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Module Controlled Functions: Overview

The BCM controls the following:

Battery saver function
Brake shift interlock
Delayed accessory function
Dimmable backlighting
Exterior lighting
Horn
Ignition state messaging
Interior lighting
Keyless entry keypad (without IA)
Decklid release (without IA)
PATS (vehicles without IA)
Perimeter alarm
Power door locks (vehicles without IA)
Post crash alert function
RKE system (without IA)
Remote start
TPMS

The RFA module (with IA only) controls the following:

IA function
Key validation (part of the PATS)
Keyless entry keypad
Decklid release
PATS
Power door locks