Honda BF20A-BF25A, BF25D-BF30D Outboard Motors Shop Manual., Page 305Get this manual
3POWER TRIMITILT aREMOVAL
Drain the carburetor by loosening the drain screws and remove the motor from the engine
[I] POWER TRIMITILT
[2] 2P CONNECTOR
Gasoline is highly flammable and explosive' You can be burned or seriously injured when handling fuelKeep heat, sparks and flame awayHandle fuel only outdoorsWipe up spills immediately1) Remove the engine cover and CDI unit cover (P8-3
of the base shop manual)2) Lay the outboard motor on its right side (i.ewith the carburetor side down)3) With the right stern bracket raised off, operate the power trimtilt switch and set the swivel case in the uppermost positionAfter setting the outboard motor in the uppermost position, hold it in the position with the tilt stopper
[5] HARNESS CLIP
[4] WIRE HARNESS CLIP
TRIM ANGLE SENSOR WIRES