Fuel Injector Removal and Installation: Installation

Reference: FUEL INJECTOR INSPECTION 

Reverse removal procedure, noting the following points.

• Replace injector O-ring (1) and cushion (2) with new one.
• Apply thin coat of fuel to O-rings (1), and then install injectors (3) into delivery pipe (4) and cylinder head.
• Tighten delivery pipe bolts (5) to specified torque.

  Tightening torque 

  Fuel delivery pipe bolt (a): 25 N.m (2.5 kg-m, 18.5 lbf-ft) 

  Fig 1: Identifying Injector O-Ring, Cushion And Fuel Delivery Pipe Bolt

  Courtesy of SUZUKI OF AMERICA CORP.
• Make sure that injectors (1) rotate smoothly (2). If not, probable cause is incorrect installation of O-ring (3). Replace O-ring with new one.
  Fig 2: Identifying Injectors And O-Ring

  Courtesy of SUZUKI OF AMERICA CORP.
• After installation, with engine stopped and ignition mode of keyless push start system in "ON", check for fuel leaks around fuel line connection. Refer to FUEL LEAKAGE CHECK PROCEDURE