Inspection Procedure

WARNING: This page is about a different car, the 2008 Toyota Camry Solara. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: When replacing the brake actuator assembly, perform zero point calibration (See CALIBRATION ).

PERFORM ACTIVE TEST USING TECHSTREAM (SKID CONTROL BUZZER)

Connect Techstream to the DLC3.
Start the engine.

Select the Active Test mode on Techstream.

ABS/VSC/TRAC:

ACTIVE TEST

Tester Display	Test Part	Control Range	Diagnostic Note
VSC H/B Warning Buzzer	Skid control buzzer	Buzzer ON/OFF	Buzzer can be heard

Check that the buzzer sounds/stops when turning the skid control buzzer on/off by using Techstream.

Result

RESULT CHART

Condition	Proceed to
Buzzer does not sound or sounds constantly	A
Buzzer sounds/stops	B

HINT:

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

B : END

A: Go to Next Step

INSPECT SKID CONTROL BUZZER (POWER SOURCE TERMINAL)

Turn the ignition switch off.
Disconnect the skid control buzzer connector.

Fig 1: Identifying Terminals Of Skid Control Buzzer Connector

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Turn the ignition switch to the ON position.

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

Standard voltage

TERMINALS VOLTAGE CHART

Tester Connection	Condition	Specified Condition
V11-2 - Body ground	Ignition switch ON	10 to 14 V

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT)

OK: Go to Next Step

INSPECT SKID CONTROL BUZZER
1. Apply battery negative voltage to terminal 1, and battery positive voltage to terminal 2 of the skid control buzzer, and then check that the buzzer sounds.
  OK: The skid control buzzer sounds.
NG: REPLACE SKID CONTROL BUZZER

Fig 2: Identifying Skid Control Buzzer
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: Go to Next Step

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

Turn the ignition switch off.
Disconnect the skid control ECU connector.

Fig 3: Identifying Terminals Of S1 Skid Control ECU And Skid Control Buzzer Connector

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

Standard resistance

TERMINALS RESISTANCE CHART

Tester Connection	Condition	Specified Condition
S1-30(BZ) - V11-1	Always	Below 1 Ω
S1-30 (BZ) - Body ground	Always	10 kΩ or higher

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 PROBLEM SYMPTOMS TABLE ).

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: REPLACE BRAKE ACTUATOR ASSEMBLY