TGB BLADE 500, Service Manual

Page: 285 / 306

16. ELECTRICAL SYSTEM
16-3
Trouble Diagnosis
No voltage
● Battery discharged
●
The cable disconnected
●
The fuse is blown
●
Improper operation of the main switch
Low voltage
●
The battery is not fully charged
● Poor contact
●
Poor charging system
●
Poor voltage regulator
No spark produced by spark plug
●
The spark plug is out of work
●
The cable is poorly connected, open or
short-circuited
- Between AC.G. and C.D.I.
●
Poor connection between C.D.I. and ignition
coil
- Poor connection between C.D.I. and the
main switch
●
Poor main switch
● Poor C.D.I.
●
AC.G. is out of work
Starter motor does not work
●
The fuse is blown
●
The battery is not fully charge
●
Poor main switch
●
Poor starter switch
●
The front and rear brake switches do not
operate correctly
●
Starter relay is out of work
●
The ignition coil is poorly connected, open or
short-circuited
●
The starter motor is out of work
Intermittent power supply
●
The connector of the charging system
becomes loose
●
Poor connection of the battery cable
●
Poor connection or short-circuit of the
discharging system
● Poor connection or short-circuit of the power
generation system
Charging system does not
operate properly
● Burnt fuse
● Poor contact, open or short circuit
● Poor regulator
● Poor ACG
Engine does not crank smoothly
● Primary winding circuit
- Poor ignition coil
- Poor connection of cable and connectors
- Poor main switch
●
Secondary winding circuit
-
Poor ignition coil
- Poor spark plug
- Poor ignition coil cable
- Current leakage in the spark plug
●
Incorrect ignition timing
-
Poor AC.G.
-
Improper installation of the pulse sensor
- Poor C.D.I.
Weak starter motor
●
Poor charging system
● The battery is not fully charged
● Poor connection in the windings
●
The motor gear is jammed by foreign material
Starter motor is working, but engine
does not crank
●
Poor starter motor pinion
● The starter motor run in reverse direction
● Poor battery