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Nissan Xterra. Manual - part 499

ENGINE MAINTENANCE

MA-21

< PERIODIC MAINTENANCE >

SPARK PLUG : Exploded View

INFOID:0000000009484276

SPARK PLUG : Removal and Installation

INFOID:0000000009484277

REMOVAL

1. Remove the ignition coil. Refer to

EM-40, "Removal and Installation"

2. Remove the spark plug using a suitable tool.

CAUTION:

Do not drop or shock it.

INSPECTION AFTER REMOVAL

• Do not use a wire brush for cleaning.

• If the spark plug tip is covered with carbon, spark plug cleaner may be used.

Ignition coil

Spark plug

PBIC2901E

SEM294A

SMA773C

Cleaner air pressure

: Less than 588 kPa (6 kg/cm

, 85 psi)

Cleaning time

: Less than 20 seconds

MA-22

< PERIODIC MAINTENANCE >

ENGINE MAINTENANCE

• Checking and adjusting spark plug gap is not required between

change intervals.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

Do not drop or shock the spark plug.

*: Always check with the Parts Department for the latest parts information.

EVAP VAPOR LINES
EVAP VAPOR LINES : Checking EVAP Vapor Line

INFOID:0000000009484278

1. Visually inspect EVAP vapor lines for improper attachment, cracks, damage, loose connections, chafing

or deterioration.

2. Inspect vacuum relief valve of fuel tank filler cap for clogging and sticking. Refer to

EC-496, "How to

Detect Fuel Vapor Leakage"

SMA806CA

Make

NGK

Standard type*

DILFR5A-11

Gap (nominal)

1.1 mm (0.043 in)

CHASSIS AND BODY MAINTENANCE

MA-23

< PERIODIC MAINTENANCE >

CHASSIS AND BODY MAINTENANCE

IN-CABIN MICROFILTER
IN-CABIN MICROFILTER : Removal and Installation

INFOID:0000000009484279

REPLACEMENT PROCEDURE

1. Open the lower glove box and press in on the sides so that it will

open completely allowing it to hang by the cord.

2. Gently lift up on the tab (1), then pull the in-cabin microfilter

cover down (2) to remove the cover (3).

CAUTION:

Use care when lifting up on the tab to avoid damaging it.

3. Remove the in-cabin microfilters from the front heater and cooling unit housing.
4. Insert the first new in-cabin microfilter into the front heater and

cooling unit housing and slide it over to the right. Insert the sec-

ond new in-cabin microfilter into the front heater and cooling unit

housing as shown.

NOTE:

The in-cabin microfilters are marked with air flow arrows. The

end of the microfilter with the arrow should face the rear of the

vehicle. The arrows should point downward.

5. Install the in-cabin microfilter cover, make sure the tab is locked

in place as shown.

6. Close the lower glove box completely.

EXHAUST SYSTEM

WLIA0023E

AWIIA1431ZZ

ALIIA0360ZZ

ALIIA0359ZZ

MA-24

< PERIODIC MAINTENANCE >

CHASSIS AND BODY MAINTENANCE

EXHAUST SYSTEM : Checking the Exhaust System

INFOID:0000000009484280

Check exhaust pipes, muffler and mounting for improper attachment,

leaks, cracks, damage, loose connections, chafing or deterioration.

A/T FLUID
A/T FLUID : Checking the A/T Fluid (ATF)

INFOID:0000000009484281

CAUTION:

If using the vehicle for towing, the A/T fluid must be replaced as specified. Refer to

XX-XX, "*****"

1. Before driving, the A/T fluid level can be checked at A/T fluid

temperatures of 30

° to 50° C (86° to 122° F) using the “COLD”

range on the A/T fluid level gauge as follows:

a. Park the vehicle on a level surface and set the parking brake.
b. Start the engine and move the shift selector through each gear

position. Move the shift selector into the “P” position.

Check the A/T fluid level with the engine idling.

d. Remove the A/T fluid level gauge and wipe it clean with a lint-

free paper.

CAUTION:

When wiping the A/T fluid from the A/T fluid level gauge,

always use a lint-free paper, not a cloth.

e. Re-insert the A/T fluid level gauge into the A/T fluid charging

pipe until the cap contacts the top of the A/T fluid charging pipe

as shown.

CAUTION:

To check A/T fluid level, insert the A/T fluid level gauge until

the cap contacts the top of the A/T fluid charging pipe, with

the gauge reversed from the normal inserted position.

Remove the A/T fluid level gauge and note the A/T fluid level. If

the A/T fluid level is at low side of range, add A/T fluid to the

transmission through the A/T fluid charging pipe.

CAUTION:

Do not overfill the transmission with A/T fluid.

g. Install the A/T fluid level gauge and the A/T fluid level gauge bolt.

2. Warm up the engine and transmission.
3. Check for any A/T fluid leaks.
4. Drive the vehicle to increase the A/T fluid temperature to 80

° C (176° F).

SMA211A

LLIA0071E

A/T fluid level gauge bolt : Refer to

TM-250, "Removal and Installation

(2WD)"

for (2WD) or

TM-252, "Removal and In-

stallation (4WD)"

for (4WD).

SCIA2899E

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