Inspection Procedure

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

NOTE: When replacing the master cylinder solenoid, perform zero point calibration (See CALIBRATION ).

PERFORM ACTIVE TEST USING TECHSTREAM (SKID CONTROL BUZZER)

Connect the Techstream to the DLC3.
Start the engine.

Select the following menu items: Chassis / ABS/VSC/ TRAC/ Active Test

Select the "VSC H/B Warning Buzzer" in the Active Test and operate the skid control buzzer on the Techstream.

ACTIVE TEST: ABS/VSC/TRAC

ABS/VSC/TRAC ACTIVE TEST REFERENCE

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

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

Result

RESULT CHART

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

B: CHECK FOR INTERMITTENT PROBLEMS (See CHECK FOR INTERMITTENT PROBLEMS )

A: Go to next step

INSPECT SKID CONTROL BUZZER (POWER SOURCE CIRCUIT)

Disconnect the skid control buzzer connector.

Fig 1: Identifying Skid Control Buzzer Connector Terminal

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Turn the ignition switch to ON.

Measure the voltage.

Standard voltage

VOLTAGE SPECIFICATION

Tester Connection	Specified Condition
A6-2 (IG1) - Body ground	11 to 14 V

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

OK: Go to next step

INSPECT SKID CONTROL BUZZER ASSEMBLY
1. Disconnect the skid control buzzer connector.
2. Apply battery voltage to terminals 1 and 2 of the skid control buzzer connector, and check that the buzzer sounds.
  OK:
  
  The skid control buzzer sound should be heard.
NG: REPLACE SKID CONTROL BUZZER ASSEMBLY

OK: Go to next step

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

Disconnect the skid control ECU connector.

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

Disconnect the skid control buzzer connector.

Measure the resistance.

Standard resistance

RESISTANCE SPECIFICATION

Tester Connection	Specified Condition
A4-30 (BZ) - A6-1 (BZ)	Below 1 Ω
A4-30 (BZ) - Body ground	10 kΩ or higher

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: REPLACE MASTER CYLINDER SOLENOID (See DISASSEMBLY )