Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM1000000015GU1
Model Year Start: 2018 Model: Camry HV Prod Date Range: [07/2017 -           ]
Title: PARK ASSIST / MONITORING: BLIND SPOT MONITOR SYSTEM: C1A46; Yaw Rate Sensor; 2018 - 2024 MY Camry HV [07/2017 -        ]

DTC

C1A46

Yaw Rate Sensor

DESCRIPTION

The blind spot monitor sensor receives yaw rate signals from the airbag sensor assembly (yaw rate and acceleration sensor) via CAN communication.

Blind Spot Monitor Master

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1A46

Yaw Rate Sensor

A fail flag is transmitted from the yaw rate and acceleration sensor
  • Electronically controlled brake system
  • Blind spot monitor sensor RH

Blind Spot Monitor Slave

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1A46

Yaw Rate Sensor

A fail flag is transmitted from the yaw rate and acceleration sensor
  • Electronically controlled brake system
  • Blind spot monitor sensor LH

CAUTION / NOTICE / HINT

NOTICE:

When checking for DTCs, make sure that the blind spot monitor system is turned on.

PROCEDURE

1.

CHECK OTHER DTC OUTPUT (ELECTRONICALLY CONTROLLED BRAKE SYSTEM)

(a) Check for electrical controlled brake system DTCs.

Click here 2018 MY Camry HV [07/2017 - 09/2018]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: DTC CHECK / CLEAR 2019 - 2024 MY Camry HV [09/2018 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: DTC CHECK / CLEAR

OK:

Electronically controlled brake system DTCs are not output.

NG

GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM 2018 MY Camry HV [07/2017 - 09/2018]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: DIAGNOSTIC TROUBLE CODE CHART 2019 MY Camry HV [09/2018 - 09/2019]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: DIAGNOSTIC TROUBLE CODE CHART 2020 MY Camry HV [09/2019 - 10/2020]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: DIAGNOSTIC TROUBLE CODE CHART 2021 MY Camry HV [10/2020 - 08/2021]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: DIAGNOSTIC TROUBLE CODE CHART 2022 - 2024 MY Camry HV [08/2021 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: DIAGNOSTIC TROUBLE CODE CHART

OK

2.

RECHECK DTC

(a) Turn the power switch off.

(b) Turn the power switch on (IG).

(c) Recheck for DTCs and check if the same DTC is output again.

Body Electrical > Blind Spot Monitor Master > Trouble Codes

Body Electrical > Blind Spot Monitor Slave > Trouble Codes

Result

Proceed to

No DTCs are output.

A

DTC C1A46 is output ("Blind Spot Monitor Master").

B

DTC C1A46 is output ("Blind Spot Monitor Slave").

C
A

USE SIMULATION METHOD TO CHECK 2018 MY Camry HV [07/2017 - 09/2018]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING 2019 MY Camry HV [09/2018 - 09/2019]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING 2020 MY Camry HV [09/2019 - 10/2020]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING 2021 MY Camry HV [10/2020 - 08/2021]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING 2022 - 2024 MY Camry HV [08/2021 -        ]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING

B

REPLACE BLIND SPOT MONITOR SENSOR RH 2018 - 2020 MY Camry HV [07/2017 - 10/2020]; PARK ASSIST / MONITORING: BLIND SPOT MONITOR SENSOR: REMOVAL 2021 - 2024 MY Camry HV [10/2020 -        ]; PARK ASSIST / MONITORING: BLIND SPOT MONITOR SENSOR: REMOVAL

C

REPLACE BLIND SPOT MONITOR SENSOR LH 2018 - 2020 MY Camry HV [07/2017 - 10/2020]; PARK ASSIST / MONITORING: BLIND SPOT MONITOR SENSOR: REMOVAL 2021 - 2024 MY Camry HV [10/2020 -        ]; PARK ASSIST / MONITORING: BLIND SPOT MONITOR SENSOR: REMOVAL