Rail, Fuel: Installation: 6.4L

WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Injector Retaining Clip

Courtesy of CHRYSLER GROUP, LLC

If the fuel injectors (3) are to be installed into the fuel rail (4)
Refer to INJECTOR(S), FUEL, INSTALLATION .
Clean out the fuel injector machined holes in the intake manifold.
NOTE:
If the same fuel injectors are to be reinstalled, install new O-rings.
Apply a small amount of engine oil to each fuel injector O-ring. This will help in the fuel rail installation.
Position the fuel rail assembly while aligning the injectors into the machined holes in the intake manifold.
Guide each injector into the intake manifold using care not to tear the injector O-rings.
Using a side to side motion, gently rock the left fuel rail while pushing down until all four left side fuel injectors have completely seated into the machined holes in the intake manifold.
Install the four fuel rail mounting bolts (4). Tighten to 11 N.m (97 in. lbs.).
Connect the fuel line quick connect fitting to the fuel rail (2). Refer to FITTING, QUICK CONNECT .

Fig 2: Removing/Installing Fuel Injector Connector
Courtesy of CHRYSLER GROUP, LLC

Fig 3: Fuel Injector Electrical Connectors
Courtesy of CHRYSLER GROUP, LLC

NOTE:
Right side shown in illustration. Left side similar.
Connect the electrical connectors to all eight fuel injectors (1). Push the connector onto the injector and then push and lock the red colored slider. Verify the connector is locked to the injector by lightly tugging on the connector.
Install the engine cover (1).

Fig 4: Clamp, Air Intake Tube & Breather Hose
Courtesy of CHRYSLER GROUP, LLC
Install the air intake tube (2) onto the throttle body.
Install the breather tube (3).
Connect the IAT sensor electrical connector.
Connect the battery negative cable.
Start the engine and check for leaks.