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:

    Rear window defogger relay
    Description Power is supplied to the rear window defogger with BCM control. Component Function Check 1. CHECK REAR WINDOW DEFOGGER RELAY POWER SUPPLY CIRCUIT Check that an operation noise of rear window defogger relay [located in fuse block (J/B)] can be heard when turning the rear window de ...

    Power supply and ground circuit
    Description • EPS system functions by ignition power supply. Diagnosis Procedure 1.CHECK POWER SUPPLY 1. Turn the ignition switch OFF. 2. Disconnect power steering control unit harness connector. 3. Check voltage between power steering control unit harness connector M59 terminal 3 and ...

    Audio system (coupe)
    System Diagram System Description AUDIO SYSTEM The audio system consists of the following components • AV control unit (audio unit) • BOSE speaker amp. • Window antenna • Steering wheel audio control switches • Door speakers • Front tweeters • Center speaker • Rear twe ...