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The service task reference · 2026

Tesla service tasks.

Find the procedure. Understand what it does. Explore diagnostic tests and repair tasks you can run with Tesware on compatible vehicles.

1,357

service tasks

2026 firmware

Model 3, Y, S & X

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1,357 tasks Showing 817–840

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Service procedures

Passenger Seat Calibration

Calibrates the front passenger seat.

PROC_VCSEATP_SEAT-CALIBRATE

Model S / X (2021+)
Service procedures

Passenger Seat OCS Calibration

Calibrate the front passenger seat occupancy sensor.

PROC_VCSEATP_FRONT-PASS_OCS-CALIBRATE

Model S / X (legacy)
Self-tests

Passenger Seat OCS Sensor Self-Test

Tests if the passenger seat Occupant Classification System (OCS) sensor is drawing sufficient current and is communicating with the Local Interconnect Network (LIN) bus.

TEST-SELF_VCRIGHT_FRONT_P2-OCS

Model S / X (2021+)
Communication checks

PCS CAN Communication

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

PING-TP_PCS

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

PCS Read Serial/Part Nos

The test reads and reports serial or part number of the Power Conversion System (PCS).

TEST-SN_PCS

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

PCS UDS ECU Reset

Resets the Power Conversion System (PCS) Electronic Control Unit (ECU). Reset is executed via Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).

TEST-RESET_PCS

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

PDM Pektron VIN Learn

This routine performs the VIN Learn, and side configuration learn for Pektron door module. This is necessary to ensure the passenger door controller (PDM) 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 PDM module.

PROC_PDM_PASS_PEKTRON-VIN-LEARN

Model S / X (legacy)
Communication checks

Pedal Monitor CAN Communication

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

PING-TP_PM

Model 3 / Y
ECU resets

Pedal Monitor master (PM) node UDS ECU Reset

Resets Pedal Monitor master (PM) Electronic Control Unit (ECU). Reset is executed via Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).

TEST-RESET_PM

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

Pedestrian Warning External Speaker Test

Test the functionality of the Pedestrian Warning External Speaker. This is a user-verified acoustic test.

TEST-BASH_CID_X_SPEAKER-EXT-2

Model S / X (legacy)
Diagnostic tests

PF_IN_DOOR_RELEASE

User initiated check for the interior mechanical door release. The mechanical release on the front door is a cable that is actuated when the interior door handle is pulled back fully. This test only applies to Model X vehicles equipped with LIN controlled cinching latches.

TEST_BCFPM_FRONT-PAS_DOOR-RELEASED

Model S / X (legacy)
Communication checks

Ping Wireless Charger

Pings the wireless USB charger

PING-BASH_WIRELESS-CHARGER

Model S / X (legacy)
Service procedures

PLC Modem Retrofit

This routine will update the PLC Modem configuration

PROC_CP_X_PLC-MODEM-RETROFIT

Model 3 / Y
Service procedures

PLC Relay Retrofit

This routine will update the PLC Relay configuration

PROC_CP_X_PLC-RELAY-RETROFIT

Model S / X (legacy)
Communication checks

PLCRLY CAN Communication

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

PING-TP_PLCRLY

Model S / X (legacy)
Communication checks

PM CAN Communication

Tests Controller Area Network (CAN) communication with the pedal monitor (PM).

PING-TP_PM

Model S / X (legacy)
Communication checks

PMF CAN Communication

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

PING-TP_PMF

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

PMF UDS ECU Reset

Resets the Front Pedal Monitor (PMF) Electronic Control Unit (ECU). Reset is executed via Unified Diagnostics Services (UDS) over the Controller Area Network (CAN).

TEST-RESET_PMF

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+)

About this reference

Descriptions and input definitions come from Tesla’s 2026 vehicle firmware. This catalog includes tasks covered by Tesware’s current service access. Each task page lists the vehicle and firmware versions in which it was found. The connected vehicle confirms whether a task can run.

  • Model 3 / Y · AMD · firmware 2026.32.3
  • Model 3 / Y · Intel · firmware 2026.32.7
  • Model S / X (legacy) · Legacy infotainment · firmware 2026.14.6
  • Model S / X (2021+) · AMD · firmware 2026.20.6.1

Cybertruck is not included in this 2026 reference.