Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001PYSJ
Model Year Start: 2021 Model: Avalon Prod Date Range: [08/2020 - 08/2021]
Title: PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): DIAGNOSTIC TROUBLE CODE CHART; 2021 MY Avalon [08/2020 - 08/2021]

DIAGNOSTIC TROUBLE CODE CHART

Pre-collision System

DTC No.

Detection Item

Link

C1A01

Driving Support ECU

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A01; Driving Support ECU

C1A02

Vehicle Information Not Obtained

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A02; Vehicle Information Not Obtained

C1A0A

Front Radar Sensor Region Code Mismatch

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A0A; Front Radar Sensor Region Code Mismatch

C1A10

Front Radar Sensor

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A10; Front Radar Sensor

C1A11

Front Radar Sensor Incorrect Axial Gap

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A11,C1A14; Front Radar Sensor Incorrect Axial Gap

C1A14

Front Radar Sensor Beam Axis Not Adjusted

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A11,C1A14; Front Radar Sensor Incorrect Axial Gap

C1A46

Yaw Rate Sensor

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A46; Yaw Rate Sensor

C1A47

Steering Angle Sensor

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A47; Steering Angle Sensor

C1A4B

Stop Light Relay Circuit

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A4B; Stop Light Relay Circuit

C1A50

Brake System Malfunction

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A50; Brake System Malfunction

C1A63

Other System Malfunction

2021 MY Avalon [08/2020 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A63; Other System Malfunction

C1A64

Brake Control Signal Mismatch

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A64; Brake Control Signal Mismatch

C1AA0

Front Camera Module Circuit

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1AA0; Front Camera Module Circuit

C1AA9

Front Camera Module Beam Axis Not Adjusted

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1AA9; Front Camera Module Beam Axis Not Adjusted

C1AAE

Heater Circuit

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1AAE; Heater Circuit

U0100

Lost Communication with ECM / PCM "A"

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): U0100,U0125,U0126,U0129,U0155; Lost Communication with ECM / PCM "A"

U0125

Lost Communication with Yaw Rate Sensor Module

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): U0100,U0125,U0126,U0129,U0155; Lost Communication with ECM / PCM "A"

U0126

Lost Communication with Steering Angle Sensor Module

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): U0100,U0125,U0126,U0129,U0155; Lost Communication with ECM / PCM "A"

U0129

Lost Communication with Brake System Control Module

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): U0100,U0125,U0126,U0129,U0155; Lost Communication with ECM / PCM "A"

U0155

Lost Communication with Instrument Panel Cluster (IPC) Control Module

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): U0100,U0125,U0126,U0129,U0155; Lost Communication with ECM / PCM "A"

U0235

Lost Communication with Cruise Control Front Distance Range Sensor

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): U0235; Lost Communication with Cruise Control Front Distance Range Sensor

U023A

Lost Communication with Front Camera Module

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): U023A; Lost Communication with Front Camera Module

U1002

Lost Communication with Gateway Module

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): U1002; Lost Communication with Gateway Module

U1104

Lost Communication with Driving Support ECU

2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): U1104; Lost Communication with Driving Support ECU