Toyota RAV4 manuals

Toyota Sienna Service Manual: Brake Warning Light does not Come ON

WIRING DIAGRAM

See page BC-52.

INSPECTION PROCEDURE

1 INSPECT BRAKE WARNING LIGHT

(a) Disconnect the skid control ECU connector.

(b) Turn the ignition switch to the on position.

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

OK: BRAKE warning light comes on.

HINT: If troubleshooting has been carried out according to the PROBLEM SYMPTOMS TABLE, refer back to the table and proceed to the next step before replacing the part (See page BC-7).

REPLACE BRAKE ACTUATOR ASSEMBLY

2 CHECK HARNESS AND CONNECTOR (BETWEEN SKID CONTROL ECU AND COMBINATION METER ASSEMBLY)

(a) Turn the ignition switch off.

(b) Disconnect the combination meter connector.

CHECK HARNESS AND CONNECTOR (BETWEEN SKID CONTROL ECU AND COMBINATION METER ASSEMBLY)

(c) Measure the resistance according to the value(s) in the table below.

Standard resistance

3 INSPECT COMBINATION METER ASSEMBLY

(a) Check the combination meter assembly (See page ME- 4).

HINT: If troubleshooting has been carried out according to the PROBLEM SYMPTOMS TABLE, refer back to the table and proceed to the next step before replacing the part (See page BC-7).

END

Brake Warning Light Remains ON
DESCRIPTION If the ECU detects a trouble, it turns on the brake warning light at the same time of prohibiting ABS control. At this time, the ECU records a DTC in memory. Connect terminals TC ...

TC and CG Terminal Circuit
DESCRIPTION DTC output mode is set by connecting terminals TC and CG of the DLC3. The DTCs are displayed by the blinking pattern of the ABS warning light. WIRING DIAGRAM HINT: When warning ...

Other materials:

Front Occupant Classification Sensor LH Circuit Malfunction
DTC B1780 Front Occupant Classification Sensor LH Circuit Malfunction DESCRIPTION The front occupant classification sensor LH circuit consists of the occupant classification ECU and the front occupant classification sensor LH. DTC B1780 is recorded when a malfunction is detected in the fron ...

Warning lights
Warning lights inform the driver of malfunctions in the indicated vehicle’s systems. *1: These lights turn on when the engine switch is turned to the “ON” position (vehicles without a smart key system) or IGNITION ON mode (vehicles with a smart key system) to indicate that a system c ...

Sliding door child-protector locks
The sliding door cannot be opened by the inside door handle and the second seat sliding door switch when the lock is set. Unlock Lock These locks can be set to prevent children from opening the sliding doors. Push down on each sliding door switch to lock that sliding door. The p ...

© 2011-2022 Copyright www.tsienna.net