Nissan Primera P12. Manual — part 454
EM-162
[F9Q]
CYLINDER HEAD
6.
Remove PCV hose as shown.
7.
Remove radiator upper hose. Refer to
.
8.
Disconnect fuel feed tube and return tube from fuel injection pump. Refer to EC-xx, “REMOVAL” in “Injec-
tor Rail” (F9Q).
9.
Remove harnesses and connectors.
10. Remove heater hoses.
11. Remove turbocharger assembly. Refer to
EM-146, "INTAKE MANIFOLD, EXHAUST MANIFOLD, TURBO
.
12. Remove drive belt. Refer to
EM-142, "Removal and Installation"
.
13. Remove timing belt. Refer to
.
14. Remove engine support bar.
CAUTION:
During the removal operation, always be careful to prevent engine moves downward from the
vehicle.
15. Remove cylinder head bolts in the reverse order as shown.
16. Remove cylinder head assembly.
INSTALLATION
●
Install in the reverse order of removal paying attention to the following.
Cylinder Head Bolts
NOTE:
To obtain correct tightening of the bolts, remove any oil from the cylinder head securing holes using a syringe.
MBIB0975E
MBIB0668E
CYLINDER HEAD
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1.
All cylinder head bolts must always be replaced after removal.
There is no cylinder head retightening operation.
2.
Tighten all the bolts to 30 N·m (3.1 kg-m, 22 ft-lb), then angle
tighten to 100
°±
4
°
, in the sequence shown below.
CAUTION:
Use an angle wrench (special service tool) to check tighten-
ing angle. Do not make judgment by visual inspection.
3.
Wait 3 minutes setting time.
4.
Cylinder head tightening is carried out in stages, and the follow-
ing procedure is applied successively to bolts 1-2 then 3-4, 5-6,
7-8 and 9-10.
5.
Loosen bolts 1-2 until they are completely free.
6.
Tighten bolts 1-2 to 25 N·m (2.6 kg-m, 18 ft-lb), then angle
tighten to 213
°±
7
°
.
CAUTION:
Use an angle wrench (special service tool) to check tighten-
ing angle. Do not make judgment by visual inspection.
7.
Repeat the loosening and tightening operations for bolts 3-4, 5-
6, 7-8 and 9-10.
●
There is no cylinder head retightening operation.
Disassembly and Assembly
EBS00SKD
DISASSEMBLY
●
Refer to
.
INSPECTION AFTER DISASSEMBLY
●
Refer to
EM-175, "Inspection After Disassembly"
.
ASSEMBLY
●
Refer to
.
MBIB0668E
EM-164
[F9Q]
ENGINE ASSEMBLY
ENGINE ASSEMBLY
PFP:10001
Removal and Installation
EBS00SIG
WARNING:
●
Situate vehicle on a flat and solid surface.
●
Place chocks at front and back of rear wheels.
●
For engines not equipped with engine slingers, attach proper slingers and bolts described in
PARTS CATALOG.
CAUTION:
●
Always be careful to work safely, avoid forceful or uninstructed operations.
●
Do not start working until exhaust system and coolant are cool enough.
●
If items or work required are not covered by the engine main body section, refer to the applicable
sections.
●
Always use the support point specified for lifting.
●
Use either 2-pole lift type or separate type lift as best you can. If board-on type is used for
unavoidable reasons, support at the rear axle jacking point with transmission jack or similar tool
before starting work, in preparation for the backward shift of center of gravity.
●
For supporting points for lifting and jacking point at rear axle, refer to GI section in P12 ESM
“SM2E00-1P12E0E”.
REMOVAL
Description of Work
Remove engine and transaxle assembly from vehicle down ward. Separate engine and transaxle.
Preparation
1.
Remove the following parts.
●
Battery both cable
MBIB0972E
1.
LH engine front mounting insulator
2.
LH engine mounting bracket
3.
Rear torque rod
4.
Engine rear mounting bracket
5.
RH torque rod
6.
RH engine mounting upper bracket
7.
RH engine mounting insulator
ENGINE ASSEMBLY
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Undercover
●
RH/LH splash cover
●
RH/LH front wheel
Engine Room
2.
Drain engine coolant. Refer to
CO-25, "Changing Engine Coolant"
.
CAUTION:
Perform when engine is cold.
3.
Remove engine room cover. Refer to
.
4.
Remove fuel feed and return tubes. Refer to EC-xx, “REMOVAL” in “Injector Rail” (F9Q).
5.
Remove charge air cooler inlet tubes. Refer to
.
6.
Remove radiator upper hose. Refer to
.
7.
Remove air cleaner case and air duct. Refer to
EM-143, "AIR CLEANER AND AIR DUCT"
.
8.
Disconnect vacuum hose connector from vacuum pump. Refer to
.
9.
Remove harness connectors of engine LH side.
10. Remove ECM assembly.
11. Remove ECM tray.
12. Loosen transaxle control wire bracket. Refer to CL-xx, “PIPING” (F9Q).
13. Remove solenoid assembly from solenoid bracket.
14. Disconnect heater hoses from water outlet side.
15. Disconnect power steering pump from engine side. Refer to
PS-16, "Removal and Installation"
.
16. Remove transaxle negative harness.
17. Disconnect engine room harness from the engine side and set it aside for easier work.
18. Disconnect drain hose transaxle side.
19. Disconnect shift cable and select cable. Refer to MT-xx, “CONTROL LINKAGE” (F9Q).
Vehicle Underbody
20. Remove drive belt. Refer to
EM-142, "Removal and Installation"
.
21. Remove A/C compressor with piping connected from engine. Temporarily secure it on body with a rope to
avoid putting load on it. Refer to
.
22. Remove suspension crossbar. Refer to
FSU-12, "FRONT SUSPENSION MEMBER"
.
23. Remove engine rear torque rod mounting bolt.
24. Remove exhaust front tube. Refer to
EX-2, "Removal and Installation"
.
25. Remove front RH and LH drive shafts. Refer to
.
Removal
MBIB0973E
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