Nissan Altima Owners Manual: Before starting the engine

● Make sure the area around the vehicle is clear.

● Check fluid levels such as engine oil, coolant, brake fluid, and windshield-washer fluid as frequently as possible, or at least whenever you refuel.

● Check that all windows and lights are clean.

● Visually inspect tires for their appearance and condition. Also check tires for proper inflation.

● Lock all doors.

● Position seat and adjust head restraints.

● Adjust inside and outside mirrors.

● Fasten seat belts and ask all passengers to do likewise.

● Check the operation of warning lights when the ignition switch is pushed to the ON position. See “Warning/indicator lights and audible reminders” in the “Instruments and controls” section of this manual.

    NISSAN vehicle immobilizer system
    The NISSAN Vehicle Immobilizer system will not allow the engine to start without the use of the registered key. If the engine fails to start using a registered key (for example, when interferenc ...

    Starting the engine
    1. Apply the parking brake. 2. Move the shift lever to P (Park) or N (Neutral). P (Park) is recommended. The starter is designed not to operate if the shift lever is in any of the driving pos ...

    Other materials:

    P0138, P0158 HO2S2
    Description The heated oxygen sensor 2, after three way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. Even if switching characteristics of the air fuel ratio (A/F) sensor 1 are shifted, the air-fuel ratio is controlled to stoichiometric, by the signal from t ...

    Crash zone sensor
    Removal and Installation REMOVAL 1. Crash zone sensor harness connector 2. Crash zone sensor A. Crash zone sensor nuts CAUTION: • Before servicing, turn ignition switch OFF, disconnect both battery terminals and wait at least three minutes. • Do not use air tools or electri ...

    P0444, p0445 evap canister purge volume control solenoid valve
    Description The EVAP canister purge volume control solenoid valve uses a ON/ OFF duty to control the flow rate of fuel vapor from the EVAP canister. The EVAP canister purge volume control solenoid valve is moved by ON/OFF pulses from the ECM. The longer the ON pulse, the greater the amount of ...