Injection Nozzle - Isuzu 4JA1 Workshop Manual

FUEL SYSTEM 6C – 7
INJECTION NOZZLE (4JA1L)
RTW76CMF000301
NOTE:
• Injection nozzle adjustment is possible only on the 4JA1L engine.
A hole (with 5 orifices) type injection nozzle. It consists of the nozzle body and the needle valve assembly.
The injection nozzle assembly sprays pressurized fuel from the injection pump into the combustion chamber through
the nozzle body injection orifice.