Hyundai Equus: Automatic transmission fluid - Explanation of scheduled maintenance items - Maintenance - Hyundai Equus 2009-2021 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:

    Climate control system
    1. Drivers temperature control knob 2. Front windshield defrost button 3. Rear window defrost button 4. AUTO (automatic control) button 5. Fan speed control button 6. OFF button 7. Air intake ...

    Rain Sensor Description and Operation
    Description Integrated Rain Sensor Integrated rain sensor (A) controls three systems: front wiper, auto-light, and central air conditioner. 1. Wiper Control System When "AUTO" switch signal i ...

    Warning message
    If the detecting sensor performance is low or overheated by foreign substances on the rear bumper, the message will appear to notify the driver. Also, the message may appear when there is heavy ...


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