Scan Tool Output Controls
WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Body Control Module (BCM) Scan Tool Output Controls
| Scan Tool Output Control | Additional Menu Selection(s) | Description |
|---|---|---|
| Light Test | Daytime Running Lamps | The BCM reduces the 100 percent pulse width modulated (PWM) headlamp driver module (HDM) control signal to a 85 percent duty cycle when there is sufficient light to the ambient light sensor and you select ON. The daytime running lights will remain illuminated until commanded OFF. |
| Light Test | Parking Lamps | The BCM activates the park lamp relay when you select ON. The park lamps illuminate until commanded OFF. |
| Light Test | Backup Lamps | The BCM activates the backup lamp output when you select ON. The backup lamps illuminate until commanded OFF. |
| Lamp Dimming Test | Dimming | The BCM adjusts the dimming output level when you select the percentage of illumination desired. The dimmable IP lamps will illuminate to the level set by the scan tool when the IP dimmer switch is in the FULL DIM position. |
Driver Door Module (DDM) Scan Tool Output Controls
| Scan Tool Output Control | Additional Menu Selection(s) | Description |
|---|---|---|
| Door Backlight Test | - | The DDM activates the driver door backlighting outputs when you select ON. The door backlighting will remain illuminated until commanded OFF. |
Passenger Door Module (PDM) Scan Tool Output Controls
| Scan Tool Output Control | Additional Menu Selection(s) | Description |
|---|---|---|
| Door Backlight Test | - | The DDM activates the passenger door backlighting outputs when you select ON. The door backlighting will remain illuminated until commanded OFF. |