Start Clutch Control

The hydraulic-controlled start clutch controls smooth starting-off and creeping in the D, L, and R positions like a torque converter. The TCM receives input signals from the ECM, sensors switches actuates the start clutch pressure control valve to regulate the clutch reducing pressure, and the clutch reducing pressure controls the start clutch.

Fig 1: Start Clutch Control Functional Diagram

Courtesy of AMERICAN HONDA MOTOR CO., INC.