SCCM-A021
SCCM_a021_gearStalkSignalInvalid
Also written as SCCM_A021 / SCCM A021 / SCCM_a021_gearStalkSignalInvalid / sccm_a021_gearstalksignalinvalid
Why does the exact Tesla alert ID matter?
Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.
What does SCCM-A021 mean?
Tesla alert code in the Steering Column Control Module (SCCM) module. Turn indicator stalk sensor is open circuit The turn signal lever is in an intermediate position. It is debounced for 1 second This alert is for logging purposes only. The vehicle is operating as expected when the alert is present
Original Description
Turn indicator stalk sensor is open circuit The turn signal lever is in an intermediate position. It is debounced for 1 second This alert is for logging purposes only. The vehicle is operating as expected when the alert is present
Affected Tesla Models
What You May Notice
- SCCM-A021 may appear with another Tesla alert in the Steering Column Control Module (SCCM) system.
- The vehicle may limit charging, driving, comfort, or safety features depending on the active alerts.
- The alert may clear after sleep, but recurring alerts should be treated as service-relevant.
How to Diagnose and Resolve
- 1 Reboot the vehicle
- 2 Check for OTA software updates
- 3 Monitor over the next few drives; schedule service if alert recurs
Severity Notes
SCCM-A021 is an Alert in the Steering Column Control Module system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.