Hyundai Equus: Automatic transmission fluid - Explanation of scheduled maintenance items - Maintenance - Hyundai Equus 2009-2022 Owners ManualHyundai Equus: Automatic transmission fluid

Automatic transmission fluid should not be checked under normal usage conditions.

But in severe conditions, the fluid should be changed at an authorized EQUUS dealer in accordance to the scheduled maintenance at the beginning of this chapter.


Automatic transmission fluid color is basically red. As the vehicle is driven, the automatic transmission fluid will begin to look darker. This is normal condition and you should not judge the need to replace the fluid based upon the changed  color.


The use of a non-specified fluid could result in transmission malfunction and failure. Use only specified automatic transmission fluid. (Refer to Recommended lubricants and capacities in section 8.)

    The coolant should be changed at the intervals specified in the maintenance schedule. ...

    Brake hoses and lines
    Visually check for proper installation, chafing, cracks, deterioration and any leakage. Replace any deteriorated or damaged parts immediately. ...

    See also:

    Engine Coolant Temperature Sensor (ECTS) Schematic Diagrams
    Circuit Diagram ...

    Components and Components Location
    Component Location 1. Windshield wiper arm & blade2. Wiper & washer switch3. Windshield washer hose4. Windshield wiper motor & linkage5. Washer motor6. Washer reservoir ...

    Description and Operation
    Description The charging system included a battery, an alternator with a built-in regulator, and the charging indicator light and wire. The Alternator has eight built-in diodes, each rectifying AC ...


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