Owner's Manual
Page 160
... gasolines will return to the automatic mode until the problem is designed to your engine. Light spark knock at high speeds can cause problems such as hard starting, stalling and stumble. Fuels blended with materials called oxygenates such as "Reformulated Gasoline". Reformulated... detects a problem it will disable the Autostick mode and the transaxle will provide excellent performance and durability of engine and fuel system components. Engine damage resulting from operating with an octane rating of 87. Gasoline/Oxygenate Blends Some fuel suppliers blend unleaded gasoline...
... gasolines will return to the automatic mode until the problem is designed to your engine. Light spark knock at high speeds can cause problems such as hard starting, stalling and stumble. Fuels blended with materials called oxygenates such as "Reformulated Gasoline". Reformulated... detects a problem it will disable the Autostick mode and the transaxle will provide excellent performance and durability of engine and fuel system components. Engine damage resulting from operating with an octane rating of 87. Gasoline/Oxygenate Blends Some fuel suppliers blend unleaded gasoline...