Operation CHARM: Car repair manuals for everyone.

Input 1

DOOR HANDLE SWITCH: The scan tool displays the position of the door handle. The scan tool displays ACTIVE when a door handle is raised and INACTIVE with all doors closed and the door handles at rest.

DOOR LOCK RELAY FEEDBACK: The scan tool displays the state of the door lock relay. The scan tool displays ON when the BCM senses the door lock relay coil is energized.

DRIVERS DOOR JAMB SWITCH: The scan tool displays the position of the drivers door. The scan tool displays ACTIVE when the drivers door is open.

IGNITION 1: The scan tool displays the position of the ignition switch. The scan tool displays ACTIVE when the ignition switch is in the RUN or CRANK position.

IGNITION 3: The scan tool displays the position of the ignition switch. The scan tool displays ACTIVE when the ignition switch is in the RUN position only.

IGNITION POWER MODE: The scan tool displays the position of the ignition switch. The scan tool displays OFF, RUN, CRANK and UNKNOWN. The UNKNOWN display is when the BCM can not determine the position of the ignition switch (between the OFF and RUN positions).

LAST REMOTE FUNCTION ACTUATION (RFA) COMMAND SINCE WAKE-UP: The scan tool displays the last RFA commanded message from the BCM. The scan tool displays NONE when the BCM awakens from asleep status without receiving a RFA module request from a programmed key fob. The scan tool displays LOCK, UNLOCK or PANIC when the BCM is awake and a command is activated from the key fob to the RFA module.

PASSENGER DOOR UNLOCK INPUT: The scan tool displays the state of the passenger door unlock relay. The scan tool displays ACTIVE when the BCM senses that the passenger door unlock relay is being energized.

REMOTE FUNCTION ACTUATION (RFA) MESSAGE SINCE WAKE-UP: The scan tool displays the last message sent to the BCM from the remote control door lock receiver.

RETAINED ACCESSORY POWER (RAP) RELAY FEEDBACK: The scan tool displays the state of the RAP relay. The scan tool displays ON when the BCM activates the RAP relay.