PRE-CRASH SAFETY SYSTEM DIAGNOSTIC TROUBLE CODE CHART

If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code in the table below and proceed to the appropriate page.

Pre-Crash System
DTC Code Detection Item Trouble Area See page
B2000 Short to B+ in Seat Belt Motor RH Circuit

- Front seat outer belt assembly RH

- Wire harness or connector (seat belt control ECU - front seat outer belt assembly RH)

- Seat belt control ECU

Click here

B2001 Short to GND in Seat Belt Motor RH Circuit

- Front seat outer belt assembly RH

- Wire harness or connector (seat belt control ECU - front seat outer belt assembly RH)

- Seat belt control ECU

Click here

B2002 Open in Seat Belt Motor RH Circuit

- Front seat outer belt assembly RH

- Wire harness or connector (seat belt control ECU - front seat outer belt assembly RH)

- Seat belt control ECU

Click here

B2005 Short to B+ in Seat Belt Motor LH Circuit

- Front seat outer belt assembly LH

- Wire harness or connector (seat belt control ECU - front seat outer belt assembly LH)

- Seat belt control ECU

Click here

B2006 Short to GND in Seat Belt Motor LH Circuit

- Front seat outer belt assembly LH

- Wire harness or connector (seat belt control ECU - front seat outer belt assembly LH)

- Seat belt control ECU

Click here

B2007 Open in Seat Belt Motor LH Circuit

- Front seat outer belt assembly LH

- Wire harness or connector (seat belt control ECU - front seat outer belt assembly LH)

- Seat belt control ECU

Click here

B2015 Open in Right Side Upper MOS - Seat belt control ECU

Click here

B2016 Open in Right Side Lower MOS - Seat belt control ECU

Click here

B2020 Open in Left Side Upper MOS - Seat belt control ECU

Click here

B2021 Open in Left Side Lower MOS - Seat belt control ECU

Click here

B2025 Right Side Current Detection Circuit Malfunction Hi - Seat belt control ECU

Click here

B2026 Right Side Current Detection Circuit Malfunction Lo - Seat belt control ECU

Click here

B2027 Right Side Over-Current Malfunction - Seat belt control ECU

Click here

B2030 Left Side Current Detection Circuit Malfunction Hi - Seat belt control ECU

Click here

B2031 Left Side Current Detection Circuit Malfunction Lo - Seat belt control ECU

Click here

B2032 Left Side Over-Current Malfunction - Seat belt control ECU

Click here

B2035 Power Supply Relay Adherence Malfunction - Seat belt control ECU

Click here

B2036 Power Supply Relay Malfunction Open

- Harness or connector

- PSB fuse

- Seat belt control ECU

Click here

B2040 EEPROM Malfunction - Seat belt control ECU

Click here

B2041 Fall of Raised Voltage - Seat belt control ECU

Click here

B2043 Fall of B+ Voltage - Seat belt control ECU

Click here

B2047 Seat Belt Control ECU Inner Circuit Malfunction - Seat belt control ECU

Click here

B2060 ABS Malfunction

- CAN communication system

- Power management control ECU

- Electronically controlled brake system

- Seat belt control ECU

Click here

B2064 Vehicle Type Signal Malfunction

- CAN communication system

- Power management control ECU

- Main body ECU

- Seat belt control ECU

Click here

B2074 Driver Side Seat Belt Buckle Switch Circuit Malfunction

- Front seat inner belt (for driver side)

- Center airbag sensor

- CAN communication system

- Seat belt control ECU

Click here

B2075 Passenger Side Seat Belt Buckle Switch Circuit Malfunction

- CAN communication system

- Front seat inner belt (for passenger side)

- Seat belt control ECU

- Wire harness or connector

Click here

B2085 Communication Error from Driving Support ECU to VSC ECU

- CAN communication system

- Power management control ECU

- Seat belt control ECU

- Electronically controlled brake system

- Driving support ECU

Click here

B2090 Driving Support System Malfunction

- Driving support ECU

- Seat belt control ECU

Click here

C1A01 Driving Support ECU - Driving support ECU

Click here

C1A02 Vehicle Information Not Obtained - Driving support ECU

Click here

C1A0A Front Radar Sensor Region Code Mismatch

- Millimeter wave radar sensor

- Driving support ECU

Click here

C1A10 Front Radar Sensor

- Millimeter wave radar sensor

- Driving support ECU

Click here

C1A11 Front Radar Sensor Incorrect Axial Gap

- Millimeter wave radar sensor

- Driving support ECU

Click here

C1A14 Front Radar Sensor Beam Axis Not Adjusted

- Millimeter wave radar sensor

- Driving support ECU

Click here

C1A40 ENG / EHV Device

- Hybrid control system

- Power management control ECU

- Engine control system

- Driving support ECU

Click here

C1A41 Brake Request Value Mismatch between ENG / EHV and Driving Support ECU

- Electronically controlled brake system

- Hybrid control system

- Brake booster with master cylinder (skid control ECU)

- Power management control ECU

- Driving support ECU

Click here

C1A46 Yaw Rate Sensor

- Yaw rate sensor

- Brake booster with master cylinder (skid control ECU)

- CAN communication system

- Driving support ECU

Click here

C1A47 Steering Angle Sensor

- Steering angle sensor

- Brake booster with master cylinder (skid control ECU)

- CAN communication system

- Driving support ECU

Click here

C1A4A Skid Control Buzzer Circuit

- Skid control buzzer

- Skid control buzzer circuit

- Brake booster with master cylinder (skid control ECU)

- Driving support ECU

Click here

C1A4B Stop Light Relay Circuit

- Lighting system

- Electronically controlled brake system

- Stop light control relay

- Driving support ECU

Click here

U0122 Lost Communication with Vehicle Dynamics Control Module

- Brake booster with master cylinder (skid control ECU)

- CAN communication system

- Driving support ECU

- Wire harness or connector

Click here

U0123 Lost Communication with Yaw Rate Sensor Module

- Yaw rate sensor

- CAN communication system

- Driving support ECU

Click here

U0126 Lost Communication with Steering Angle Sensor Module

- Steering angle sensor

- CAN communication system

- Driving support ECU

Click here

U0140 Lost Communication with Main Body ECU

- Main body ECU

- CAN communication system

- Seat belt control ECU

- Wire harness or connector

Click here

U0151 Lost Communication with Airbag ECU

- Center airbag sensor

- CAN communication system

- Seat belt control ECU

- Wire harness or connector

Click here

U0235 Lost Communication with Cruise Control Front Distance Range Sensor

- Communication circuit

- Millimeter wave radar sensor

- Driving support ECU

Click here

U0293 Lost Communication with HV ECU

- Power management control ECU

- Brake booster with master cylinder (skid control ECU)

- CAN communication system

- Driving support ECU

Click here

U1100 Lost Communication with Seat Belt Control ECU

- Seat belt control ECU

- CAN communication system

- Driving support ECU

Click here

U1104 Lost Communication with Driving Support ECU

- Communication circuit

- Millimeter wave radar sensor

- Driving support ECU

- CAN communication system

- Wire harness or connector

Click here