TOHATSU 40 Service Manual page 32

4. Disconnect the oil level sensor connection at the electrical
1
box.
5. Connect the main switch side of the bullet connector to a
2
clean engine ground and verify the warning horn sounds. If
the horn does not sound, but other electrical components are
functioning properly, the horn or wiring may be faulty. Repair or
replace as needed. To test the oil level sensor, refer to Automixing
System in Section 3.
3-/ 4-Cylinder
GENERAL SERVICE INFORMATION
T1066
T1067
2-23