4th Clutch Transmission Fluid Pressure Switch Replacement

Do the battery removal procedure (see BATTERY TERMINAL DISCONNECTION AND RECONNECTION ).
Remove the under-hood subfuse box from its bracket, and remove the bracket from the battery base.
Remove the intake air duct and air cleaner housing.
Remove the battery base and battery base bracket.
Disconnect the 4th clutch transmission fluid pressure switch connector, and remove the switch.

Fig 1: 4th Clutch Transmission Fluid Pressure Switch & Sealing Washer With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Install the new 4th clutch transmission fluid pressure switch (A) and a new sealing washer (B), and tighten the switch.
Make sure there is no water, oil, dust, or foreign particles inside the connector.
Connect the connector securely.
Install the battery base bracket and battery base.
Install the air cleaner housing and intake air duct.
Install the under-hood subfuse box on the battery base, and install the subfuse box on its bracket.
Do the battery installation procedure (see BATTERY TERMINAL DISCONNECTION AND RECONNECTION ).