Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

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Link: lemon-manuals.la or lemon-manuals.org.ua

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Scan Tool Data Definitions

SCAN TOOL DATA DEFINITIONS

DATA
Battery Voltage: The scan tool displays the battery system voltage.

INPUTS
Driver Door Ajar Sw.: The scan tool displays the position of the driver's door. The scan tool displays On when the door is open.

Ignition Accessory: Input from ignition switch accessory circuit. Used to determine power mode. Hot in ACC and ON.

Ignition 0: Input to the control module from the ignition switch indicating the Ignition 0 position. Switch closed (HOT) in ignition switch positions UNLOCK, ACC, ON, and START

Ignition 1: Input to the control module from the ignition switch indicating the Ignition 1 position. Switch closed (HOT) in ignition switch positions ON and START

Passenger Door Ajar Sw.: The scan tool displays the position of the passenger door. The scan tool displays On when the door is open.

OUTPUTS
RAP Relay: The scan tool displays whether RAP is active or inactive. This vehicle does not use an actual relay.