Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Wheel Speed Sensor Malfunction (C164D)

DESCRIPTION

  • This DTC is stored when the parking assist ECU receives a wheel speed sensor (front speed sensor RH or front speed sensor LH, rear speed sensor RH or rear speed sensor LH) abnormality signal from the electronically controlled brake system via CAN communication.
  • This DTC is stored when the television camera assembly receives a wheel speed sensor (front speed sensor RH or front speed sensor LH, rear speed sensor RH or rear speed sensor LH) abnormality signal from the electronically controlled brake system via CAN communication.
Parking Assist ECU

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

C164D

Wheel Speed Sensor Malfunction

Wheel speed sensor malfunction

Electronically controlled brake system

Parking assist ECU

Television Camera Assembly

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

C164D

Wheel Speed Sensor Malfunction

Wheel speed sensor malfunction

Electronically controlled brake system

Television camera assembly

PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTCs.

Chassis > Panoramic View Monitor > Clear DTCs Chassis > Parking Assist Camera > Clear DTCs

(b) Check for DTCs.

Chassis > Panoramic View Monitor > Trouble Codes Chassis > Parking Assist Camera > Trouble Codes

Result

Proceed to

No DTCs are output

A

DTC C164D is output ("Panoramic View Monitor")

B

DTC C164D is output ("Parking Assist Camera")

C

HINT:

If the parking assist ECU cannot read the stored information when activated, allowing the ECU to store the information again may return the system to normal.

HINT:

  • The DTC is stored when a malfunction occurs in the electronically controlled brake system.
  • If troubleshooting and repair of the malfunction in the electronically controlled brake system have been completed, DTC C164D will not be output again when rechecking for DTCs.
  • If DTC C164D is stored frequently, duplicate the problem symptoms and perform troubleshooting again even if the DTC is not output when rechecking for DTCs.

    Click here

A

USE SIMULATION METHOD TO CHECK

B

GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM

C

REPLACE TELEVISION CAMERA ASSEMBLY

    Back Camera Internal Circuit (C2A63)

    Vehicle Information Unmatched (C168D)

    See More:

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