SAAB WIS ONLINE

Actuator, throttle body (604) EDC16

Actuator, throttle body (604) EDC16

Location

Throttle body actuator (604)

Main task

Regulates the amount of air to the engine.

Type


DC motor with integrated control electronics and diagnostics.

Connection

Pin No. Signal type Description
1 Ground Actuator grounding. Connects to ECM pin 39(A).
2 Power supply Via main relay 229. Connects to UEC pin 15(M).
4 PWM signal for diagnostics Connects to ECM pin 52(A).
6 PWM signal for control Connects to ECM pin 59(A).



Function

A PWM signal of 250 Hz is used as a control signal to the integrated electronics. A PWM signal with varying frequency of between 20 and 200Hz is used as diagnostics and position signal.