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Service procedures 2026 firmware

Charge Port Door Calibration

ModelSX/tasks/PROC_CP_X_DOOR-SENSOR-CALIBRATION

Model S / X (legacy)

What this task does

Calibrates the charge port doors. The gateway must be unlocked. Cycling the charge port door improves calibration results.

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 S, Pre-2021 Model X
Supported connection
Local connection
Vehicle state
Stationary · Neutral; Stationary · Parked
Gateway diagnostic level
Service, Factory

Procedure notes

The charge port door will open and close two times during this routine and finish in a closed position.

Task inputs (0)

No user inputs are listed in this firmware.

Related service tasks

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Service procedures

Charge Port Latch Calibration

Execute the routine with the charge port closed. Calibrates the charge port latch sensor offset by comparing the current read value with a saved offset. During calibration, the latch should be in the idle position with no cables present.

PROC_CP_X_LATCH-CALIBRATION

Model S / X (legacy)
Communication checks

CP CAN Communication

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

PING-TP_CP

Model S / X (legacy)
Service procedures

PLC Relay Retrofit

This routine will update the PLC Relay configuration

PROC_CP_X_PLC-RELAY-RETROFIT

Model S / X (legacy)