EMS Flashcards
1
Q
What 2 types of memory dose the ECU hold?
A
ROM
RAM
2
Q
What is ROM?
A
Permanent data such as drive maps
3
Q
What is RAM?
A
The data is the variable information about the engine, temp, pressure or speeds etc. This information is not stored
4
Q
What dose a sensor do?
A
Turns mechanical movements into electrical signals for the ECU to read
5
Q
What do actuators do?
A
Turns electrical signals from the ECU (output) into mechanical movements
6
Q
What’s the purpose of a lambda sensor?
A
Measures Oxygen in exhaust gases
