Nissan Juke Service and Repair Manual : Vacuum lines

MR16DDT : Exploded View

1. Clamp


1. Clamp
2. Vacuum hose A
3. Vacuum piping
4. Vacuum hose B

A. To engine side
B. Paint mark C. To brake booster

MR16DDT : Removal and Installation

REMOVAL

1. Remove air duct and air cleaner case. Refer to EM-161, "Removal and Installation".

2. Remove the vacuum hose and vacuum piping.

3. Perform inspection after removal. Refer to BR-49, "MR16DDT : Inspection".

INSTALLATION

Note the following, install the vacuum hose.

When installing vacuum hose, insert it until its tip reaches the back-end of length (A) or further as shown in the figure.

CAUTION:
Never use lubricating oil during assembly.

A : 24 mm (0.95 in) or mor

- Face the paint mark of vacuum hose A (engine side) upward to assemble.

- Face the other paint marks to vehicle front side to assemble.

- For clamp mounting direction (the orientation of pawl), refer to BR- 49, "MR16DDT : Exploded View".

MR16DDT : Inspection


MR16DDT : Inspection

INSPECTION AFTER REMOVAL

Appearance
Check for correct assembly, damage and deterioration.

Check Valve Airtightness Use a handy vacuum pump (A) to check.

When connected to the booster side (B): Vacuum should decrease within 1.3 kPa (9.8 mmHg, 0.38 inHg, 0.013 bar) for 15 seconds under a vacuum of −66.7 kPa (−500 mmHg, −19.70 inHg, −0.667 bar).

When connected to the engine side (C): Vacuum should not exist.

Replace vacuum hose if vacuum hose is malfunctioning.

HR16DE : Exploded View


HR16DE : Exploded View

1. Clamp


1. Clamp
2. Vacuum hose (built-in check valve) 3. Vacuum piping
4. Vacuum hose

A. To intake manifold B. Paint mark
C. Stamp indicating engine direction D. To brake booster

HR16DE : Removal and Installation

REMOVAL

1. Remove air duct and air cleaner case. Refer to EM-161, "Removal and Installation".

2. Remove the vacuum hose and vacuum piping.

3. Perform inspection after removal. Refer to BR-51, "HR16DE : Inspection".

INSTALLATION

Note the following, install the vacuum hose

When installing vacuum hose, insert it until its tip reaches the back-end of length (A) or further as shown in the figure.

CAUTION:
Never use lubricating oil during assembly.

A : 24 mm (0.95 in) or more

- Face the paint mark of vacuum hose (built-in check valve, intake


- Face the paint mark of vacuum hose (built-in check valve, intake manifold side) upward to assemble.

- Face the other paint marks to vehicle front side to assemble.

- For clamp mounting direction (the orientation of pawl), refer to BR- 50, "HR16DE : Exploded View".

HR16DE : Inspection

INSPECTION AFTER REMOVAL

Appearance
Check for correct assembly, damage and deterioration.

Check Valve Airtightness Use a handy vacuum pump (A) to check.

When connected to the booster side (B): Vacuum should decrease within 1.3 kPa (9.8 mmHg, 0.38 inHg, 0.013 bar) for 15 seconds under a vacuum of −66.7 kPa (−500 mmHg, −19.70 inHg, −0.667 bar).

When connected to the engine side (C): Vacuum should not exist.

Replace vacuum hose assembly if vacuum hose and check valve are malfunctioning.

K9K : Exploded View


K9K : Exploded View

1. Connector


1. Connector
2. Clamp
3. Vacuum hose (built-in check valve)

A. To vacuum pump
B. Paint mark
C. Stamp indicating engine direction D. To brake booster

K9K : Removal and Installation

REMOVAL

1. Remove air duct and air cleaner case. Refer to EM-161, "Removal and Installation".

2. Remove the vacuum hose and connector.

3. Perform inspection after removal. Refer to BR-52, "K9K : Inspection".

INSTALLATION

Note the following, install the vacuum hose.

When installing vacuum hose, insert it until its tip reaches the back-end of length (A) or further as shown in the figure.

CAUTION:
Never use lubricating oil during assembly.

A : 24 mm (0.95 in) or more

- Face the paint mark of vacuum hose (built-in check valve, connector side) to the vehicle left side to assemble.

- Face the paint mark of vacuum hose (built-in check valve, brake booster side) to the front side to assemble.

- For clamp mounting direction (the orientation of pawl), refer to BR- 51, "K9K : Exploded View".

K9K : Inspection


K9K : Inspection

INSPECTION AFTER REMOVAL

Appearance
Check for correct assembly, damage and deterioration.

Check Valve Airtightness Use a handy vacuum pump (A) to check.

When connected to the booster side (B): Vacuum should decrease within 1.3 kPa (9.8 mmHg, 0.38 inHg, 0.013 bar) for 15 seconds under a vacuum of −66.7 kPa (−500 mmHg, −19.70 inHg, −0.667 bar).

When connected to the engine side (C): Vacuum should not exist.

Replace vacuum hose assembly if vacuum hose and check valve are malfunctioning.

Front disc brake


    Brake booster
    Exploded View 2WD 1. Master cylinder assembly 2. Vacuum pipe 3. Brake booster 4. Lock nut 5. Clevis 6. Gasket 7. Spacer : Nm (kg-m, ft-lb) 4WD 1. Master cylinder assembly 2. Brak ...

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