Nissan Frontier D40. Manual — part 602
EM-140
< ON-VEHICLE REPAIR >
[VQ40DE]
INTAKE MANIFOLD COLLECTOR
INTAKE MANIFOLD COLLECTOR
Exploded View
INFOID:0000000005274328
Removal and Installation
INFOID:0000000005274329
REMOVAL
1.
Remove the engine under cover. Refer to
EXT-13, "Removal and Installation"
.
2.
Remove engine room cover. Refer to
EM-138, "Removal and Installation"
3.
Remove air duct and resonator assembly. Refer to
EM-139, "Removal and Installation"
4.
Remove electric throttle control actuator as follows:
a.
Partially drain engine coolant. Refer to
CO-39, "Changing Engine Coolant"
WARNING:
To avoid the danger of being scalded, never drain engine coolant when engine is hot.
CAUTION:
• Perform when engine is cold.
• Do not spill engine coolant on drive belt.
b.
Disconnect water hoses from electric throttle control actuator.
c.
Disconnect harness connector.
1.
Vacuum tank
2.
VIAS control solenoid valve
3.
Vacuum hose
4.
Intake manifold collector support
5.
Water hose
6.
Electric throttle control actuator
7.
Water hose
8.
EVAP hose
9.
Bracket
10. EVAP hose
11. EVAP canister purge volume control
solenoid valve
12. Gasket
13. Gasket
14. Intake manifold collector
15. Clip
16. PCV hose
17. Connector
18. PCV hose
a.
To intake manifold collector
b.
To power valve
c.
To throttle body
d.
To cylinder head (RH bank)
WBIA0731E
INTAKE MANIFOLD COLLECTOR
EM-141
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d.
Loosen bolts in reverse order as shown.
CAUTION:
• Handle carefully to avoid any shock to electric throttle
control actuator.
• Do not disassemble.
5.
Remove the following parts:
• Vacuum hose (to brake booster)
• PCV hose
6.
Loosen bolts in reverse order as shown to remove intake mani-
fold collector support.
7.
Disconnect EVAP hoses and harness connector from EVAP canister purge volume control solenoid valve.
8.
Remove EVAP canister purge volume control solenoid valve.
9.
Remove VIAS control solenoid valve and vacuum tank.
• Add mating marks as necessary for easier installation.
10. Loosen nuts and bolts in reverse order as shown with power
tool, and remove intake manifold collector.
CAUTION:
Cover engine openings to avoid entry of foreign materials.
INSTALLATION
Installation is in the reverse order of removal. Note the following:
Intake Manifold Collector
• If stud bolts were removed from intake manifold, install them and tighten to the specified torque.
• Tighten nuts and bolts in numerical order as shown.
PBIC2875E
PBIC2876E
PBIC2877E
Intake manifold collector
bolts and nuts
: 11.0 N·m (1.1 kg-m, 8 ft-lb)
Stud bolts
: 6.9 N·m (7.0kg-m, 61 in-lb)
PBIC2877E
EM-142
< ON-VEHICLE REPAIR >
[VQ40DE]
INTAKE MANIFOLD COLLECTOR
Electric Throttle Control Actuator
• Tighten bolts in numerical order as shown.
• Perform the “Throttle Valve Closed Position Learning” when har-
ness connector of electric throttle control actuator is disconnected.
Refer to
EC-473, "Throttle Valve Closed Position Learning"
• Perform the “Idle Air Volume Learning” and “Throttle Valve Closed
Position Learning” when electric throttle control actuator is
replaced. Refer to
EC-473, "Idle Air Volume Learning"
.
PBIC2875E
INTAKE MANIFOLD
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INTAKE MANIFOLD
Exploded View
INFOID:0000000005274330
Removal and Installation
INFOID:0000000005274331
REMOVAL
1.
Release fuel pressure. Refer to
.
2.
Disconnect the battery negative terminal. Refer to
PG-84, "Removal and Installation"
3.
Remove fuel tube and fuel injector assembly. Refer to
EM-159, "Removal and Installation"
.
4.
Loosen nuts and bolts with power tool in reverse order as shown
to remove intake manifold.
5.
Remove gaskets.
CAUTION:
Cover engine openings to avoid entry of foreign materials.
INSPECTION AFTER REMOVAL
Surface Distortion
1.
Intake manifold
2.
Gasket
PBIC2878E
PBIC2879E
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