Enrichment Mode
In this mode, a fixed pre-programmed duty cycle electrical signal is sent to the vacuum control solenoid by the ECM. This signal is sent to the solenoid when fuel enrichment is necessary for cold engine starts or sudden acceleration.
In this mode, a fixed pre-programmed duty cycle electrical signal is sent to the vacuum control solenoid by the ECM. This signal is sent to the solenoid when fuel enrichment is necessary for cold engine starts or sudden acceleration.