Nissan Altima L32. Instruction — part 620

EM-16

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DRIVE BELTS

DRIVE BELTS

Checking Drive Belts

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WARNING:

Inspect the drive belt only when the engine is stopped.

• Make sure that the stamp mark of drive belt auto-tensioner is within the usable range.

NOTE:

• Check the drive belt auto-tensioner indicator (notch) when the engine is cold.

• When the new drive belt is installed, the range should be (A) as shown.

• Visually check entire belt for wear, damage or cracks.

• If the indicator is out of allowable use range or belt is damaged, replace the belt.

Tension Adjustment

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• Belt tension is not instructionly adjustable, it is automatically adjusted by the drive belt auto-tensioner.

Removal and Installation

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REMOVAL

1. Remove the fender protector side cover RH. Refer to

EXT-19, "Removal and Installation"

(Coupe models)

or

EXT-40, "Removal and Installation"

(Sedan models).

2. Securely hold the hexagonal part in pulley center of drive belt

auto-tensioner, move in the direction of arrow (loosening direc-

tion of tensioner) using Tool.

WARNING:

• Avoid placing hand in a location where pinching may

occur if the holding tool accidentally comes off.

CAUTION:

• Do not loosen the auto-tensioner pulley bolt. (Do not turn

it counterclockwise.) If turned counterclockwise, the com-

plete auto-tensioner must be replaced as a unit, including

pulley.

3. Insert a rod approximately 6 mm (0.24 in) in diameter through the rear of tensioner into retaining boss to

lock tensioner pulley.

• Leave tensioner pulley arm locked until drive belt is installed again.

4. Loosen drive belt from water pump pulley and then remove it from the other pulleys.

INSTALLATION

SBIA0234E

Tool number

: — (J-46535)

WBIA0561E

DRIVE BELTS

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1. Install the drive belt onto all of the pulleys except for the water pump pulley. Then install the drive belt onto

water pump pulley last.

CAUTION:

Confirm belts are completely set on the pulleys.

2. Release tensioner, and apply tension to drive belt.

WARNING:

• Avoid placing hand in a location where pinching may occur if the holding tool accidentally

comes off.

CAUTION:

• Do not loosen the auto-tensioner pulley bolt. Don't turn it counterclockwise. If turned counter-

clockwise, the complete auto-tensioner must be replaced as a unit, including pulley.

3. Turn crankshaft pulley clockwise several times to equalize tension between each pulley.
4. Confirm tension of drive belt at indicator is within the allowable use range. Refer to

EM-16, "Checking

Drive Belts"

.

Removal and Installation of Drive Belt Auto-tensioner

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REMOVAL

CAUTION:

The complete auto-tensioner must be replaced as a unit, including the pulley.
1. Remove the front RH wheel and tire assembly. Refer to

WT-66, "Adjustment"

.

2. Remove the fender protector side cover. Refer to

EXT-19, "Removal and Installation"

(Coupe models) or

EXT-40, "Removal and Installation"

(Sedan models).

3. Remove the drive belt. Refer to

EM-16, "Removal and Installation"

.

• Insert a rod approximately 6 mm (0.24 in) in diameter through the rear of tensioner into the retaining

boss to lock tensioner pulley.

4. Remove power steering reservoir and position aside. Refer to

ST-19, "QR25DE : Exploded View"

.

5. Support the engine with a suitable tool.
6. Remove RH engine mounting bracket, mounting insulator and support bracket. Refer to

EM-72, "Removal

and Installation"

.

7. Remove the drive belt auto-tensioner, with power tool.

CAUTION:

Do not loosen the auto-tensioner pulley bolt. (Don't turn it counterclockwise.) If turned counterclock-

wise, the complete auto-tensioner must be replaced as a unit, including pulley.

INSTALLATION

Installation is in the reverse order of removal.

ALBIA0175GB

1. Drive belt auto-tensioner

2. Water pump pulley

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DRIVE BELTS

CAUTION:

• If there is damage greater than peeled paint, replace drive belt auto-tensioner units.

• Install the drive belt auto-tensioner carefully so not to damage the water pump pulley.

• Do not swap the pulley between the new and old auto-tensioner units.

AIR CLEANER FILTER

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AIR CLEANER FILTER

Removal and Installation

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CHANGING THE AIR CLEANER FILTER

CAUTION:

It is not necessary to remove the front air duct to replace the air cleaner element.
1. Unhook the air cleaner case side clips.
2. Remove the air cleaner filter.
3. Install a new air cleaner filter.
4. Lock the air cleaner case side clips.

AWBIA0567ZZ

1.

Air duct hose

2. Air cleaner filter

3.

Air cleaner case (front)

4.

Front air duct

5.

Air cleaner mounting bracket

6.

Air cleaner case (rear)

7.

Mass air flow sensor

A. To electric throttle control actuator

B. Air cleaner case side clips