2005 Yamaha F90TR 90HP Outboards Factory Service Manual, Page 240Get this manual
Wiring diagram F90TR 1 Ignition coil Spark plug Power trim and tilt switch (tiller handle) (optional) Power trim and tilt switch (bottom cowling) Battery Cooling water temperature sensor Starter motor Fuse (30 A) Fuse (20 A) Neutral switch (optional) Starter relay Power trim and tilt relay Trim sensor Power trim and tilt motor Electric fuel pump Main and fuel pump relay Diode Oil pressure switch Pulser coil Stator coil Rectifier Regulator ECM Throttle position sensor Shift position switch Sensor assembly Fuel injector Idle speed control Variable trolling RPM switch (optional) To warning indicatortrim meter To remote control boxswitch panel To personal computer for diagnosis To diagnostic flash indicator (special service tool) To Variable trolling RPM switch