Gilera 633721 - Page 201

Poor performance at full throttle
POOR ENGINE PERFORMANCE AT FULL POWER/ IRREGULAR ENGINE PROGRESS
ON PICKUP
Possible Cause Operation
Presence of faults detected by the self diagnosis
Pump relay
H.V. coil
Injector
revolution timing sensor
Air temperature
Coolant temperature.
Atmospheric pressure
Spark plug power supply
Spark plug
Shielded cap
HV cable
HV coil
Intake system
Air filter
Filter box (sealing)
Intake sleeve (sealing)
Parameter reliability
Throttle valve position signal
Coolant temperature indicator
Intake air temperature indicator
Ignition advance
Fuel supply
Fuel level in the tank
Fuel pressure
Fuel filter
Injector capacity
Engine knocking
PRESENCE OF KNOCKING (OVERHEAD KNOCKING)
Possible Cause
Operation
Presence of faults detected by the self diagnosis
Pump relay
H.V. coil
Injector
revolution timing sensor
Air temperature
Coolant temperature.
Atmospheric pressure
Ignition efficiency Spark plug
Parameter reliability
Throttle valve position signal
Coolant temperature indicator
Intake air temperature indicator
Ignition advance
Intake system seal
Intake sleeve
Filter box
TPS reset successful TPS reset successful
Fuel supply
Fuel pressure
Fuel filter
Injector capacity
Fuel quality
Selection of the cylinder base gasket thickness Selection of the cylinder base gasket thickness
Nexus 500 euro 3 Injection
INJEC - 201