TESLA Diagnostic

RCM-D029

RCM_d029_comChassisBusOff

Also written as RCM_D029 / RCM D029 / RCM_d029_comChassisBusOff / rcm_d029_comchassisbusoff

System
RCM
Restraint Control Module
Type
Diagnostic
Category
Body
Severity
Diagnostic / Info

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-D029 mean?

Tesla diagnostic code in the Restraint Control Module (RCM) module. Signal NameDTCRCM_comChassisBusOffRCM_C02888

Original Description

Signal NameDTCRCM_comChassisBusOffRCM_C02888

Affected Tesla Models

Model SModel XModel 3Model Y

What You May Notice

  • Restraint Control Module alert: Signal NameDTCRCM_comChassisBusOffRCM_C02888
  • Seatbelt pre-tensioner or side airbag may be affected
  • SRS (Supplemental Restraint System) alert in vehicle diagnostics

How to Diagnose and Resolve

  1. 1 Do not ignore this alert — airbag system faults are safety-critical
  2. 2 Reboot the vehicle to check if the alert clears
  3. 3 Schedule a Tesla Service appointment promptly
  4. 4 The RCM module and wiring harness will be inspected

Severity Notes

RCM-D029 is a diagnostic or informational code in the Restraint Control Module system. Typically no immediate action is required.

Other RCM Codes

RCM_a000 RCM_a001 RCM_a002 RCM_a003 RCM_a004 RCM_a005 RCM_a006 RCM_a007
View all RCM codes →