| Circuit Diagram |

Audio Remote Control Repair procedures
Multimedia Jack Description and OperationHyundai Elantra AD (2016-2020) Service Manual: Engine Coolant Temperature Sensor (ECTS) Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the ECTS connector.
3.
Remove the ECTS.
4.
After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS terminals 1 and 3.
5.
Check that the resistance is within the specification.
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Hyundai Elantra AD (2016-2020) Service Manual: Blind Spot Detection Switch Repair procedures
Inspection
1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad lower panel.
(Refer to Body - "Crash Pad Lower Panel")
3.
Remove the lower crash pad switch assembly (A) after disengaging the mounting clip.
4.
Remove the rheostat switch connector (A).
5.
Check ...