MerCruiser GM4 Service Manual page 260

BREAKER POINT IGNITION - DUAL STATION USING A NEUTRAL SAFETY SWITCH IN BOTH REMOTE
CONTROLS
BLK = BLACK
BLU = BLUE
BRN = BROWN
GRY = GRAY
GRN = GREEN
ORN = ORANGE
PNK = PINK
PUR = PURPLE
RED = RED
TAN = TAN
WHT = WHITE
YEL = YELLOW
LIT = LIGHT
DRK = DARK
PRIMARY STATION
WATER
TEMPERATURE
KEY SWITCH
FUSE
NOTE 1: BROWN/WHITE wire is taped back at instrument end. If installing on boat that is equipped with
MerCruiser Stern Drive, BROWN/WHITE wire is connected to the trim sender terminal block. Also can
be used for an accessory (limit 5 amps).
NOTE 2: An accessory fuse panel may be connected at this location. The combined current draw of the primary
station and secondary station MUST NOT exceed 5 amps.
NOTE 3: Tape back and insulate with at least four layers of electrical tape.
NOTE 4: Connect wires together with screw and hex nut. Tighten securely and coat with Liquid Neoprene to help
control corrosion; when dry, slide neoprene sleeve over connection.
Index
90-816462 2-695
START/STOP
PANEL
TACHOMETER
OIL
PRESSURE
NOTE 4
SECONDARY STATION
WATER TACHOMETER
OIL
TEMPERATURE
PRESSURE
BATTERY
METER
NOTE 2
NOTE 1
NOTE 4
BATTERY
METER
NOTE 2
NOTE 3
NOTE 4
NOTE 1
EXTENSION HARNESS
TO ENGINE
50735
WIRING DIAGRAMS - 4E - 9