Malibu V6-191 3.1L VIN M SFI (1997)
In this mode of operation, the scan tool can command the Body Function Controller (BFC) to read its various inputs. This mode can be used to determine
whether the Body Function Controller (BFC) is receiving data correctly or if a component is operating properly. The inputs that can be read are listed on
TABLE #7.
Outputs
Description
In this mode of operation, the scan tool can command the Body Function Controller (BFC) to override its normal operation and force the Body Function
Controller (BFC) to enable its outputs (engage relays, operate Courtesy Lighting, etc). This mode can be used to determine whether the Body Function
Controller (BFC) is capable of producing a given output. The outputs that can be controlled are listed in TABLE #8.
SPI Data
Description
In this mode of operation, the scan tool can command the Instrument Cluster via Body Function Controller (BFC) to determine proper Serial Peripheral
Interface (SPI) data bus operation. The data that can be displayed is listed in TABLE #10.
BFC to Cluster Data