Scan Tool Output Controls
Engine Control Module (ECM) 3.6L (LY7)
| 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 Control | The ECM grounds the starter relay control circuit when ON is selected. When OFF is selected, ground is removed from the circuit |
Engine Control Module (ECM) 4.4L (LC3)
| 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 Control Module (ECM) 4.6L (LH2)
| 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. |