Table 1: | Instrument Panel Cluster (IPC) |
Table 2: | Powertrain Control Module (PCM) -- 3.4L (LA1) |
Scan Tool Output Control | Additional Menu Selections | Description |
---|---|---|
Lamp Test | Special Functions | The BCM sends a command to the instrument panel (IPC) via the serial peripheral interface (SPI) to set all gages to half scale and to turn on all indicators when you select On. |
Scan Tool Output Control | Additional Menu Selection(s) | Description |
---|---|---|
Fans Low Speed | Fan Relays | The scan tool displays a Commanded State of None, Off or On. This allows you to communicate with the PCM and activate or deactivate the cooling fan 1 relay, manually turning the low speed fans On and Off. |
Fans High Speed | Fan Relays | The scan tool displays a Commanded State of None, Off or On. This allows you to communicate with the PCM to activate or deactivate the cooling fan 1 relay, manually turning the low speed fans On. After a 3 second delay the PCM will activate the cooling fan S/P relay and the cooling fan 2 relay. This turns the high speed fans On and Off. |
Scan Tool Output Control | Additional Menu Selection(s) | Description |
---|---|---|
Fan Control 1 | Fan Relays | The scan tool displays a Commanded State of None, Off or On. This allows you to communicate with the PCM and deactivate or activate the cooling fan 1 relay, manually turning both fans Off, or On in low speed. |
Fan Control 2 | Fan Relays | The scan tool displays a Commanded State of None, Off or On. This allows you to communicate with the PCM to deactivate or activate the cooling fan 2 and the cooling fan mode relays, manually turning the right fan Off, or On in high speed. |
Fan Control 1 and 2 | Fan Relays | The scan tool displays a Commanded State of None, Off or On. This allows you to communicate with the PCM to deactivate or activate the cooling fan 1, the cooling fan 2, and the cooling fan mode relays, manually turning both fans Off, or On in high speed . |