Owner's Manual
Page 220
... performance and emission control system protection for your engine sometimes knocks lightly. Many of the recommended octane rating. Cleaner air Mazda endorses the use high quality fuel of the world's automakers approved the World-wide Fuel Charter that recommends gasoline specifications to...on /off feature. 220 Maintenance and Specifications NOTE: Do not be used when available. If you are experiencing starting, rough idle or hesitation driveability problems during a cold start, try a different brand of "Regular" unleaded gasoline. "Premium" unleaded gasoline is not recommended (...
... performance and emission control system protection for your engine sometimes knocks lightly. Many of the recommended octane rating. Cleaner air Mazda endorses the use high quality fuel of the world's automakers approved the World-wide Fuel Charter that recommends gasoline specifications to...on /off feature. 220 Maintenance and Specifications NOTE: Do not be used when available. If you are experiencing starting, rough idle or hesitation driveability problems during a cold start, try a different brand of "Regular" unleaded gasoline. "Premium" unleaded gasoline is not recommended (...