TOHATSU 40 Service Manual page 283

SECTION 7
6. With main key switch set to the OFF position, PUSH IN
64
the key, check for continuity between terminals (4) and (6). If
meter does not show continuity, replace main key switch. Check for
continuity between all remaining terminals, if meter shows
continuity, replace main key switch.
Check for continuity between the following terminals, if
64
meter shows continuity, replace main key switch.
Terminal
8
2
and
Terminal
8 10
and
7. With main key switch set to the ON position, PUSH IN the
64
key, check for continuity between terminals (2), (8) and (10).
If meter does not show continuity between all three terminals,
replace main key switch. Check for continuity between all
remaining terminals, if meter shows continuity, replace main key
switch.
Check for continuity between the following terminals, if
64
meter shows continuity, replace main key switch.
Terminal
4 6
and
8. With main key switch set to the START position, PUSH IN
64
the key, check for continuity between terminals (2), (8), (10)
and (12). If meter does not show continuity, between all four
terminals replace main key switch. Check for continuity between all
terminals (4) and (6), if meter shows continuity, replace main key
switch.
7-104
Terminal
2 2
10
and
Terminal
10
8 12
and
Terminal
4 12 6
and
Terminal
12
and
Terminal
12
and
Terminal
12
and
T1546
3-/ 4-Cylinder