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Home >> Mazda >> 2015 >> 3 SV, Automatic Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Exterior Lights >> On-Board Diagnostic - Adaptive Front Lighting System >> DTC C0051: 86 Steering Angle Error Signal Received From EPS Control Module >> Notes
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DTC C0051: 86 Steering Angle Error Signal Received From EPS Control Module: Notes

DTC C0051:86 DETECTION CONDITIONS AND POSSIBLE CAUSE

Description  Steering angle error signal received from EPS control module 
Detection condition 
  • Either a condition in which the steering angle sensor has a malfunction and the EPS control module has not performed steering angle neutral position auto learning, or a condition in which the EPS control module has a malfunction is detected for 5 s or more  with the ignition switched ON (engine off or on).
Fail-safe function 
  • The swivel actuator is moved to the center.
  • Control of the headlight auto leveling system is continued.
Possible cause 
  • DTCs are stored in the start stop unit.
  • DTCs are stored in the EPS control module.
  • EPS control module malfunction
  • AFS control module malfunction
System wiring diagram  Not applicable