Toyota Venza manuals

Toyota Venza: Brake Warning Light does not Come ON

DESCRIPTION

The skid control ECU is connected to the combination meter via CAN communication.

WIRING DIAGRAM

Refer to Brake Warning Light Remains ON (See page ).


PROCEDURE

1.

CHECK CAN COMMUNICATION SYSTEM

(a) Check if a CAN communication system DTC is output (See page ).


Result

Proceed to

DTC is not output

A

DTC is output

B


B

INSPECT CAN COMMUNICATION SYSTEM


A

2.

CHECK BRAKE WARNING LIGHT

(a) Disconnect the skid control ECU connector.

(b) Turn the ignition switch to ON.

(c) Check that the brake warning light comes on.

OK:

The brake warning light comes on.

HINT:

If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step before replacing the part (See page ).



OK

REPLACE BRAKE ACTUATOR ASSEMBLY


NG

3.

INSPECT COMBINATION METER ASSEMBLY

(a) Turn the ignition switch off.

(b) Reconnect the skid control ECU connector.

(c) Perform the Active Test of the combination meter (meter CPU) using the Techstream (See page ).


(d) Check the combination meter.

OK:

The brake warning light turns on or off in accordance with the Techstream operation.

HINT:

If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step (See page ).



OK

REPLACE BRAKE ACTUATOR ASSEMBLY


NG

REPLACE COMBINATION METER ASSEMBLY

Brake Warning Light Remains ON
DESCRIPTION The skid control ECU is connected to the combination meter via CAN communication. If any of the following is detected, the brake warning light remains on: The skid control ECU co ...

TRAC OFF Indicator Light Remains ON
DESCRIPTION The skid control ECU is connected to the combination meter via CAN communication. Pressing the VSC OFF switch turns off traction control and pressing and holding this switch turns off ...

Other materials about Toyota Venza:

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: When installing the mouldings, heat the vehicle body and mouldings using a heat light. Heating Temperature Item Temperature Vehicle Body 40 to 60°C (104 to 140 ...

Installation
INSTALLATION CAUTION / NOTICE / HINT NOTICE: If installing a new rear differential carrier assembly, remove the 2 differential side seal caps before installing the rear drive shaft assembly. PROCEDURE 1. INSTALL REAR DIFFERENTIAL DYNAMIC DAMPER HINT: ...

Lost Communication with TCM (U0101)
DESCRIPTION The Transmission Control Module (TCM) and ECM perform 2-way communication with each other via the Controller Area Network (CAN). The TCM sends signals to the ECM concerning required engine speed, required engine torque, warning indicators in ...

© 2016-2025 Copyright www.tovenza.com

0.1326