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Hyundai Equus: Emission control system - Maintenance - Hyundai Equus 2009-2024 Owners ManualHyundai Equus: Emission control system

The emission control system of your vehicle is covered by a written limited warranty. Please see the warranty information contained in the Owner’s Handbook & Warranty Information booklet in your vehicle.

Your vehicle is equipped with an emission control system to meet all applicable emission regulations. There are three emission control systems, as follows.

(1) Crankcase emission control system
(2) Evaporative emission control system
(3) Exhaust emission control system

In order to assure the proper function of the emission control systems, it is recommended that you have your car inspected and maintained by an authorized EQUUS dealer in accordance with the maintenance schedule in this manual.

Caution for the Inspection and Maintenance Test (With Electronic Stability Control (ESC) system)

  • To prevent the vehicle from misfiring during dynamometer testing, turn the Electronic Stability Control (ESC) system off by pressing the ESC switch.
  • After dynamometer testing is completed, turn the ESC system back on by pressing the ESC switch again.
Cleaning the interior  window glass
If the interior glass surfaces of the vehicle become fogged (that is, covered with an oily, greasy or waxy film), they should be cleaned with glass cleaner. Follow the directions on the glass clea ...

1. Crankcase emission control system
The positive crankcase ventilation system is employed to prevent air pollution caused by blow-by gases being emitted from the crankcase. This system supplies fresh filtered air to the crankcase thr ...

See also:

Relay Box (Passenger Compartment) Description and Operation
Description 1. Smart Junction Box(SJB) (1) General function : Interior Junction Box + some functions of BCM (2) It controls loads with CAN communication and IPS. (3) IPS stands for Intel ...

Closing the Fuel Filler Lid
1. To install the fuel tank cap, turn it clockwise until it clicks one time. 2. Close the Fuel Filler Lid until it is latched securely. If the Malfunction Indicator Light ( ) comes ON, turn the eng ...

Yaw-rate and Lateral G Sensor Description and Operation
Description The ESP system is the shorten word of Electronic Stability Control system. This system recognizes a critical driving condition by Yaw-rate sensor, Lateral acceleration sensor and St ...

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