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Home >> Chevrolet >> 2024 >> Tahoe Commercial, 4WD >> Repair and Diagnosis >> Transmission >> Transfer Case >> Transfer Case - Mp 3025 (NQH) - Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC C115E or C1170 >> Circuit/System Description

Circuit/System Description

For an overview of the component/system, refer to:Transfer Case Description and Operation

Circuit Description
Control Circuit - Terminal A@A16 Transfer Case Four Wheel Drive Actuator The output circuit is switched from ground to 12 V to activate the component.
Control Circuit - Terminal D@A16 Transfer Case Four Wheel Drive Actuator The output circuit is switched from ground to 12 V to activate the component.
Component Description
A16 Transfer Case Four Wheel Drive Actuator
  • An electric DC motor.
  • The motor is bidirectional.
K69 Transfer Case Control Module The control module contains a microprocessor used to process input data to control outputs.