Fuel Injector Removal and Installation: Installation

2013 Suzuki SX4 Crossover, Automatic CVT TransSECTION Installation
WARNING: This page is about a different car, the 2011 Suzuki SX4. However, it is still accessible from the selected car via links, so may be relevant.

Reference: FUEL INJECTOR INSPECTION 

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 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 Fuel Delivery Pipe Bolts
    G06867179Courtesy 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 O-Ring For Injector
    G06867180Courtesy of SUZUKI OF AMERICA CORP.
  • After installation, with engine stationary and ignition switch in ON position, check for fuel leaks around fuel line connection. See Fuel Leakage Check Procedure 
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.