Fuel Injection System

ACTIVATION
CONTROL FUNCTION 3 is activated by three brief operations of test button A with ignition "ON."

OPERATED COMPONENTS
The ECU activates the following components (in order):
1. Injectors (at 12 Hz) for 5 seconds.
2. Idle valve (at 1 Hz) for 5 seconds.

The procedure will repeat twice to confirm component operation.