Changing engine coolant

Changing engine coolant  - Engine cooling system - Maintenance and do-it-yourself - Infiniti QX Owners Manual - Infiniti QX

Major cooling system repairs should be performed by an INFINITI retailer. The service procedures can be found in the appropriate INFINITI Service Manual. Improper servicing can result in reduced heater performance and engine overheating.

► To avoid the danger of being scalded, WARNING

► To avoid the danger of being scalded, never change the coolant when the engine is hot.
► Never remove the radiator cap or coolant reservoir cap when the engine is hot. Serious burns could be caused by high pressure fluid escaping from the radiator.
► Avoid direct skin contact with used coolant. If skin contact is made, wash thoroughly with soap or hand cleaner as soon as possible.
► Keep coolant out of reach of children and pets.

Engine coolant must be disposed of properly. Check your local regulations.

    See also:

    Readiness for inspection/maintenance (I/M) test
    Due to legal requirements in some states and Canadian Provinces, your vehicle may be required to be in what is called the “ready condition” for an Inspection/Maintenance (I/M) test of the emission con ...

    System operation
    The automatic drive positioner system will not work or will stop operating under the following conditions: . When the vehicle speed is above 4 MPH (7 km/h). • When the adjusting switch for the driver ...

    Engine and powertrain
    Infiniti's latest 3.7-litre V6 is a potent, high revving, 24-valve twin cam unit producing 235 kW at 7,000 rpm (320 PS) and an impressive 360 Nm of torque at 5,200 rpm. Constructed from lightwei ...