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ECU resets

EPAS3P UDS ECU Reset

Gen3/tasks/TEST-RESET_EPAS3P

Model 3 / YModel S / X (2021+)

What this task does

Resets the Primary Electronic Power Assist Steering (EPAS3P) Electronic Control Unit (ECU). Reset is executed 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
2024+ Model 3, 2025+ Model Y, Model Y, Pre-2024 Model 3
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
Service, Factory, DiagLinkActive

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
Service, Factory, DiagLinkActive

Task inputs (0)

This task has no listed user inputs.

Model S / X (2021+) AMD
Vehicle coverage
2021+ Model S, 2021+ Model X
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
Service, Factory, DiagLinkActive

Task details for this hardware

The test performs a Unified Diagnostic Services (UDS) reset of the Electronic Power Assist Steering (EPAS) Electronic Control Unit (ECU).

Task inputs (0)

This task has no listed user inputs.

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Communication checks

EPAS Party CAN Communication Test

Tests the communication of the Electronic Power Assist Steering (EPAS) Electronic Control Unit (ECU). Communication is established via Unified Diagnostics Services (UDS) over the Party Controller Area Network (CAN).

PING-TP_EPAS3P

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

EPAS3P Check applied angle offset

Checks the applied angle offset for Electronic Power Assist Steering (EPAS).

TEST_EPAS3P_X_CHECK-APPLIED-ANGLE-OFFSET

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