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ECU resets

Reset LFT (Liftgate) controller

ModelS/tasks/TEST-RESET_LFT

Model S / X (legacy)

What this task does

Send a reset ECU command to the LFT (Liftgate controller)

Vehicle compatibility

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

Model S / X (legacy) Legacy infotainment
Vehicle coverage
Pre-2021 Model S
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
Factory, Service

Procedure notes

Liftgate operation will be temporarily unavailable

Task inputs (0)

This task has no listed user inputs.

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Diagnostic tests

3rd Row Liftgate Button (Close)

Test checks the function of the interior trunk release button on vehicles equipped with a third row jump seat. Press the third row interior trunk release while the trunk is open to pass.

TEST_LFT_TRNK_CLOSE-PRESSED

Model S / X (legacy)
Diagnostic tests

3rd Row Liftgate Button (Open)

Test checks the function of the interior trunk release button on vehicles equipped with a third row jump seat. Press the third row interior trunk release to pass.

TEST_LFT_TRNK_OPEN-PRESSED

Model S / X (legacy)
Communication checks

LFT CAN Communication

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

PING-TP_LFT

Model S / X (legacy)
Service procedures

LFT Pektron VIN Learn

This routine performs the VIN Learn, and side configuration learn for Pektron door module. This is necessary to ensure the liftgate controller (LFT) recognizes the correct vehicle configuration. Test will always report as passed to MES due to unreliability of the routine. Routine is necessary after any configuration changes that affect the LFT module.

PROC_LFT_TRNK_PEKTRON-VIN-LEARN

Model S / X (legacy)