Infiniti QX: Underbody - Cleaning exterior - Appearance and care - Infiniti QX Owner's ManualInfiniti QX: Underbody

In areas where road salt is used in winter, the underbody must be cleaned regularly. This will prevent dirt and salt from building up and causing the acceleration of corrosion on the underbody and suspension. Before the winter period and again in the spring, the underseal must be checked and, if necessary, re-treated.

    Removing spots
    Remove tar and oil spots, industrial dust, insects, and tree sap as quickly as possible from the paint surface to avoid lasting damage or staining. Special cleaning products are available at a ...

    Glass
    Use glass cleaner to remove smoke and dust film from the glass surfaces. It is normal for glass to become coated with a film after the vehicle is parked in the hot sun. Glass cleaner and a sof ...

    See also:

    Engine malfunction (amber)
    Illuminates as a bulb check when the ignition is switched on and extinguishes when the engine is started. If the lamp flashes or illuminates at any other time, there is a fault with the engine. ...

    Malfunction Indicator Lamp
    ► computer system called OBD II (On-Board Diagnostics-Second Generation) monitors the operation of the vehicle to ensure emissions are at acceptable levels, to produce a cleaner environment. ...

    M+S tires
    At temperatures below 45 °F(+7 °C), use winter tires or all-season tires. Both types of tire are identified by the M+S marking. Only winter tires bearing the snowflake symbol in addition to ...