While owning a car, it is important to know its firing order. The firing order for a 1991 Toyota Corolla is 1 3 4 2.
The firing order should be 1-8-4-3-6-5-7-2.
changing front brake pads on 1991 Toyota truck
The firing order is 1-3-4-2 with #1 cylinder being towards the front of the truck. The link below can provide additional information. Kyrasis6 Mazdatruckin.com
For MR2 2.2, production years 1991 and 1993 the firing order is (1,3,4,2).For other years I don't know.
The firing order should be stamped on the engine block right on top in front of the carborator.
firing order for a 1991 cadillac deville