Injector Replacement

Removal

1. Remove the engine cover.

1. Remove the injector fuel return hose (A).

1. Disconnect the injector 2P connector (B).

1. Place a wrench (A) on the joint (B).

1. Place a wrench (C) on the nut (D), then remove the high pressure pipes (E).

1. Remove the nozzle arm (A), and the injector (B).
   NOTE:
   - Wipe off the carbon from the injector (C) and cylinder (D) with a rag or shop towel.
   - Do not clean the injection area (E) of the injector.

Installation

1. Position the injector angle, tighten the nut (A) by the hand with a new high pressure pipe.

1. Install the nozzle arm (B), and the injector with a new gasket (C).

1. Tighten the nozzle arm bolt (D), and tighten the bolt an 90 °.

1. Tighten the nuts of injector side.

1. Tighten the nuts of fuel rail side (E).

1. Install the parts in the reverse order of removal.
   NOTE:
   - If the O-ring (F) is damage, replace the injector return hose assembly (G).
   - Clean the bolts and dry it, and install the bolts.
   - Tighten the bolts with the specified torque, then tighten to the angle as shown.
   - The high pressure pipe can not be reused once it has been removed or loosened. Replace the five high pressure pipes.
   - If the injector return hose clip has been removed, replace it.

1. Bleed the fuel system.

1. Do the Injector Quantity Adjustment.