Switch Signal Circuit Open
OFF
OFF
ON
OFF
OFF
ACC Switch Signal Circuit Error
ON*5
OFF
OFF
ON*5
ON
Main Switch Signal Circuit Short
OFF
OFF
ON
OFF
OFF
Main Switch Signal Circuit Open
OFF
OFF
ON
OFF
OFF
Vehicle Speed Signal Error
ON*5
OFF
OFF
ON*5
ON
Millimeter Wave Radar Function Error
ON*5
ON*5
OFF
ON*5
ON
Millimeter Wave Radar Aiming Incomplete
BLINK
BLINK
OFF
BLINK
OFF
Millimeter Wave Radar Aiming Error
ON*5
ON*5
OFF
ON*5
ON
Lost Communication With The Millimeter Wave Radar
ON*5
ON*5
OFF
ON*5
ON
CMBS or FCW Over Working
OFF
ON*5
OFF
OFF
ON
Millimeter Wave Radar Internal Electronic Failure
ON*5
ON*5
OFF
ON*5
ON
Dust or Dirt On The Millimeter Wave Radar
ON*5
ON*5
OFF
ON*5
ON
F-CAN Malfunction (BUS-OFF)
ON*5
ON*5
ON
ON*5
ON
Lost Communication With The PCM (PGM-FI System)
ON*5
ON*5
ON
ON*5
ON
Lost Communication With The PCM/TCM
ON*5
OFF
ON
ON*5
ON
Lost Communication With The VSA Modulator-Control Unit
ON*5
ON*5
ON
ON*5
ON
Yaw Rate Sensor Circuit Error
ON*5
ON*5
OFF
ON*5
ON
Lost Communication With The Electric Parking Brake Control Unit
ON*5
OFF
OFF
ON*5
ON
Lost Communication With The EPS Control Unit
OFF
ON*5
ON
ON*5
ON
Lost Communication With The SRS Unit
ON*5
OFF
OFF
ON*5
ON
Lost Communication With The Gauge Control Module
ON*5
ON*5
ON
ON*5
ON
PCM (PGM-FI System) Malfunction
ON*5
OFF
OFF
ON*5
ON
PCM (PGM-FI System) Malfunction
OFF
OFF
OFF
ON*5
ON
PCM/TCM Malfunction
ON*5
OFF
OFF
ON*5
ON
VSA Brake Actuator Malfunction
ON*5
OFF
OFF
ON*5
ON
VSA Brake Actuator Malfunction
OFF
OFF
OFF
ON*5
ON
VSA Modulator-Control Unit Malfunction
OFF
ON*5
OFF
OFF
ON
VSA Modulator-Control Unit Malfunction
OFF
OFF
OFF
ON*5
ON
Electric Parking Brake Control Unit Malfunction
ON*5
OFF
OFF
ON*5
ON
EPS Control Unit Malfunction
OFF
ON*5
ON
ON*5
ON
Gauge Control Module Malfunction
ON*5
OFF
OFF
ON*5
ON
Multipurpose Camera Unit Internal Electronic Failure
ON*5
ON*5
ON
ON*5
ON
Multipurpose Camera Unit Internal Electronic Failure
OFF
ON*5
OFF
ON*5
OFF
Multipurpose Camera Unit Update Incomplete
ON
ON
ON
ON
ON
*1: When the system detects the ACC failure while operating.
*2: When the system detects the CMBS failure while operating.
*3: When the system detects the LKAS failure while operating.
*4: When the system detects the RDM failure while operating.
*5: When the system detects a problem while operating, the system stops operating, then the system indicator and brake system indicator (amber) stay on.
*6: When the system detects the multipurpose camera unit software failure/multipurpose camera unit connector poor connections while operating.
*7: When the system detects the image processing part failure in the multipurpose camera unit while operating.