Wiring Description - Yamaha F70AET Rigging Manual

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FUEL MANAGEMENT GAUGE

WIRING DESCRIPTION

Fuel management gauge
Be sure that both the fuel management gauge and speedometer yellow wires are connected to the
same power source and activated at the same time.
Pu
Or
W/R
A
Fuel management gauge with speedometer
The speed data is automatically picked up, therefore wiring to the speedometer is not needed.
Pu
Or
A
Or
R
Y B L G G/W
R
B
Pu/W
W
B
Or
R
Y B L W B
X
B
Pu/W
W
C
R: 12 volt
G: To the green wire from "STBD" digital tachom-
eter
G/W: To the green wire from "PORT" digital ta-
chometer for twin motor installations
B: To the ground
L:
To light switch
Y: To digital speedometer to the same power
source
X
Coupler A : To the extension wire lead for the
Coupler B : To the digital speedometer or
B
R: 12 volt
W: To fuel level sensor (Fuel tank)
B: To the ground
L: To light switch
Y: To power source
Coupler A : To the extension wire lead for the
Coupler C : To an NMEA 0183 compatible
X
X
5-15
fuel flow sensor
an NMEA 0183 compatible GPS
unit
fuel flow sensor
GPS unit

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