Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2008 Toyota Matrix Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Fail-Safe Chart
- FAIL-SAFE FUNCTION
- 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.
- 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
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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