Operation CHARM: Car repair manuals for everyone.

Scan Tool Data Definitions

Scan Tool Data Definitions

ATC Application: The scan tool displays a numeric value. This parameter indicates the model number assigned to the transfer case.
ATC Software ID: The scan tool displays a numeric value. This parameter indicates the numbers or characters assigned to the current version of software used in the ATC module.
Battery Voltage: The scan tool displays a range of 0 - 25.5 volts. This parameter indicates the voltage measured by the transfer case shift control module at its battery feed.
Current Slip Adapts: The scan tool displays a numeric value. This parameter indicates corrective adjustments made by the transfer case shift control module for wheel slip events.
Front Propshaft Speed: The scan tool displays a range of 0 - 8,192 RPM. This parameter indicates the rotational speed of the front propshaft.
Ignition Cycles Since Last Current DTC: The scan tool displays a numeric value. This parameter indicates how many ignition cycles have occurred since last current DTC was set.
Motor A Current: The scan tool displays Amps. This parameter indicates current flow when the motor moves one of two directions.
Motor B Current: The scan tool displays Amps. This parameter indicates current flow when the motor moves one of two directions.
Rear Propshaft Speed: The scan tool displays a range of 0 - 8,192 RPM. This parameter indicates the rotational speed of the rear propshaft.
Service 4WD Lamp: The scan tool displays ON or OFF. This parameter indicates if the Service 4WD Lamp is being commanded by the transfer case shift control module.
Slip Adapt PWM: The scan tool displays a range of 0-100 percent. This parameter indicates the Duty Cycle applied to the ATC motor.
Total Slippage: The scan tool displays a range of 0 - 8,192 RPM. This parameter indicates the total slippage of both the front and rear propshafts.