Answer
are visible to others may already have been shared
I think the first one is All of the above
A misfire code is a type A diagnostic trouble code.
A type A misfire indicates impending catalyst damage and is the most serious type of misfire condition. If this type of misfire is detected, the MIL may flash once per second to notify the driver that the car needs immediate service as soon as possible. In addition, a DTC is set and a freeze frame data is stored.
Space — each pressing of the key will be displayed as ·
Non-breaking space (°) is a space character that prevents an automatic line break at its position.