Benelli TNT125 Service Manual

Ignition System Troubleshooting
Error ignition (no spark)
Battery inspection Not good Battery charging or battery replacement
Good
Ignition system circuit and connector
inspection
Not good Repair or replace the damaged part
Good
Spark plug inspection Not good Replace the spark plug
Good
Primary side coil peak voltage inspection Not good Replace the ignition coil
Good
Primary side coil peak voltage inspection Not good Voltage is lower than the specified value
Good
Not good
There is a fault in the ignition
coil, please replace it
Voltage is zero or almost
zero
Checking:
1. Check the lower voltage on the multimeter
2. Check the peak voltage of crankshaft sensor
3. Check the peak voltage of camshaft position
sensor
Not
good
Not good Checking:
1. Check whether the adapter is connected incorrectly or
there is a fault in the adapter
2. Check the ignition switch and engine flameout switch
3. Check the peak voltage of crankshaft sensor
4. Check the peak voltage of camshaft position sensor
Good Replace the faulty part or check it
with a multimeter
Good
Replace the faulty part There is a fault in the electronic control unit, so it needs to be replaced
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Benelli TNT125 Specifications

General

Displacement	125 cc
Transmission	5-speed
Fuel System	EFI
Fuel Capacity	7.2 liters
Seat Height	780 mm
Dry Weight	116 kg
Bore x Stroke	54 mm x 54.5 mm
Starting System	Electric
Wheelbase	1215 mm
Engine Type	Single cylinder, 4-stroke, air-cooled
Front Suspension	Upside-down fork
Front Brake	Single disc
Rear Brake	Single disc
Front Tire	120/70-12
Rear Tire	130/70-12
Max Power	8.2 kW (11.1 Cv) @ 9500 rpm
Rear Suspension	Swing arm with lateral shock absorber with adjustable spring preload