2008 INFINITI QX56 lock

DLK-226
< ON-VEHICLE REPAIR >[WITH INTELLIGENT KEY SYSTEM]
HOOD
1. Remove the front fender protector (LH). Refer to
EXT-23, "Removal and Installation".
2. Disconnect the hood lock primary and secondary hood lock cables from the hood lock. Unclip the primary
cable from the radiator core support upper and hood ledge.
3. Remove the hood lock assembly.
4. Remove the secondary hood lock release assembly.
5. Remove the grommet from the dash lower, and pull the primary hood lock cable into the passenger room.
CAUTION:
While pulling, be careful not to dama ge the outside of the hood lock cable.
INSTALLATION
1. Pull the hood lock cable through the dash lower hole into the engine room.
Be careful not to bend the cable too much, keeping the radius
100mm (3.94 in) or more.
2. Make sure the cable is not offset from the positioning grommet, and push the grommet into the dash lower hole securely.
3. Apply sealant around the grommet at * mark.
4. Install the primary and secondary cables securely to the hood lock.
5. Install the hood lock and the secondary hood lock release assemblies.
6. Check the hood lock adjustment and hood opener operation. Refer to DLK-223, "
Fitting Adjustment".
Hood Lock Control InspectionINFOID:0000000001542679
CAUTION:
If the hood lock cable is bent or deformed, replace it.
1. Remove the front grille. Refer to EXT-17, "
Removal and Installation".
2. Make sure the secondary latch is properly engaged with the sec- ondary striker with hood's own weight by dropping it from
approx. 200 mm (7.87 in) height.
3. While operating the hood opener, carefully make sure the front end of the hood is raised by approx. 20 mm (0.79 in). Also make
sure the hood opener returns to the original position.
PIIA0173E
PIIA0174E
PIIA1086E
Revision: March 2010 2008 QX56

HOOD
DLK-227
< ON-VEHICLE REPAIR > [WITH INTELLIGENT KEY SYSTEM]
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4. Check the hood lock lubrication condition. If necessary, apply “body grease” to the points shown in the figure.
5. Install the front grille. Refer to EXT-17, "
Removal and Installa-
tion".
PIIA0176E
Revision: March 2010 2008 QX56

DOOR
DLK-229
< ON-VEHICLE REPAIR > [WITH INTELLIGENT KEY SYSTEM]
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1. Adjust the striker so that it becomes parallel with the lock inser- tion direction.
Removal and InstallationINFOID:0000000001542681
FRONT DOOR
Removal
CAUTION:
• When removing and instal ling the door assembly, support the door with a jack and shop cloth to pro-
tect the door and body.
• When removing and installing door assembly, be sure to carry out the fitting adjustment.
• Check the hinge rotating part for poor lubrication. If necessary, apply "body grease".
1. Remove the door window and module assembly. Refer to GW-9, "
Removal and Installation".
2. Remove the door harness.
3. Remove the check link cover.
4. Remove the check link bolt from the hinge pillar.
5. Remove the door-side hinge nuts and bolts, and remove the door assembly.
Installation
Installation is in the reverse order of removal.
REAR DOOR
Removal
CAUTION:
• When removing and instal ling the door assembly, support the door with a jack and shop cloth to pro-
tect the door and body.
• When removing and installing door assembly, be sure to carry out the fitting adjustment.
• Check the hinge rotating part for poor lubrication. If necessary, apply "body grease".
LIIA1502E
LIIA1503E
LIIA1504E
Revision: March 2010 2008 QX56

