| Description and Operation |
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| Operation Principle |

| Electric Thermostat Structure |

Water pump Troubleshooting
Electric Thermostat (ECT) Schematic DiagramsHyundai Elantra AD (2016-2020) Service Manual: Drive Belt Tensioner Repair procedures
Removal and Installation
1.
Disconnect the drive belt.
(Refer to Timing System - "Drive Belt")
2.
Remove the drive belt tensioner (A).
Tightening torque :
center bolt : 29.4 ~ 41.2 N.m (3.0 ~ 4.2 kgf.m, 21.7 ~ 30.4 lb-ft)
fxing bolt : 39.2 ~ 49.0 N.m (4.0 ~ 5.0 kgf.m, 28.9 ~ 36.2 lb-ft ...
Hyundai Elantra AD (2016-2020) Owners Manual: SPORT & SMART Mode Indicator Lights
SPORT Mode Indicator Light
This indicator light illuminates:
• When you select "SPORT" mode as drive mode.
For more details, refer to "Drive Mode Integrated Control System" in chapter
5.
SMART Mode Indicator Light
This indicator light illuminates:
• When you selec ...