Suzuki Forenza, Reno 2003-06

Fuel Rail (Supply Manifold) & Injectors


Removal & Installation

  1. Before servicing the vehicle, refer to the Precautions Section.
  3. Relieve the pressure from the fuel system.
  5. Disconnect the negative battery cable.
  7. Remove or disconnect the following:

    Intake Air Temperature (IAT) sensor connector
    Breather hose from cylinder head cover
    Positive Crankcase Ventilation (PCV) hose from the cylinder head cover
    Throttle cable from throttle body and bracket
    Fuel injector electrical connections
    Fuel feed line at the fuel rail
    Fuel rail retaining bolts
    Fuel rail with injectors attached
    Fuel injector retaining clips
    Fuel injectors from rail by pulling down and out
    Injector O-ring and discard

    Click image to see an enlarged view

    Fig. After removing the retaining clip, pull the injector down and out-2.0L engine



To install:

Different injectors are calibrated for different flow rates. When ordering new fuel injectors, be certain to order the identical part number that is inscribed on the old injector.

  1. Lubricate the new injector O-rings with engine oil.
  3. Install or connect the following:

    New injector O-ring
    Injector to the fuel rail with terminals facing outward, and secure with retaining clip. Be sure that the clips are parallel to the injector harness connector.
    Fuel injector and fuel rail assembly into the cylinder head
    Fuel rail retaining bolts and tighten to 18 ft. lbs. (25 Nm)
    Fuel feed line to the fuel rail
    Fuel injector electrical connections. Rotate each injector as required.
    Throttle cable to the throttle body and bracket
    PCV hose to the cylinder head cover
    Breather hose to the cylinder head cover
    IAT sensor connector

  5. Connect the negative battery cable.
  7. With the ignition ON and the engine OFF check for leaks.