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Home >> Mazda >> 2023 >> MX-5 Miata Club >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> On-Board Diagnostic - Start Stop Unit >> Security Indicator Light: 23, DTC: B10DA-62/P1260-00: Communication Error With Pcm (Code Mis-Matched) [Start Stop Unit] >> Notes

Security Indicator Light: 23, DTC: B10DA-62/P1260-00: Communication Error With Pcm (Code Mis-Matched) [Start Stop Unit]: Notes

SECURITY INDICATOR LIGHT: 23, DTC: B10DA:62/P1260:00 (START STOP UNIT) DETECTION CONDITION AND POSSIBLE CAUSE

Description Communication error with PCM (code mis-matched)
Detection condition
  • Start stop unit detects a communication error (code mis-matched) with the PCM.
Fail-safe Not applicable
Possible cause
  • The immobilizer system-related part programming has not been performed when replacing the PCM or start stop unit.
  • PCM malfunction
System wiring diagram Not applicable