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Fail-Safe Chart

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

If any of the following codes is recorded, the power source control ECU enters the fail-safe mode.

POWER SOURCE CONTROL ECU

DTC No. Item Fail-safe Function Fail-safe Deactivation Condition
B2283 Vehicle speed sensor circuit Steering does not lock "Pass" condition is detected
CERTIFICATION ECU

DTC No. Item Fail-safe Function Fail-safe Deactivation Condition
B2781 Steering lock ECU malfunction Engine can not be started "Pass" condition is detected
B2782 Steering lock ECU IGE signal circuit Engine can not be started "Pass" condition is detected