lock INFINITI QX56 2009 Factory Service Manual

DLK-230
< ON-VEHICLE REPAIR >[WITH INTELLIGENT KEY SYSTEM]
HOOD
CLEARANCE AND SURFACE HEIGHT ADJUSTMENT
1. Remove the front grille. Refer to
EXT-17, "Removal and Installation".
2. Remove the hood lock assembly and adjust the height by rotating the bumper rubber until the hood clear- ance of hood and fender becomes 1 mm (0.04 in) lower than fitting standard dimension.
3. Temporarily tighten the hood lock, and position it by engaging it with the hood striker. Check the lock and striker for looseness, and tighten the lock mounting bolt to the specified torque.
4. Adjust the clearance and surface height of hood and fender according to \
the fitting standard dimension by rotating right and left bumper rubbers.
CAUTION:
Adjust right/left gap between hood and each part to the following specification.
5. Install the front grille. Refer to EXT-17, "
Removal and Installation".
HOOD LOCK ADJUSTMENT
1. Remove the front grille. Refer to EXT-17, "Removal and Installation".
2. Move the hood lock to the left or right so that striker center is vertically aligned with hood lock center (when viewed from vehicle front).
3. 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 or by pressing it lightly approx.
3 kg (29 N, 7lb).
CAUTION:
Do not drop the hood from 300 mm (11.81 in) height or
higher.
4. After adjusting hood lock, tighten the lock bolts.
5. Install the front grille. Refer to EXT-17, "
Removal and Installa-
tion".
Removal and Installation of Hood AssemblyINFOID:0000000003775852
1. Support the hood striker with proper material to prevent it from falling.
WARNING:
Body injury may occur if no supporting rod is holding the
hood open when removing the damper stay.
2. Remove the hinge nuts from the hood to remove the hood assembly.
CAUTION:
Operate with two workers, because of its heavy weight.
Installation is in the reverse order of removal. Hood and headlamp (B–B) : 2.0 mm or less
PIIA3806E
LIIA1443E
Revision: December 20092009 QX56

HOOD
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Removal and Installation of Hood Lock ControlINFOID:0000000003775853
REMOVAL
1. Remove the bolts and the hood lock assembly.
2. Remove the front fender protector (LH). Refer to EXT-23, "
Removal and Installation".
3. 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.
4. Remove the hood lock assembly.
5. Remove the nuts and the secondary hood lock release assembly.
6. 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 of fset from the positioning grommet,
and push the grommet into the dash lower hole securely.
3. Apply sealant around the grommet at * mark.
1. Hood lock assembly 2. Secondary hood lock release as-
sembly 3. Secondary hood lock cable
4. Primary hood lock cable 5. Grommet6. Hood lock release handle
WIIA0900E
PIIA0173E
Revision: December 20092009 QX56

DLK-232
< ON-VEHICLE REPAIR >[WITH INTELLIGENT KEY SYSTEM]
HOOD
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-229, "
Fitting Adjustment".
7. Install the remaing componets in the reverse order of removal.
Hood Lock Control InspectionINFOID:0000000003775854
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.
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".
Hood Stay DisposalINFOID:0000000005877751
1. Fix hood stay (1) using a vise (C).
2. Using hacksaw (A) slowly make 2 holes in the hood stay, in numerical order as shown in the figure.
CAUTION:
• When cutting a hole on hood stay, always cover a hack-saw using a shop cloth (B) to avoid scattering metal frag-
ments or oil.
• Wear eye protection (safety glasses).
• Wear gloves.
PIIA0174E
PIIA1086E
PIIA0176E
JMKIA3336ZZ
Revision: December 20092009 QX56

DOOR
DLK-235
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1. Adjust the striker so that it becomes parallel with the lock inser- tion direction.
Removal and InstallationINFOID:0000000003775856
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-15, "
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: December 20092009 QX56

DLK-236
< ON-VEHICLE REPAIR >[WITH INTELLIGENT KEY SYSTEM]
DOOR
1. Remove the door window and module assembly. Refer to
GW-19, "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-13, "
Removal and Installation".
2. Remove the back door lock assembly. Refer to DLK-244, "
Door Lock Assembly".
3. Remove the rear wiper motor. Refer to WW-81, "
Rear Wiper Motor".
4. Remove the back door wire harness.
LIIA1503E
LIIA1504E
AWKIA1528GB
A. 15.2 Nm (1.6 Kg-m, 11 ft-lb) B. 17.0 Nm (1.7 Kg-m, 13 ft-lb)
Revision: December 20092009 QX56

DLK-238
< ON-VEHICLE REPAIR >[WITH INTELLIGENT KEY SYSTEM]
FRONT DOOR LOCK
FRONT DOOR LOCK
Component StructureINFOID:0000000003775857
Removal and InstallationINFOID:0000000003775858
REMOVAL
1. Remove the front door window regulator. Refer to
GW-15, "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: December 20092009 QX56

FRONT DOOR LOCKDLK-239
< 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 (LH) (2) or outside handle escutcheon (RH) (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: December 20092009 QX56

DLK-240
< 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.
⇐ : Front
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:0000000003775859
DOOR KEY CYLINDER ASSEMBLY
ALKIA0894ZZ
ALKIA0895ZZ
ALKIA0896ZZ
1. Door key cylinder assembly 2. Key cylinder assembly 3. Door key cylinder escutcheon
AWKIA1325ZZ
Revision: December 20092009 QX56

FRONT DOOR LOCKDLK-241
< ON-VEHICLE REPAIR > [WITH INTELLIGENT KEY SYSTEM]
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Release the door key cylinder escutcheon pawls to remove the door key cylinder.
Revision: December 20092009 QX56

DLK-242
< ON-VEHICLE REPAIR >[WITH INTELLIGENT KEY SYSTEM]
REAR DOOR LOCK
REAR DOOR LOCK
Component StructureINFOID:0000000003775860
Removal and InstallationINFOID:0000000005877754
REMOVAL
1. Remove the rear door finisher. Refer to
INT-11, "Removal and Installation".
2. Position aside the vapor barrier.
3. Remove door grommets, and remove outside handle nuts from grommet hole.
4. Remove outside handle and disconnect the cable.
5. Remove the door lock bolts, remove the door lock and disconnect the actuator connector.
INSTALLATION
Installation is in the reverse order of removal.
WIIA0892E
Revision: December 20092009 QX56