TESLA Alert
RCM-A048
RCM_a048_sideAccelCPillarLeft
Also written as RCM_A048 / RCM A048 / RCM_a048_sideAccelCPillarLeft / rcm_a048_sideaccelcpillarleft
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 RCM-A048 mean?
Tesla alert code in the Restraint Control Module (RCM) module. The fault is rectified.
Original Description
The fault is rectified.
Affected Tesla Models
Model SModel XModel 3Model Y
What You May Notice
- Restraint Control Module alert: The fault is rectified.
- Seatbelt pre-tensioner or side airbag may be affected
- SRS (Supplemental Restraint System) alert in vehicle diagnostics
How to Diagnose and Resolve
- 1 Do not ignore this alert — airbag system faults are safety-critical
- 2 Reboot the vehicle to check if the alert clears
- 3 Schedule a Tesla Service appointment promptly
- 4 The RCM module and wiring harness will be inspected
Severity Notes
RCM-A048 is an Alert in the Restraint Control Module system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.
Other RCM Codes
RCM_a000 RCM_a001 RCM_a002 RCM_a003 RCM_a004 RCM_a005 RCM_a006 RCM_a007
View all RCM codes →