Installation Procedure

NOTE: Lubricate a NEW O-ring seal (1) with silicon free engine oil. Refer to ADHESIVES, FLUIDS, LUBRICANTS, AND SEALERS .

Install the following NEW components to the fuel injectors. Use steps 2 through 8 to install these components.

Fig 1: Identifying Fuel Injectors Related Components
Courtesy of SAAB-SCANIA OF AMERICA, INC.
- Upper O-ring Seal (1)
- Plastic Spacer (2)
- Retaining Ring (3)
- Isolator Cup (5)
- Teflon Seal (6)
From the EN-48266 installer, position the EN 48266-1 to the injector tip.

Fig 2: Installing EN 48266-2 To Injector Tip
Courtesy of SAAB-SCANIA OF AMERICA, INC.
NOTE: DO NOT lubricate the NEW teflon seal.

Install a NEW teflon seal onto the EN 48266-1.

Fig 3: Installing Teflon Seal Onto EN 48266-1
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Pull the NEW teflon seal by hand over the EN 48266-1 and into the groove in the injector.

Fig 4: Pulling Teflon Seal
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the EN 48266-1 from the injector tip.
From the EN-48266 installer, install the EN 48266-2 to the injector tip.

Fig 5: Removing EN 48266-1 From Injector Tip
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Using EN 48266-2, resize the teflon seal. Install the EN 48266-2, until it bottoms out against the injector body, and rotate the EN 48266-2 while applying only moderate force 180 degrees in one direction and then 180 degrees back in the other direction.

Fig 6: Installing EN 48266-2
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the EN 48266-2.
Install the direct fuel injectors and harness (1) as an assembly and connect the electrical connector (2).

Fig 7: Identifying Direct Fuel Injectors, Harness And Connector
Courtesy of SAAB-SCANIA OF AMERICA, INC.
NOTE: The fuel injectors have an alignment feature and must be reinstalled as noted during removal.

Install the fuel injection fuel rail assembly. Refer to FUEL INJECTION FUEL RAIL ASSEMBLY REPLACEMENT - BANK 1 (LF1, LFW) or FUEL INJECTION FUEL RAIL ASSEMBLY REPLACEMENT - BANK 2 (LF1, LFW) .