Nissan Altima Owners Manual: Engine serial number

The number is stamped on the engine as shown.

F.M.V.S.S./C.M.V.S.S. certification label


    Vehicle identification number (chassis number)
    The vehicle identification number is located as shown. QR25DE VQ35DE ...

    F.M.V.S.S./C.M.V.S.S. certification label
    The Federal/Canadian Motor Vehicle Safety Standard (F.M.V.S.S./C.M.V.S.S.) certification label is affixed as shown. This label contains valuable vehicle information, such as: Gross Vehicle Weight ...

    Other materials:

    Shift mechanism
    System Diagram NOTE: The gear ratio is set for every position separately. System Description In order to select the gear ratio which can obtain the driving force in accordance with driver's intention and the vehicle condition, TCM monitors the driving conditions, such as the vehicle spee ...

    Normal operating condition
    COMPASS Description • The electronic compass is highly protected from changes in most magnetic fields. However, some large changes in magnetic fields can affect it. Some examples are (but not limited to): high tension power lines, large steel buildings, subways, steel bridges, automati ...

    P0441 evap control system
    DTC Logic DTC DETECTION LOGIC NOTE: If DTC P0441 is displayed with other DTC such as P2122, P2123, P2127, P2128 or P2138, first perform trouble diagnosis for other DTC. In this evaporative emission (EVAP) control system, purge flow occurs during non-closed throttle conditions. Purge vo ...