Master Warning Light
This indicator light illuminates
• When there is a malfunction in operation in any of the following systems:
- Exterior lamp malfunction
- Blind-Spot Collision Warning (BCW) malfunction (if equipped)
- Lane Keeping Assist (LKA) System malfunction (if equipped)
- Tire Pressure Monitoring System (TPMS)
- Service reminder
To identify the details of the warning, look at the LCD display.
Door Ajar Warning Light (for conventional cluster)
This warning light illuminates:
• When a door is not closed securely.
Trunk Open Warning Light (for conventional cluster)
This warning light illuminates:
• When the trunk is not closed securely.
Hood Open Warning Light (for conventional cluster)
This warning light illuminates:
• When the hood is not closed securely.
Hyundai Elantra AD (2016-2020) Service Manual: Engine Coolant Temperature Sensor (ECTS) Description and Operation
Description
Engine Coolant Temperature Sensor (ECTS) is located in the
engine coolant passage of the cylinder head for detecting the engine
coolant temperature. The ECTS uses a thermistor whose resistance changes
with the temperature.
The electrical resistance of the ECTS decreases as the ...
Hyundai Elantra AD (2016-2020) Service Manual: Cooling Fan Components and Components Location
Components
1. Cooling fan2. Fan motor 3. Cooling fan shroud4. Cooling fan resistor
...