RCM-D078
RCM_d078_hardwareCodingPin1
Also written as RCM_D078 / RCM D078 / RCM_d078_hardwareCodingPin1 / rcm_d078_hardwarecodingpin1
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-D078 mean?
Tesla diagnostic code in the Restraint Control Module (RCM) module. Cracked SignalDTCRCM_hwcp1CfgRCM_805356RCM_hwcp1CheckFailRCM_805352RCM_hwcp1CrosCoupRCM_80532BRCM_hwcp1UndefinedRCM_80531DRCM_hwcp1OpenRCM_805313RCM_hwcp1Sht2BatRCM_805312RCM_hwcp1ShortRCM_805311
Original Description
Cracked SignalDTCRCM_hwcp1CfgRCM_805356RCM_hwcp1CheckFailRCM_805352RCM_hwcp1CrosCoupRCM_80532BRCM_hwcp1UndefinedRCM_80531DRCM_hwcp1OpenRCM_805313RCM_hwcp1Sht2BatRCM_805312RCM_hwcp1ShortRCM_805311
Affected Tesla Models
What You May Notice
- Restraint Control Module alert: Cracked SignalDTCRCM_hwcp1CfgRCM_805356RCM_hwcp1CheckFailRCM_805352RCM_hwcp1CrosCoupRCM_80532BRCM_hwcp1UndefinedRCM_8053
- 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-D078 is a diagnostic or informational code in the Restraint Control Module system. Typically no immediate action is required.