IDB_a134_DIbrakeCommandCounter

Drive Inverter (DI) brake command message DI_brakeCommand counter is incorrect.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

The IDB may internally generate and actuate brake torque requests as a function of brake pedal stroke, and actuate External Brake Requests (EBR) in response to DI_brakeTorqueCommand instead of DI_brakeTorqueCommandFull.

Description

Drive Inverter (DI) brake command message DI_brakeCommand counter is incorrect.

Cause

The IDB receives the DI_brakeCommand CAN message with incorrectly incrementing counter for longer than 100 milliseconds.

Clear condition

The Integrated Dynamic Brake (IDB) receives the DI_brakeCommand Controller Area Network (CAN) message with correctly incrementing counter for 100 milliseconds.

Models

Model Y 2025+

Visibility

service-fix

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