Nissan Altima Owners Manual: Drive belt

QR25DE eng


QR25DE eng

1. Crankshaft pulley
2. Drive belt Automatic tensioner 3. Water pump pulley
4. Alternator
5. Air conditioner

WARNING

Be sure the ignition switch is placed in the OFF or LOCK position before servicing drive belt. The engine could rotate unexpectedly.

1. Visually inspect the belt for signs of unusual wear, cuts, fraying or looseness. If the belt is in poor condition or is loose, have it replaced or adjusted by a NISSAN dealer.

2. Have the belt checked regularly for condition and tension in accordance with the maintenance schedule found in the “NISSAN Service and Maintenance Guide”.

VQ35DE engine


VQ35DE engine

1. Crankshaft pulley
2. Drive belt automatic tensioner 3. Alternator
4. Air conditioner

    Variable voltage control system
    CAUTION ● Do not ground accessories directly to the battery terminal. Doing so will bypass the variable voltage control system and the vehicle battery may not charge completely. ● ...

    Spark plugs
    REPLACING SPARK PLUGS Iridium-tipped spark plugs It is not necessary to replace iridium-tipped A spark plugs as frequently as conventional type spark plugs because they last much longer. Follow ...

    Other materials:

    Fuel level sensor unit, fuel filter and fuel pump assembly
    Exploded View 1. Lock ring 2. Fuel level sensor unit, fuel filter and fuel pump assembly 3. O-ring 4. Fuel Tank Removal and Installation REMOVAL WARNING: Read “General Precautions” before working on the fuel system. Refer to GI-28, "General Precautions". 1. Unscre ...

    P0172, P0175 Fuel injection system function
    DTC Logic DTC DETECTION LOGIC With the Air/Fuel Mixture Ratio Self-Learning Control, the actual mixture ratio can be brought closely to the theoretical mixture ratio based on the mixture ratio feedback signal from A/F sensor 1. The ECM calculates the necessary compensation to correct the off ...

    Evap leak check
    Inspection CAUTION: • Do not use compressed air or a high pressure pump. • Do not exceed 4.12 kPa (0.042 kg/cm2, 0.6 psi) of pressure in EVAP system. NOTE: • Do not start engine. • Improper installation of EVAP service port adapter [commercial service tool: (J-41413-O ...