Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM100000001545N
Model Year Start: 2018 Model: Camry HV Prod Date Range: [07/2017 - 10/2020]
Title: PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: C1AE7; Rear Left Center Sensor Malfunction; 2018 - 2020 MY Camry HV [07/2017 - 10/2020]

DTC

C1AE7

Rear Left Center Sensor Malfunction

DESCRIPTION

The rear center ultrasonic sensor LH is installed to the rear bumper. The clearance warning ECU assembly detects obstacles based on signals received from the rear center ultrasonic sensor LH. If the rear center ultrasonic sensor LH has an open circuit or other malfunction, it will not function normally.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1AE7

Rear Left Center Sensor Malfunction

A malfunction of the rear center ultrasonic sensor LH.
  • Rear center ultrasonic sensor LH
  • Clearance warning ECU assembly

CAUTION / NOTICE / HINT

NOTICE:

If DTCs are output after repairs, turn the power switch on (IG) and the intuitive parking assist system on. Then clear the DTCs.

Click here 2018 - 2020 MY Camry HV [07/2017 - 10/2020]; PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: DTC CHECK / CLEAR

PROCEDURE

1.

CHECK DTC OUTPUT

(a) Check for DTCs.

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes

Result

Proceed to

Only DTC C1AE7 is output

A

DTC C1AE7 and C1AED are output

B

No DTCs are output

C
B

GO TO DTC (C1AED)

C

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

A

2.

REPLACE REAR CENTER ULTRASONIC SENSOR LH

(a) Replace the rear center ultrasonic sensor LH with a known good one.

Click here 2018 - 2020 MY Camry HV [07/2017 - 10/2020]; PARK ASSIST / MONITORING: ULTRASONIC SENSOR (for Rear): REMOVAL

HINT:

All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle.

NEXT

3.

CHECK DTC OUTPUT

(a) Clear the DTCs.

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Clear DTCs

(b) Check for DTCs.

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes

Result

Proceed to

DTC C1AE7 is output

A

No DTCs are output

B
A

REPLACE CLEARANCE WARNING ECU ASSEMBLY

B

END (REAR LEFT CENTER SENSOR WAS DEFECTIVE)