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RSV4 Factory a-PRC
Upper injectors key:
•
5. Upper injector 1
•
6. Upper injector 3
•
7. Upper injector 2
•
8. Upper injector 4
UPPER INJECTOR Function
To supply the correct amount of petrol at the right
timing. The lower injectors work in the field of low
engine revs, the upper injectors in the field of high
engine revs.
Operation / Operating principle
Injector coil is excited for the petrol passage to
open
Level in electrical circuit diagram:
Coils and injectors
Location:
•
on the vehicle: on filter box cover
•
connector: on injectors
Electrical characteristics:
14.8Ω ± 5% (at ambient temp)
Pin out:
•
"+": supply
•
" ": ground
DIAGNOSIS INSTRUMENT: PARAMETERS
Cylinder injection time 1
•
Example value with engine on: 1.9 ms
Electrical system
ELE SYS - 193
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