Toyota RAV4 manuals

Toyota Sienna Service Manual: Skid Control Buzzer Circuit

DESCRIPTION

The skid control buzzer sounds and SLIP indicator blinking during VSC operation.

WIRING DIAGRAM

Skid Control Buzzer Circuit

INSPECTION PROCEDURE

1 PERFORM ACTIVE TEST USING INTELLIGENT TESTER (SKID CONTROL BUZZER)

(a) Connect the intelligent tester to the DLC3.

(b) Start the engine.

(c) Select the item "VSC / BR WARN BUZ" in the ACTIVE TEST and operate the skid control buzzer on the intelligent tester.

ABS / VSC:

(d) Check that skid control buzzer sounds by operating with the intelligent tester.

OK: The skid control buzzer sounds in accordance with operation of the intelligent tester.

REPLACE BRAKE ACTUATOR ASSEMBLY

2 INSPECT SKID CONTROL BUZZER

INSPECT SKID CONTROL BUZZER

(a) Disconnect the skid control buzzer connector.

(b) Apply battery negative voltage to terminal 1, and battery positive voltage to terminal 2 of the skid control buzzer connector, and check that the buzzer sounds.

OK: The skid control buzzer sound should be heard.

3 CHECK HARNESS AND CONNECTOR (SKID CONTROL BUZZER - SKID CONTROL ECU)

 CHECK HARNESS AND CONNECTOR (SKID CONTROL BUZZER - SKID CONTROL ECU)

(a) Disconnect the skid control buzzer connector and the skid control ECU connector.

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

Standard resistance

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

Standard resistance

NOTICE: When replacing the brake actuator assembly, perform zero point calibration (See page BC-70)

REPLACE BRAKE ACTUATOR ASSEMBLY

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TC and CG Terminal Circuit
DESCRIPTION Connecting terminals TC and CG of the DLC3 causes the ECU to display the DTC by blinking the ABS warning light and/or VSC warning light. WIRING DIAGRAM INSPECTION PROCEDURE NOTI ...

Other materials:

Inspection
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Installation
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