1988-1992 Mercury Force 5HP Outboards Service Manual, Page 120Get this manual
SCHEMATIC (81M II)
FLYWHEEL
STOP SWITCH
TEST P-ROCEDURES (81M II)
TEST POINT TESTER SETTING
TEST 1: IGNITION SPARK TEST spark plug lead (see Note 1) NOTE 1: Lanyard must be in place on lanyard switch for all tests
READING
sn Spark tester lead to spark plug lead #1
If no sparkgo to Test #2
TEST 2: LANYARD SWITCH TEST
LS1 Remove RED lead from switch terminalLS2 Remove other BLK lead from switch terminal
Repeat Test #1