Working with the engine on

Working with the engine on  - Precautions when servicing your vehicle - Maintenance and Specifications - Lincoln MKZ Owners Manual - Lincoln MKZ

WARNING: To reduce the risk of vehicle damage and/or personal burn injuries, do not start your engine with the air cleaner removed and do not remove it while the engine is running.

1. Set the parking brake and shift to P (Park).

2. Block the wheels.

    See also:

    Checking automatic transmission fluid at normal operating temperature (140°F-158°F [60°C-70°C])
    Automatic transmission fluid expands when warmed. To obtain an accurate fluid check, drive the vehicle until it is warmed up (approximately 20 miles [30 km]) until the engine coolant gauge indic ...

    Low speed automatic cancellation
    ACC is not functional at vehicle speeds below 16 mph (26 km/h). Once the vehicle speed drops below 16 mph (26 km/h), an audible alarm will sound and the automatic braking will be released. ...

    Fuel filter
    Your vehicle is equipped with a lifetime fuel filter that is integrated with the fuel tank. Regular maintenance or replacement is not needed. ...