Scan Tool Output Control  | Additional Menu Selection(s)  | Description  | 
|---|---|---|
Engine Output Controls  | GEN L-Terminal  | The engine control module (ECM) commands the generator OFF by removing the 5-volt reference signal from the L terminal of the voltage regulator when you select Off. The generator will then stop generating an output voltage.  | 
Engine Output Controls  | Starter Relay  | The ECM grounds the starter relay control circuit when ON is selected. When OFF is selected, the ground is removed from the circuit.  |