DLK-230
< ON-VEHICLE REPAIR >[WITH INTELLIGENT KEY SYSTEM]
DOOR
1. Remove the door window and module assembly. Refer to
GW-13, "Removal and Installation".
2. Remove the door harness.
3. Remove the check link cover.
4. Remove the check link bolt from the hinge pillar.
5. Remove the door-side hinge nuts and bolts, and remove the door assembly.
Installation
Installation is in the reverse order of removal.
BACK DOOR
Removal
WARNING:
Always support back door when re moving or replacing back door stays. Power back door opener will
not support back door with back door stays removed.
1. Remove the back door glass. Refer to GW-7, "
Removal and Installation".
2. Remove the back door lock assembly. Refer to DLK-237, "
Door Lock Assembly".
3. Remove the rear wiper motor. Refer to WW-83, "
Rear Wiper Motor".
4. Remove the back door wire harness.
5. Remove the rear washer nozzle and hose from the back door. Refer to WW-85, "
Rear Washer Tube Lay-
out".
CAUTION:
Two technicians should be used to avo id damaging the back door during removal.
6. Support the back door.
7. Disconnect the power back door lift arm from the door.
8. Remove the back door stays.
9. Remove the door side nuts and the back door assembly.
LIIA1503E
LIIA1504E
Revision: March 2010 2008 QX56

DLK-232
< ON-VEHICLE REPAIR >[WITH INTELLIGENT KEY SYSTEM]
FRONT DOOR LOCK
FRONT DOOR LOCK
Component StructureINFOID:0000000001542671
Removal and InstallationINFOID:0000000001542672
REMOVAL
1. Remove the front door window regulator. Refer to
GW-9, "Removal and Installation".
2. Remove the front door window rear glass run.
1. Door key cylinder assembly (Driver side) Outside handle escutcheon
(Passenger side) 2. Key cylinder assemb
ly (Driver side
only) 3. Rear gasket
4. Outside handle bracket 5. Grommet 6. Key cylinder rod (Driver side only)
7. Front door striker 8. Door lock assembly 9. Inside handle assembly
10. Inside door lock lever 11. Front gasket12. Outside handle assembly
ALKIA0898GB
Revision: March 2010 2008 QX56

FRONT DOOR LOCKDLK-233
< ON-VEHICLE REPAIR > [WITH INTELLIGENT KEY SYSTEM]
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3. Remove the door side grommet, and the bolt (TORX T30) from the grommet hole.
4. While pulling the outside handle (1), remove the door key cylin- der assembly or outside handle escutcheon (2).
5. Separate the key cylinder rod from the door key cylinder assembly (if equipped).
6. While pulling the outside handle, slide it toward rear of vehicle to remove as shown.
7. Remove the front gasket (1) and rear gasket (2). Torx bolt
5.3 N·m (0.54 kg-m, 47 in-lb)
PIIA3553E
ALKIA0899ZZ
ALKIA0900ZZ
ALKIA0893ZZ
Revision: March 2010 2008 QX56

DLK-234
< ON-VEHICLE REPAIR >[WITH INTELLIGENT KEY SYSTEM]
FRONT DOOR LOCK
8. Remove the TORX bolts (T30) (1), and separate the door lock
assembly (2) from the door.
9. While pulling the outside handle bracket, slide it toward the front of the vehicle to remove it and the door lock assembly as shown.
10. Disconnect the door lock actuator electrical connector.
11. Separate the outside handle cable connection (1) from the out- side handle bracket.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
To install the key cylinder rod, be sure to rotate the key cylinder rod holder until a click is felt.
Disassembly and AssemblyINFOID:0000000001542673
DOOR KEY CYLINDER ASSEMBLY
Release the door key cylinder escutcheon pawls to remove the door key cylinder.Door lock assembly bolts 7.5 N·m (0.77 kg-m, 66 in-lb)
ALKIA0894ZZ
ALKIA0895ZZ
ALKIA0896ZZ
1. Door key cylinder assembly 2. Key cylinder assembly
3. Door key cylinder escutcheon
ALKIA0897ZZ
Revision: March 2010 2008 QX56

REAR DOOR LOCKDLK-235
< ON-VEHICLE REPAIR > [WITH INTELLIGENT KEY SYSTEM]
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REAR DOOR LOCK
Component StructureINFOID:0000000001539092
Removal and InstallationINFOID:0000000001539093
REMOVAL
1. Remove the rear door window and rear door module assembly. Refer to GW-13, "Removal and Installa-
tion".
2. Remove door grommets, and remove outside handle nuts from grommet hole.
3. Remove outside handle.
4. Disconnect the door lock actuator connector.
5. Reach to separate outside handle rod connection.
INSTALLATION
Installation is in the reverse order of removal.
WIIA0892E
Revision: March 2010 2008 QX56