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Diagnostic tests 2026 firmware

Speaker test for Base-Premium combination (Front IP) Connection Check

Gen3/tasks/TEST-BASH_SPK_ICE_BASE-PREM

What this task does

Checks the electrical connection for a combination of base and premium speakers in the front instrument panel.

Vehicle & firmware coverage

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

Model 3 / Y Intel · Firmware 2026.32.7
Vehicle coverage
Model Y, Pre-2024 Model 3
Supported connection
Local connection
Vehicle state
Stationary · Drive; Stationary · Neutral; Stationary · Parked
Gateway diagnostic level
No specific level listed

Task inputs (0)

No user inputs are listed in this firmware.

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Diagnostic tests

A2B Bus Components - Check Connection

Checks the Automotive Audio Bus (A2B) connection of the telephony microphone boards, and if applicable, the Telematics Control Unit (TCU) and the premium amplifier.

TEST-BASH_SPK_X_A2B-CHECK

Model 3 / Y
Diagnostic tests

Check MCU and PWS Speaker Connections

Check the electrical connection between the MCU speakers and check PWS speaker

TEST-BASH_SPK_X_MCU-PWS-CHECK

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

Check MCU Speaker Connections

Tests the electrical connection between the Media Control Unit (MCU) and speakers.

TEST-BASH_SPK_X_MCU-CHECK

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