Lexus ES manuals

Lexus ES: Vehicle Speed Sensor (B2415)

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.

for LED Type Turn Signal Light

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

B2415

Vehicle Speed Sensor

  • The power switch is on (IG).
  • Wheel speed sensor invalid signals are continuously received from the skid control ECU (brake booster with master cylinder assembly)
  • 10 seconds or more

Electronically controlled brake system

AFS

for Bulb Type Turn Signal Light

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

B2415

Vehicle Speed Sensor

  • The power switch is on (IG).
  • Wheel speed sensor invalid signals are continuously received from the skid control ECU (brake booster with master cylinder assembly)
  • 10 seconds or more

Electronically controlled brake system

HL AutoLeveling

WIRING DIAGRAM

PROCEDURE

1.

CONFIRM MODEL

(a) Choose the model to be inspected.

Result

Proceed to

for LED Type Turn Signal Light

A

for Bulb Type Turn Signal Light

B

B

GO TO STEP 4

A

2.

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 / AFS / Trouble Codes.

(e) Clear the DTCs.

Body Electrical > AFS > Clear DTCs
NEXT

3.

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 / AFS / Trouble Codes.

(f) Check for DTCs.

Body Electrical > AFS > Trouble Codes

OK:

DTC B2415 is not output.

OK

USE SIMULATION METHOD TO CHECK

NG

GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM

4.

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

5.

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

READ NEXT:

 Rear Height Control Sensor (B241A)

DESCRIPTION The headlight ECU sub-assembly LH determines the vehicle height and performs automatic headlight beam level control based on signals from the rear height control sensor sub-assembly LH via

 Headlight Beam Level Control Motor LH Lost Communication (B2424,B2425)

DESCRIPTION Each headlight ECU sub-assembly and headlight leveling motor communicate via LIN communication. The headlight leveling motor operates according to power supplied and automatic headlight be

 Right Headlight ECU Malfunction (B242C,B242D)

DESCRIPTION The headlight ECU sub-assembly LH or headlight ECU sub-assembly RH stores a DTC if it detects an internal malfunction. for LED Type Turn Signal Light DTC No. Detection Item DTC Dete

SEE MORE:

 Brake System Control Module "A" Calibration / Parameter Memory Failure (C059746)

DESCRIPTION If the system information stored by the skid control ECU (brake actuator assembly) is corrupted, this DTC is output. DTC No. Detection Item DTC Detection Condition Trouble Area C059746 Brake System Control Module "A" Calibration / Parameter Memory Failure The skid contro

 System Diagram

SYSTEM DIAGRAM Communication Table Sender Receiver Signal Line Main Body ECU (Multiplex Network Body ECU) Sliding Roof ECU (Sliding Roof Drive Gear Sub-assembly) Sliding roof operation permission signal IG signal Front door courtesy light switch assembly signal Key-linked

© 2016-2025 Copyright www.lexguide.net