LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2021 >> CX-3 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> On-Board Diagnostic - Start Stop Unit >> DTC C0051-95: Steering Angle Sensor Assembly Malfunction (Start Stop Unit) >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC C0051-95: Steering Angle Sensor Assembly Malfunction (Start Stop Unit): Notes

DTC C0051:95 (START STOP UNIT) DETECTION CONDITION AND POSSIBLE CAUSE

Description Steering angle sensor assembly malfunction
Detection condition
  • Start stop unit receives the following signals with the ignition switched ON (engine off or on).
  • Steering angle sensor assembly malfunction from EPS control module for 1 s or more
  • Improper assembly of steering angle sensor at 360°
    • Steering wheel angle of 720° or more for 0.048 s or more
Fail-safe Not applicable
Possible cause
  • DTCs are stored in the EPS control module.
  • Improper assembly of steering angle sensor
  • Start stop unit malfunction
System wiring diagram Not applicable