DTC clearing
WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
- Launch the diagnostic assist function. (See ACTIVATION PROCEDURE .)
- Select in the following order from the diagnostic assist function initial screen.
- [Diagnostic Test]
- [System Self-Diagnostic Test]
- [Clear DTC]
- Clear the DTCs stored in the connectivity master unit (CMU) and nearby devices according to the directions on the screen.
- Ends the diagnostic assist function. (See ENDING PROCEDURE .)