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C0051 on the 2013 Mazda CX-5

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

Bulletins for this model year that name C0051
04-003-19-3589a2019-07-01. Service bulletin. Some vehicles may experience the TCS/DSC indicator light and the TPMS warning light both ON with DTC C0051:62 stored in memory. DTC C0051:62 - The difference between the initial learned value of the steering angle (as calculated by each sensor) and the steering angle (as calculated by the steering angle sensor) while driving in a straight line, has exceeded its allowable tolerance (or threshold). NOTE: For vehicles equipped with the Smart City Brake System (SCBS), the master warning light also comes ON with the message "SCBS Inspection Required" in the display. The symptoms may occur when the following conditions are met: After starting the engine, the vehicle is driven backwards while the steering wheel is turned to the left or to the right or going forward over a bump while turning the steering wheel. The vehicle is then driven forward and begins accelerating while the steering wheel is still turned. To eliminate this concern, the DSC HU/CM software has been changed.
04-003-19-35892019-05-03. Service bulletin. Some vehicles may experience the TCS/DSC indicator light and the TPMS warning light both ON with DTC C0051:62 stored in memory. DTC C0051:62 - The difference between the initial learned value of the steering angle (as calculated by each sensor) and the steering angle (as calculated by the steering angle sensor) while driving in a straight line, has exceeded its allowable tolerance (or threshold). NOTE: For vehicles equipped with the Smart City Brake System (SCBS), the master warning light also comes ON with the message "SCBS Inspection Required" in the display. The symptoms may occur when the following conditions are met: After starting the engine, the vehicle is driven backwards while the steering wheel is turned to the left or to the right or going forward over a bump while turning the steering wheel. The vehicle is then driven forward and begins accelerating while the steering wheel is still turned. To eliminate this concern, the DSC HU/CM software has been changed.
04-007-18-35002018-10-09. Service bulletin. Some vehicles may experience the TCS/DSC indicator light and the TPMS warning light both ON with DTC C0051:62 stored in memory.DTC C0051:62 - The difference between the initial learned value of the steering angle (as calculated by each sensor) and the steering angle (as calculated by the steering angle sensor) while driving in a straight line, has exceeded its allowable tolerance (or threshold). NOTE: For vehicles equipped with the Smart City Brake System (SCBS), the master warning light also comes ON with the message "SCBS Inspection Required" in the display. The symptoms may occur when the following conditions are met: After starting the engine, the vehicle is driven backwards while the steering wheel is turned to the left or to the right or going forward over a bump while turning the steering wheel. The vehicle is then driven forward and begins accelerating while the steering wheel is still turned. To eliminate this concern, the DSC HU/CM software has been changed.
04-003-13-28232017-04-24. Service bulletin. SOME VEHICLES MAY EXPERIENCE THE TCS/DSC INDICATOR LIGHT AND THE TPMS WARNING LIGHT BOTH ON WITH DTC C0051:62 STORED IN MEMORY.•DTC C0051:62 - THE DIFFERENCE BETWEEN THE INITIAL LEARNED VALUE OF THE STEERING ANGLE (AS CALCULATED BY EACH SENSOR) AND THE STEERING ANGLE (AS CALCULATED BY THE STEERING ANGLE SENSOR) WHILE DRIVING IN A STRAIGHT LINE, HAS EXCEEDED ITS ALLOWABLE TOLERANCE (OR THRESHOLD).NOTE:FOR VEHICLES EQUIPPED WITH THE SMART CITY BRAKE SYSTEM (SCBS), THE MASTER WARNING LIGHT ALSO COMES ON WITH THE MESSAGE "SCBS INSPECTION REQUIRED" IN THE DISPLAY.THE SYMPTOMS MAY OCCUR WHEN THE FOLLOWING CONDITIONS ARE MET: •AFTER STARTING THE ENGINE, THE VEHICLE IS DRIVEN BACKWARDS WHILE THE STEERING WHEEL IS TURNED TO THE LEFT OR TO THE RIGHT. THE VEHICLE IS THEN DRIVEN FORWARD AND BEGINS ACCELERATING WHILE THE STEERING WHEEL IS STILL TURNED.TO ELIMINATE THIS CONCERN, THE DSC HU/CM SOFTWARE HAS BEEN CHANGED.

4 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.