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Self-tests

Drive Inverter CAN Communication Self-Test

Gen3/tasks/TEST-SELF_PMR_X_CAN-COMMS

Model 3 / Y

What this task does

Tests communication of the Right Drive Inverter and Pedal Monitor (PMR) Electronic Control Unit (ECU). Communication is established via Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).

Vehicle compatibility

Select your vehicle’s hardware to see task details, requirements, and inputs. Availability is confirmed after connection.

Model 3 / Y AMD
Vehicle coverage
2025+ Model Y, Model Y, Pre-2024 Model 3
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
No specific level listed

Task inputs (0)

This task has no listed user inputs.

Model 3 / Y Intel
Vehicle coverage
Model Y, Pre-2024 Model 3
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
No specific level listed

Task inputs (0)

This task has no listed user inputs.

Related service tasks

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Service procedures

Drive Inverter Rear (DIR) - Restore Bootloader Data After Replacement

Restores the Drive Inverter Rear (DIR) bootloader data from the most recent backup on the car computer and configures the Usage ID after a DIR replacement. Run this routine only after a new compatible drive inverter is installed. After successfully completing, this procedure fails if run multiple times.

PROC_PMR_X_LEGACY-RESTORE-ENTRYPOINT

Model 3 / Y Model S / X (2021+)
Communication checks

PMR CAN Communication

Tests communication with the Pedal Monitor Rear (PMR) Electronic Control Unit (ECU). Communication is established via Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).

PING-TP_PMR

Model 3 / Y Model S / X (2021+)