Nissan Frontier. Instruction — part 707
AIR CLEANER FILTER
EM-17
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AIR CLEANER FILTER
Removal and Installation
INFOID:0000000009478044
REMOVAL
1. Unfasten clips and lift up air cleaner case (upper).
2. Remove air cleaner filter.
INSTALLATION
Installation is in the reverse order of removal.
LBIA0442E
EM-18
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SPARK PLUG
SPARK PLUG
Exploded View
INFOID:0000000009478045
Removal and Installation
INFOID:0000000009478046
WARNING:
Be sure the engine and ignition switch are off and that the parking brake is engaged securely.
CAUTION:
Be sure to use the correct socket to remove the spark plugs. An incorrect socket can damage the
spark plugs.
REMOVAL
1. Remove the ignition coil. Refer to
2. Remove the spark plug using a suitable tool.
CAUTION:
Do not drop or shock it.
INSPECTION AFTER REMOVAL
1.
Ignition coil
2.
Spark plug
3.
Rocker cover
PBIC2995E
PBIC2996E
SPARK PLUG
EM-19
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• Do not use a wire brush for cleaning.
• If the spark plug tip is covered with carbon, spark plug cleaner may be used.
• 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.
SMA773C
Cleaner air pressure
: Less than 588 kPa (6 kg/cm
2
, 85 psi)
Cleaning time
: Less than 20 seconds
SMA806CA
Make
NGK
Standard type*
PLZKAR6A-11
Gap (nominal)
1.1 mm (0.043 in)
EM-20
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CAMSHAFT VALVE CLEARANCE
CAMSHAFT VALVE CLEARANCE
Valve Clearance
INFOID:0000000009478047
INSPECTION
Perform the following inspection after removal, installation or replacement of camshaft or valve-related parts,
or if there are unusual engine conditions due to changes in valve clearance over time (starting, idling or noise).
1. Remove rocker cover. Refer to
EM-37, "Removal and Installation"
.
2. Remove engine under cover. Refer to
EXT-15, "Removal and Installation"
.
3. Remove radiator shroud (lower). Refer to
.
4. Measure the valve clearance as follows:
a. Set No. 1 cylinder at TDC of its compression stroke.
• Rotate crankshaft pulley clockwise and align TDC mark to tim-
ing indicator on front cover.
• Make sure that intake and exhaust cam noses of No. 1 cylin-
der are located as shown.
• If not, rotate crankshaft one revolution (360
°) and align as
shown.
b. Use a feeler gauge to measure the clearance between valve
lifter and camshaft.
Valve clearance:
Unit: mm (in)
1
: Approximately 20
°C (68°F)
2
: Approximately 80
°C (176°F)
PBIC3015E
KBIA0400J
SEM139D
Cold
1
(reference data)
Hot
2
(reference data)
Intake
0.24 - 0.32 (0.009 - 0.013)
0.304 - 0.416 (0.012 - 0.016)
Exhaust
0.26 - 0.34 (0.010 - 0.013)
0.308 - 0.432 (0.012 - 0.017)
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