Mercury 40 Service Manual page 42

Wiring Harness
IMPORTANT: Warning Horn Requirement – The
remote control or key switch assembly must be
wired with a warning horn. This warning horn is
used with the engine warning system.
1. Route wiring harness into bottom cowl.
40-50 HP
60 HP
a - Route wiring harness into bottom cowl
2. Connect wiring. Place harness into the holder.
40-50-60 HP
BLU/WHT
GRN/WHT
TAN
BRN/WHT
a - Power Trim Connections
1D-6 - IMPORTANT INFORMATION
a
a
BLU/WHT
a
GRN/WHT
Battery Cable Connections
SINGLE OUTBOARD
a - Red Sleeve (Positive)
b - Black Sleeve (Negative)
c - Starting Battery
DUAL OUTBOARD
1. Connect a common ground cable (wire size
same as main battery cable) between negative
(–) terminals on starting batteries.
a
(–)
a - Ground Cable (Same Wire Size As Main Battery Cable –
Connect Between Negative (–) Terminals
a
(+)
b
(–)
c
(–)
90-852572R1 JANUARY 1998