Alert Details

IDB_a095_RCMinertial2Counter

Description

Restraint Control Module (RCM) inertial 2 message RCM_inertial2 counter is incorrect.

Condition

RCM_inertial2 is received with incorrectly incrementing counter for longer than 100 milliseconds.

Clear Condition

RCM_inertial2 Controller Area Network (CAN) message is received with correctly incrementing counter for 100 milliseconds.

Potential Impact

Anti-lock Brake System (ABS), Controlled Deceleration via Parking brake (CDP), External Brake Request (EBR), and Secondary Collision Mitigation (SCM) may be unavailable. There may be an issue with the transmitting Electronic Control Unit (ECU) or CAN bus. The vehicle should be driven with extreme caution.

Customer Facing Message 1

ABS (anti-lock braking system) disabled

Customer Facing Message 2

Drive with caution

Audiences

customer;service-fix

Models

Model Y 2025+