19. SWITCHES/HORN/FUEL UNIT/THERMOSTATIC SWITCH
/TEMPERATURE GAUGE/INSTRUMENTS/LIGHTS
12V Battery
HORN INSPECTION
Remove the front upper cover. ( 2-5)
Disconnect the horn wire couplers.
The horn is normal if it sounds when a 12V
battery is connected across the horn wire
terminals.
Horn
FUEL UNIT
FUEL UNIT INSPECTION
Remove the fuel unit.
Disconnect the fuel unit wire connectors.
Measure the resistance between the fuel unit Upper
wire terminals with the float at upper and
lower positions.
Upper
Wire Terminals Upper Lower Lower
Y/WG 3345 500850
L/WG 400700 100200 Lower
Y/WL/W 450750 450750
Fuel Unit
FUEL GAUGE INSPECTION
Connect the fuel unit wire connectors and
turn the ignition switch "ON".
Before performing the following test, Upper
operate the turn signals to determine that
the battery circuit is normal.
Check the fuel gauge needle for correct
indication by moving the fuel unit float up
and down.
Float Position Needle Position Fuel Gauge
Upper "F" (Full)
Lower "E" (Empty)
Wire Terminals Needle Position
Y/WG From E to F
L/WG From F to E
The fuel gauge is normal if it operates as
above indicated. If not, check for loosely Lower
tightened nuts, poorly connected terminals or
shorted wires.
Needle moves
from F to E.
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