Suzuki Engine 2002 GRAND VITARA SQ625, Service Manual

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6E1-38 ENGINE AND EMISSION CONTROL SYSTEM (G16/J20 ENGINES)
INSTALLATION
1) Replace injector O-ring (3) with new one using care not to
damage it. Install grommet (2) to injector.
2) Check if insulator (1) is scored or damaged. If it is, replace
with new one.
Install insulators and cushions (4) to intake manifold or cylin-
der head.
3) Apply thin coat of fuel to O-rings (1) and then install injectors
into delivery pipe and intake manifold or cylinder head.
Make sure that injectors rotate smoothly. If not, probable
cause is incorrect installation of O-ring. Replace O-ring with
new one.
4) Tighten delivery pipe bolts and make sure that injectors
rotate smoothly.
Tightening torque
Fuel delivery pipe bolt
(a) : 25 N·m (2.5 kg-m, 18.0 lb-ft)
5) Connect couplers to injectors securely.
6) Install intake manifold stiffener (front) to intake manifold (for
G16 engine).
Install PCV hose and breather hose and clamp then securely
(for J20 engine).
7) Install clamp bolts for fuel feed pipe and return pipe.
8) Connect battery negative cable.
9) With engine “OFF” and ignition switch “ON”, check for fuel
leaks around fuel line connection.
5. Delivery pipe (for J20)
[A] : J20 Engine
[B] : G16 Engine
2. Grommet