ELECTRIC PARKING BRAKE SYSTEM FAIL-SAFE CHART

DTC Trouble Area Brake System Warning Light (Yellow) Parking Brake Indicator Light (Red) Fail-safe Deactivation Condition
C13A0/11 Open in power supply relay circuit Illuminates Normal*1 Engine switch off
C13A1/12 Short in power supply relay circuit Illuminates Normal Engine switch off
C13A2/22 Engine switch malfunction Illuminates Normal Engine switch off
C13A3/31 Open or short in lock switch circuit Illuminates Normal*2 Engine switch off
C13A4/32 Open or short in release switch circuit Illuminates Normal*1 Electric parking brake switch assembly normal
C13A5/41 Parking brake motor (Parking brake actuator assembly) current monitor malfunction Illuminates Normal*2 Engine switch off
C13A6/42 Parking brake motor (Parking brake actuator assembly) open or short malfunction Illuminates Normal*1 Engine switch off
C13A7/43 Parking brake actuator assembly malfunction (jamming, spinning, repeated slipping) Illuminates Blinks Parking brake actuator assembly normal
C13AA/71 Electric parking brake high temperature Does not illuminate Blinks Wait 1 minute
C13AB/33 Lock switch comparison malfunction Illuminates Normal*2 Engine switch off
C13AC/34 Release switch comparison malfunction Illuminates Normal*1 Electric parking brake switch assembly normal
C13AD/23 +B open circuit malfunction Illuminates Normal*1 Engine switch off
C13AE/72 System information not received malfunction Illuminates Blinks System information received
C13B0 ECU malfunction Illuminates Normal (flashes when EEPROM malfunction occurs) Parking brake actuator assembly normal
U0073/51 CAN communication system malfunction Illuminates Normal Engine switch off
U0100/53 ECM communication malfunction Illuminates Normal Communication normal, engine switch off
U0124/55 Deceleration sensor (airbag ECU assembly (for Optitron Meter Type) or yawrate sensor assembly (for TFT Meter Type)) communication malfunction Illuminates Normal Communication normal, engine switch off