Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001AO03
Model Year Start: 2019 Model: Avalon HV Prod Date Range: [04/2018 -           ]
Title: LIGHTING (EXT): LIGHTING SYSTEM (for HV Model with Cornering Light): B2415; Vehicle Speed Sensor; 2019 - 2022 MY Avalon HV [04/2018 -        ]

DTC

B2415

Vehicle Speed Sensor

DESCRIPTION

The headlight ECU sub-assembly LH receives speed signals from the skid control ECU (brake booster with master cylinder assembly) via CAN communication and performs light control.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

B2415

Vehicle Speed Sensor

Detection condition:

  • The power switch is on (IG).

Malfunction status:

  • Wheel speed sensor invalid signals are continuously received from the skid control ECU (brake booster with master cylinder assembly)

Malfunction duration:

  • 10 seconds or more

Electronically controlled brake system

Headlight ECU sub-assembly LH

WIRING DIAGRAM

PROCEDURE

1.

CLEAR DTC

(a) Connect the Techstream to the DLC3.

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

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / HL AutoLeveling / Trouble Codes.

(e) Clear the DTCs.

Body Electrical > HL AutoLeveling > Clear DTCs

NEXT

2.

CHECK FOR DTC

(a) Connect the Techstream to the DLC3.

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

(c) Wait 10 seconds or more.

(d) Turn the Techstream on.

(e) Enter the following menus: Body Electrical / HL AutoLeveling / Trouble Codes.

(f) Check for DTCs.

Body Electrical > HL AutoLeveling > Trouble Codes

OK:

DTC B2415 is not output.

OK

USE SIMULATION METHOD TO CHECK

NG

GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM