Replace Skid Control Ecu Dtc C Vsc Sensor Output Voltage Malfunction Description

Supplies power to the VSC sensors (yaw rate and master cylinder pressure sensors) through terminal IG1.

DTC TRO

>UBLE DETECTION CONDITION

DTC No.

DTC Detecting Condition

Trouble Area

• Charging system

2007 BRAKES Brake Control - Sequoia

• Power source circuit

C1361/62

Voltage from VSC sensor system to ECU is abnormal.

• Skid control ECU

• Yaw rate (deceleration) sensor

• Master cylinder pressure sensor

WIRING DIAGRAM

WIRING DIAGRAM

Charging System Toyota

2007 BRAKES Brake Control - Sequoia

Fig. 76: VSC Sensor Output Voltage Malfunction - Wiring Diagram INSPECTION PROCEDURE

1. CHECK BATTERY VOLTAGE OK:

Voltage: 10 to 14 V

NG: CHECK CHARGING SYSTEM

OK: GO TO Next Step

2. CHECK OIL PRESSURE SENSOR

a. Disconnect the master cylinder pressure sensor connectors No. 1 and No. 2.

1. Turn the ignition switch to the ON position.

2. Measure the voltage between terminal VCM and E1, VCM2 and E2 of the harness side connector.

Vsc Sensor
Fig. 77: Identifying Master Cylinder Pressure Sensor Connectors Terminals OK: GO TO Next Step 3. CHECK YAW RATE SENSOR

2007 BRAKES Brake Control - Sequoia a. Disconnect the yaw rate (deceleration) sensor connector.

1. Turn the ignition switch to the ON position.

2. Measure the voltage between terminal GYAW and VYS of the harness side connector. OK:

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