Nissan Altima (L32) 2007-2012 Service Manual ≻ Maintenance ≻ On-vehicle maintenance ≻ Engine maintenance (QR25DE) ≻ Spark plug

Nissan Altima (L32) 2007-2012 Service Manual: Spark plug

Removal and Installation

1. Ignition coil

2. Spark plug

3. Rocker cover

REMOVAL

1. Remove the ignition coil. Refer to EM-35, "Removal and Installation".

2. Remove the spark plug with a suitable spark plug wrench.

INSPECTION AFTER REMOVAL

• Do not use a wire brush for cleaning the spark plugs. Replace as necessary.

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

• Checking and adjusting plug gap is not required between change intervals. If the gap is out of specification, replace the spark plug.

INSTALLATION

Installation is in the reverse order of removal.

Oil filter

Removal and Installation REMOVAL 1. Remove the oil filter using Tool. WARNING: • Be careful not to get burned, the engine and engine oil may be hot. CAUTION: • When removing, prepare ...

Evap vapor lines

Inspection 1. Visually inspect EVAP vapor lines for improper attachment and for cracks, damage, loose connections, chafing and deterioration. 2. Inspect fuel tank filler cap vacuum relief valv ...

Other materials:

Sun visors
To block glare from the front, swing down the main sun visor 1. To block glare from the side, remove the main sun visor 2 from the center mount and swing the visor to the side. To extend the sun visor, slide in or out as needed 3. CAUTION Do not store the sun visor before returning ...

Installing the spare tire
WARNING For AWD vehicles - the TEMPORARY USE ONLY spare tire must be installed to the rear wheels only. If a front tire is punctured, install the original rear tire onto the front wheel, then install the TEMPORARY USE ONLY spare tire on the rear. Failure to do so could cause overheating to the AWD ...

Instrument panel
Vents Steering wheel switches for audio control* Vehicle information display controls Headlight/turn signal switch Paddle shifters (if so equipped) Driver supplemental air bag Horn Meters and gauges Warning and indicator lights Vehicle information display Wiper and washer switch Heat ...