Fuel Gauge Troubleshooting; Pointer Does Not Register Correctly (Ignition Switch On); Pointer Fluctuates Or Swings (Ignition Switch On) - KYMCO DINK 125 Service Manual

1. GENERAL INFORMATION
FUEL GAUGE

1. Pointer does not register correctly (Ignition switch ON)

Inspection/Adjustment
Check battery circuit by
operating turn signals
Remove fuel unit and
check operation of
pointer by moving float
up and down
Float up: Full
Float down: Empty
Check operation of
pointer by opening and
shorting fuel unit
terminal on wire harness
side
Check connectors for
proper connection

2. Pointer fluctuates or swings (Ignition switch ON)

Inspection/Adjustment
Check battery circuit by
operating turn signals
and horn
Remove fuel unit and
check operation of
pointer by moving float
up and down
Move float up and
down rapidly (1 round
/sec.) to check the
operation of pointer
Check connectors for
proper connection.
Symptom
Signals operate
properly
Pointer does not
move
Pointer does not
move
Good
Symptom
Signals operate
properly
Pointer moves
Pointer moves in
accordance with
float
Good
Signals dim, remain
on or don't operate
Pointer moves
Pointer moves
Faulty
Signals dim, remain
on or don't operate
Pointer does not
move
Pointer does not
move in accord-
ance with float
Faulty
DINK 50/125
Probable Cause
Burned out fuse
Weak or dead battery
Faulty ignition switch
Loose or disconnected
connectors
Broken wire harness
Faulty float
Broken or shorted fuel unit
wire
Disconnected connector
Incorrectly connected
connector
Broken or shorted wire in fuel
gauge
Probable Cause
Burned out fuse
Weak or dead battery
Faulty ignition switch
Loose or disconnected
connector
Broken wire harness
Poor contact in fuel unit
Insufficient damping oil in
fuel gauge
Loose or disconnected
connector
Broken or shorted wire in fuel
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