LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2008 >> Matrix Base, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Can Communication System >> Fail-Safe Chart
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Fail-Safe Chart

  1. FAIL-SAFE FUNCTION 
    1. When communication fails in any of the main wires (communication lines) due to a short circuit or other causes, the fail-safe function, which is specified for each system, operates to prevent the system from malfunctioning.
    2. The table below shows the effects on each system when communication is impossible. For further details, refer to each system.
      FAIL-SAFE CHART

      Function Skid Control ECU with Actuator Yaw Rate Sensor Steering Angle Sensor Condition when communication impossible DTC detection (Driver detectable)
      VSC control A B B
      • ABS control stops
      • VSC control stops
      • Traction control stops
      • VSC warning light illuminates
      • ABS warning light illuminates
      • Brake warning light illuminates
      • Slip indicator illuminates
      HINT:
      • A: Main control judgment system
      • B: Location where necessary control information is input