UI_a045_ECallSystemCheckFailed

The cellular modem detects the emergency call (eCall) self-test did not pass. During vehicle start-up and when the drive rail is turned ON, the emergency call (eCall) system will attempt 1 self-test with 3 retries. If the 3 retries are unsuccessful, the alert will set. Since the eCall self-tests are run on each ignition, the alert may appear and disappear depending on the result of the latest self tests.

Live incidence rate

0.53% (Uncommon)

Vehicle messages

Emergency call is not operational
System error may clear on next drive

Impact

The eCall may not perform as designed.

Description

The cellular modem detects the emergency call (eCall) self-test did not pass. During vehicle start-up and when the drive rail is turned ON, the emergency call (eCall) system will attempt 1 self-test with 3 retries. If the 3 retries are unsuccessful, the alert will set. Since the eCall self-tests are run on each ignition, the alert may appear and disappear depending on the result of the latest self tests.

Cause

The eCall self-test did not pass after the drive rail was turned ON.

Clear condition

The eCall self-test passes the next time the drive rail is turned ON, and the condition(s) affecting the eCall functionality is resolved.

Models

Cybertruck, Model 3 2017-2023, Model 3 2024+, Model S 2021+, Model X 2021+, Model Y, Model Y 2025+, Semitruck

Visibility

customer, service-fix

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