Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VKHP
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 - 11/2017]
Title: LIGHTING (EXT): LIGHTING SYSTEM: B2415; Vehicle Speed Sensor Malfunction; 2016 - 2017 MY Sienna [12/2015 - 11/2017]

DTC

B2415

Vehicle Speed Sensor Malfunction

DESCRIPTION

The headlight swivel ECU assembly receives signals indicating the front right wheel speed from the skid control ECU using CAN communication.

DTC No.

DTC Detection Condition

Trouble Area

B2415

Malfunction in vehicle speed sensor

  • Skid control ECU
  • Headlight swivel ECU assembly

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

First perform the communication function inspections in How to Proceed with Troubleshooting to confirm that there are no CAN communication malfunctions before troubleshooting this symptom.

PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTCs (See page 2016 - 2020 MY Sienna [12/2015 -        ]; LIGHTING (EXT): LIGHTING SYSTEM: DTC CHECK / CLEAR ).

(b) Check for DTCs (See page 2016 - 2020 MY Sienna [12/2015 -        ]; LIGHTING (EXT): LIGHTING SYSTEM: DTC CHECK / CLEAR ).

OK:

DTC B2415 is not output.

OK

USE SIMULATION METHOD TO CHECK

(See page 2016 MY Sienna [12/2015 - 08/2016]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING 2017 MY Sienna [08/2016 - 11/2017]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING )

NG

2.

CHECK FOR DTC (VEHICLE STABILITY CONTROL SYSTEM)

(a) Check for DTCs (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM: DTC CHECK / CLEAR ).

OK:

Vehicle stability control system DTCs are not output.

OK

REPLACE HEADLIGHT SWIVEL ECU ASSEMBLY

NG

GO TO VEHICLE STABILITY CONTROL SYSTEM