20. Radiator electric fan
23. Lambda probe
24. Engine speed sensor
25. H.V. coil.
26. Fuel injector
27. Engine temperature sensor
28. Fuel pump
29. Diagnosis socket
30. Injection electronic control unit
31. Immobilizer antenna
34. Instrument panel
36. Headlight relay
Troubleshooting procedure
Engine does not start
ENGINE DOES NOT START IF ONLY PULLED
Possible Cause
Operation
Immobiliser enabling signal
System not encoded
System not efficient, repair according to the indications of the
self-diagnosis
Presence of faults detected by the self diagnosis
Pump relay
HV coil
Injector
Revolution timing sensor
Fuel system
Fuel in the tank
Fuel pump activation
Fuel pressure (low)
Injector capacity (low)
Power to the spark plug
Shielded spark plug cap HV coil (secondary insulation)
Parameter reliability
Coolant temperature
Distribution timing - injection ignition
Intake air temperature
End of compression pressure
End of compression pressure
Starting difficulties
ENGINE STARTER PROBLEMS
Possible Cause
Operation
Presence of faults detected by the self diagnosis
Pump relay
HV coil
Injector
Revolution timing sensor
Air temperature
Coolant temperature
Start-up speed
Starter motor and solenoid
Battery
Ground connections
End of compression pressure
End of compression pressure
Power to the spark plug
Spark plug
Injection
Vespa GTS Super 300 ie (2008)
INJEC - 186
Summary of Contents for GTS Super 300 ie 2008
Page 1: ...MANUALE STAZIONE DI SERVIZIO Vespa GTS Super 300 ie 2008 ...
Page 4: ......
Page 6: ...INDEX OF TOPICS CHARACTERISTICS CHAR ...
Page 32: ...INDEX OF TOPICS TOOLING TOOL ...
Page 44: ...INDEX OF TOPICS MAINTENANCE MAIN ...
Page 56: ...INDEX OF TOPICS TROUBLESHOOTING TROUBL ...
Page 60: ...INDEX OF TOPICS ELECTRICAL SYSTEM ELE SYS ...
Page 115: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE ...
Page 123: ...INDEX OF TOPICS ENGINE ENG ...
Page 170: ...Engine Vespa GTS Super 300 ie 2008 ENG 170 ...
Page 178: ...INDEX OF TOPICS INJECTION INJEC ...
Page 179: ...Vespa GTS Super 300 ie 2008 Injection INJEC 179 ...
Page 205: ...Components location Vespa GTS Super 300 ie 2008 Injection INJEC 205 ...
Page 215: ...INDEX OF TOPICS SUSPENSIONS SUSP ...
Page 239: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS ...
Page 254: ...INDEX OF TOPICS COOLING SYSTEM COOL SYS ...
Page 255: ...Circuit diagram Vespa GTS Super 300 ie 2008 Cooling system COOL SYS 255 ...
Page 256: ...Cooling system Vespa GTS Super 300 ie 2008 COOL SYS 256 ...
Page 260: ...INDEX OF TOPICS CHASSIS CHAS ...
Page 272: ...INDEX OF TOPICS PRE DELIVERY PRE DE ...
Page 276: ...INDEX OF TOPICS TIME TIME ...