Fuel Injector Inspection - Suzuki Grand Vitara 2011 Manual

Installation
Reverse removal procedure for installation noting the
following.
• Replace injector O-ring (1) with new one using care
not to damage it.
• Check if cushion (2) is scored or damaged. If it is,
replace with new one.
• Apply O-ring oil to O-rings (1), and then install
injectors (3) into delivery pipe (4) and cylinder head.
Make sure that injectors rotate smoothly (6). If not,
probable cause is incorrect installation of O-ring.
Replace O-ring with new one.
"A": Oil 99000–25320 (SUZUKI DI O RING
OIL(500CC))
• Tighten delivery pipe bolts (5) to specified torque and
make sure that injectors rotate smoothly.
Tightening torque
Fuel delivery pipe bolt (a): 25 N·m (2.5 kgf-m, 18.0
lb-ft)
Fuel System: For Petrol Engine Model 1G-12
[A]: For M16 engine model
• After installation, with engine OFF and ignition switch
ON, check for fuel leaks around fuel line connection.

Fuel Injector Inspection

WARNING
!
Before starting the following procedure, be
sure to observe "Precautions on Fuel System
Service: For Petrol Engine Model" in order to
reduce the risk or fire and personal injury.
1) Install injector to special tool (injector checking tool).
2) Install pressure regulator to special tool (injector
checking tool).
Special tool
(A): 09912–58421
(B): 09912–58442
3) Connect special tools (hose and attachment) to fuel
feed pipe (1) of vehicle.
I5JB0A170008-02
I5JB0A171008-02
[B]: For J20 engine model
S6JB0A1716009