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Diagnostic tests 2026 firmware

Liftgate Anti-Pinch Connection Test

ModelX/tasks/TEST_BCREAR_REAR_LFT-ANTI-PINCH-CONNECTION-TEST

What this task does

This test will run a routine on the BCREAR that will report whether the Power Liftgate (PLG) anti-pinch strips are disconnected. This test can only detect over all disconnection and will not be able to check if sections of the pinch strip are faulty.

Vehicle & firmware coverage

Open a version to see its description, requirements, and input definitions. Hardware configuration and live vehicle checks also determine availability.

Model S / X (legacy) Legacy infotainment · Firmware 2026.14.6
Vehicle coverage
Pre-2021 Model X
Supported connection
Local connection
Vehicle state
Stationary · Parked
Gateway diagnostic level
Factory, Service

Task inputs (0)

No user inputs are listed in this firmware.

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Communication checks

BCREAR CAN Communication

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

PING-TP_BCREAR

Model S / X (legacy)
Service procedures

Lift Gate Anti-Pinch Test (Left)

Tests the left side anti-pinch functionality on the lift gate by monitoring the BCREAR_plgLeftAndMidPinchStatus CAN signal.

PROC_BCREAR_L_LFT-ANTI-PINCH-LEFT

Model S / X (legacy)
Service procedures

Lift Gate Anti-Pinch Test (Right)

Tests the right side anti-pinch functionality on the lift gate by monitoring the BCREAR_plgRightPinchStatus CAN signal.

PROC_BCREAR_R_LFT-ANTI-PINCH-RIGHT

Model S / X (legacy)
Service procedures

Model X Active Spoiler Calibration

This routine will trigger the automatic spoiler calibration routine in the BCREAR module. The calibration will tell the BCREAR where the spoiler endstops are and will calibrate the spoiler anti-pinch.

PROC_BCREAR_REAR_TEST-SPOILER

Model S / X (legacy)