Nissan Primera P12. Manual — part 419
EM-22
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CATALYST
CATALYST
PFP:20905
Removal and Installation
EBS00SNL
REMOVAL
1.
Remove engine undercover.
2.
Drain engine coolant. Refer to
CO-8, "Changing Engine Coolant"
.
3.
Remove radiator upper and lower hoses.
4.
Remove radiator and radiator fan. Refer to
CO-10, "Removal and Installation"
.
5.
Remove insulators.
6.
Remove water inlet pipe.
7.
Disconnect exhaust front tube.
8.
Remove catalyst.
CAUTION:
Do not disassemble.
Install two locking pins into both sides of the catalyst. Be careful not to confuse locking pins with insulator
mounting bolts.
INSTALLATION
Install in reverse order of removal.
●
Pushing gussets against the oil pan and the catalyst, temporarily tighten the mounting bolt. And then
tighten it to the specified torque.
MBIA0004E
1.
Insulator
2.
Catalyst
3.
Catalyst rear diffuser
4.
Gasket
Catalyst locking pin
: Flange bolt (black)
Insulator mounting bolt
: Washer bolt (silver or yellow)
EXHAUST MANIFOLD AND TURBOCHARGER
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EXHAUST MANIFOLD AND TURBOCHARGER
PFP:14004
Removal and Installation
EBS00SNM
REMOVAL
1.
Drain engine coolant. Refer to
CO-8, "Changing Engine Coolant"
.
2.
Remove engine cover. Refer to
EM-52, "Removal and Installation"
.
3.
Remove air duct and air inlet pipe. Refer to
EM-15, "Removal and Installation"
.
4.
Remove engine undercover.
5.
Remove radiator upper and lower hoses. Refer to
CO-10, "Removal and Installation"
.
6.
Remove radiator and radiator fan. Refer to
CO-10, "Removal and Installation"
.
7.
Remove air inlet pipe.
8.
Disconnect exhaust front tube.
9.
Remove catalyst. Refer to
EM-22, "Removal and Installation"
.
10. Remove exhaust manifold cover.
11. Remove insulator.
12. Each wiring and piping (disconnect/move)
MBIA0006E
1.
Electronic EGR volume control valve 2.
Gasket
3.
EGR tube
4.
Air inlet pipe
5.
Exhaust manifold and turbocharger
assembly
6.
Oil return hose
7.
Turbo insulator
8.
Exhaust manifold insulator
9.
Air inlet pipe
10.
Oil feed tube, oil return tube
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EXHAUST MANIFOLD AND TURBOCHARGER
13. Loosen exhaust manifold mounting nuts in the reverse order
specified in the figure.
14. Rotate the exhaust manifold and turbocharger assembly so that
the rear side (EGR tube mounting side) faces upward. And then
pull out the assembly from between the engine and the air con-
ditioning piping.
CAUTION:
Be careful not to deform each turbocharger piping when pulling
out the assembly.
INSTALLATION
●
When a stud bolt is pulled out, tighten it to the following torque:
●
Tighten the exhaust manifold mounting nuts in the following procedure:
1.
Tighten the nuts in the order specified in the figure.
2.
Re-tighten the nuts 1 to 4.
3.
Install the gasket so that the alignment protrusion faces the No.
4 port.
4.
Install in reverse order of removal.
INSPECTION AFTER INSTALLATION
Start engine and raise engine speed to check no exhaust emission leaks.
JEM266G
: 12.7 - 16.7 N·m (1.3 - 1.7 kg-m, 9 - 12 ft-lb)
JEM266G
EXHAUST MANIFOLD AND TURBOCHARGER
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Disassembly and Assembly
EBS00SNN
REMOVAL
1.
After applying penetrative lubricant to the mounting nuts, check for the penetration of the lubricant, and
then loosen the nuts to remove.
CAUTION:
Do not disassemble or adjust the turbocharger body.
2.
When a stud bolt is pulled out, tighten it to the following torque:
INSPECTION AFTER REMOVAL
Surface Distortion
Check the distortion on the mounting surface in the six directions
using a straightedge and a feeler gauge.
MBIA0008E
1.
Exhaust manifold
2.
Gasket
3.
Oil return tube
4.
Turbocharger
: 24 - 27 N·m (2.4 - 2.8 kg-m, 18 - 20 ft-lb)
Limit
: 0.3 mm (0.012 in)
JEM267G
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