Nissan Qashqai (2007-2010). Manual — part 80

EM-268

< ON-VEHICLE REPAIR >

[K9K]

EGR SYSTEM

EGR SYSTEM

Exploded View

INFOID:0000000001060215

Removal and Installation

INFOID:0000000001060420

REMOVAL

1.

Remove battery ground cable.

2.

Remove engine cover. Refer to

EM-266, "Removal and Installation"

.

3.

Remove air cleaner case and air duct (inlet). Refer to

EM-265, "Removal and Installation"

.

4.

Remove bulk head cover.

5.

Disconnect EGR volume control valve connector.

6.

Remove mounting bolts.

7.

Drain engine coolant and disconnect water hose.

8.

Loosen turbocharger inlet tube.

9.

Remove front engine slinger..

10. Remove air inlet tube.
11. Remove electric throttle control actuator.

12. Remove EGR tube mounting bolts.

1.

Air inlet tube

2.

Engine slinger

3.

O-ring

4.

Bracket

5.

EGR tube

6.

Gasket

7.

EGR cooler

8.

Gasket

9.

EGR volume control valve

10. Gasket

11.

EGR volume control valve housing

12. Clamp

13. EGR tube

14. Gasket

15. Gasket

16. Electric throttle control actuator

17. O-ring

18. EGR cooler cover

A.

To intake manifold

B.

To exhaust manifold

Refer to

GI-4, "Components"

for symbols in the figure.

E1BIA0025GB

EGR SYSTEM

EM-269

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[K9K]

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13. Remove EGR assembly.

INSTALLATION

Install in the reverse order of removal.

EM-270

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[K9K]

CATALYST

CATALYST

Exploded View

INFOID:0000000001060261

Removal and Installation

INFOID:0000000001060429

REMOVAL

1.

Remove battery ground cable.

2.

Remove engine undercover.

3.

Remove exhaust front tube. Refer to

EX-15, "Removal and Installation"

.

4.

Remove catalyst mounting bolts and brackets.

5.

Remove catalyst.

INSTALLATION

Install in reverse order of removal.

Inspection

INFOID:0000000001060430

INSPECTION AFTER INSTALLATION

Start engine and raise engine speed to check no exhaust emission leaks.

1.

Bracket

2.

Catalyst

3.

Bracket

4.

Turbocharger

5.

Gasket

A.

To exhaust front tube

Refer to

GI-4, "Components"

for symbols in the figure.

E1BIA0004GB

TURBOCHARGER

EM-271

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[K9K]

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TURBOCHARGER

Exploded View

INFOID:0000000001060244

Removal and Installation

INFOID:0000000001060245

REMOVAL

1.

Remove exhaust front tube. Refer to

EX-15, "Exploded View"

.

2.

Remove catalyst. Refer to

EM-270, "Removal and Installation"

.

3.

Remove engine cover.

4.

Remove air inlet tube and air duct connected to turbocharger.

5.

Remove oil tubes.
NOTE:
After applying penetrative lubricant to the mounting nuts, check for the penetration of the lubricant, and
then loosen the nuts to remove.

6.

Remove turbocharger from exhaust manifold.

CAUTION:

Do not disassemble or adjust the turbocharger body.

INSTALLTION

Install in the reverse order of removal.
NOTE:
Apply engine oil to lubricate the turbocharger oil tubes.

Inspection

INFOID:0000000001060259

1.

Washer

2.

Turbocharger oil supply tube

3.

O-ring

4.

Turbocharger

5.

Exhaust manifold

6.

Turbocharger oil outlet tube

7.

Gasket

A.

To cylinder head

B.

To catalyst

Refer to

GI-4, "Components"

for symbols in the figure.

E1BIA0003GB