DIRER_a158_ibstMIA

The drive interface (DI) electronic control unit (ECU) detects that the iBooster (IBST, or brake assist) controller area network (CAN) node is missing (MIA).

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

The DI ECU is unable to monitor the state of the IBST.

Description

The drive interface (DI) electronic control unit (ECU) detects that the iBooster (IBST, or brake assist) controller area network (CAN) node is missing (MIA).

Cause

The DI ECU is not receiving the expected CAN communication from the IBST, and considers it irrational or MIA.

Clear condition

The DI ECU receives the required CAN messages from the IBST.

Models

Cybertruck, Model S 2021+, Model X 2021+

Visibility

service-fix

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