About 90 percent of domestic cats in the U.S. have type A blood; B is usually found in some of the more exotic purebreds. AB is the rarest type. No one type is a universal donor when it comes to cats. Canine blood types are denoted by âDEA,â or Dog Erythrocyte Antigen, and are broken down into eight categories:
Quick Answer. An ignition control module is a component in a vehicle's engine that enables a spark to be produced at the correct time in each cylinder. It does much the same job as contact breaker points did in older cars. Continue Reading.
Repair Guides. Replacing the Engine Control Module. A car's engine control module (ECM) is a computer system that acts as the brain of a car. This little computer analyzes lots of information in order to control the car's performance. When the ECM fails, it will greatly hurt the engine's performance.