Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM1000000015GU4
Model Year Start: 2018 Model: Camry HV Prod Date Range: [07/2017 -           ]
Title: PARK ASSIST / MONITORING: BLIND SPOT MONITOR SYSTEM: C1AB1; Short to +B in Outer Mirror Indicator(Slave); 2018 - 2024 MY Camry HV [07/2017 -        ]

DTC

C1AB1

Short to +B in Outer Mirror Indicator(Slave)

DESCRIPTION

This DTC is stored when the blind spot monitor sensor LH detects a short to +B in the outer rear view mirror indicator LH.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1AB1

Short to +B in Outer Mirror Indicator(Slave)

Both of the following conditions are met:

  • The blind spot monitor system is on
  • The blind spot monitor sensor is not sending voltage to the indicator but the indicator receives voltage above a specified level for a specified period of time
  • Outer mirror LH
  • Outer rear view mirror assembly with cover LH
  • Wire harness or connector
  • Blind spot monitor sensor LH

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

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

PROCEDURE

1.

CHECK 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 Slave > Trouble Codes

OK:

No DTCs are output.

OK

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

NG

2.

CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR CIRCUIT)

(a) Disconnect the W6 blind spot monitor sensor LH connector.

(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

W6-4 (OMIL) - Body ground

Power switch on (IG)

Below 1 V
OK

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

NG

3.

CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR CIRCUIT)

(a) Disconnect the IND2 outer mirror LH connector.

(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

W6-4 (OMIL) - Body ground

Power switch on (IG)

Below 1 V
OK

REPLACE OUTER MIRROR LH

NG

4.

CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR CIRCUIT)

(a) Disconnect the O20*1 or O21*2 outer rear view mirror assembly with cover LH connector.

(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

W6-4 (OMIL) - Body ground

Power switch on (IG)

Below 1 V
  • *1: w/o Panoramic View Monitor System
  • *2: w/ Panoramic View Monitor System
OK

REPLACE OUTER REAR VIEW MIRROR ASSEMBLY WITH COVER LH 2018 - 2019 MY Camry HV [07/2017 - 09/2019]; MIRROR (EXT): OUTER REAR VIEW MIRROR: REMOVAL 2020 MY Camry HV [09/2019 - 10/2020]; MIRROR (EXT): OUTER REAR VIEW MIRROR: REMOVAL 2021 - 2024 MY Camry HV [10/2020 -        ]; MIRROR (EXT): OUTER REAR VIEW MIRROR: REMOVAL

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR