Nissan 100NX N14 silhouetteN14

FUEL INJECTION CONTROL SYSTEM INSPECTION

EF & EC-355prose procedure

GA16DE engine (header tab).

Continued from EF & EC-354

Injector Removal and Installation (Cont'd)

  1. 6
    Push out any malfunctioning injector from fuel tube assembly.
    Do not extract injector by pinching connector.
    Exploded view of injector and fuel tube assembly showing 'Insulator', 'Injector', 'O-ring' (with a warning circle indicating do not damage/extract by pinching), and additional 'Insulator' parts. An arrow labeled 'Engine front' indicates orientation.
    SEF765K
  2. 7
    Replace or clean injector as necessary.
    Always replace O-rings and insulators with new ones.
    Lubricate O-rings with a smear of silicone oil.
  3. 8
    Install injector to fuel tube assembly.
  4. 9
    Install injectors with fuel tube assembly to intake manifold. Tighten fuel tube bolts to the specified torque.
    Tightening procedure:
    1) Tighten all bolts to 9.3 to 10.8 N·m (0.95 to 1.1 kg-m, 6.9 to 8.0 ft-lb).
    2) Tighten all bolts to 16 to 21 N·m (1.6 to 2.1 kg-m, 12 - 15 ft-lb).
    Intake manifold / fuel tube assembly with injectors and numbered callouts ②, ③, ① pointing to tube mounting bolts. An arrow labeled 'Engine front' indicates orientation. Note 'Tighten in numerical order.' below.
    SEF766K
  5. 10
    Install fuel tubes to fuel tube assembly.
    Lubricate fuel tubes with a smear of silicone oil.
  6. 11
    Reinstall any parts removed in reverse order of removal.
    After properly connecting fuel hose to injector and fuel tube assembly, check connection for fuel leakage.
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