Hyundai Elantra: Air Conditioning System / In-car Sensor Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / In-car Sensor Repair procedures

Diagnosis With GDS

The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).

? The diagnostic system (GDS) provides the following information.

(1) Self diagnosis : Checking the failure code (DTC) and display.

(2) Current data : Checking the system input/output data state.

(3) Actuation test : Checking the system operation condition.

(4) Additional function : Other controlling such as he system option and zero point adjustment.

2.	Select the 'Car model' and the system to be checked in order to check the vehicle with the tester.

3.	Select the 'Current data' menu to search the current state of the input / output data. The input / output data for the sensors corresponding to the In-car Sensor can be checked.

In-car Sensor Description and Operation

Description The In-car air temperature sensor is built in the heater & A/C control unit. The sensor contains a thermistor which measures the temperature of the inside. The signal decided by ...

Photo Sensor Description and Operation

Description The photo sensor is located at the center of the defrost nozzles. The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light r ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Input Speed Sensor Repair procedures
Inspection 1. Using the GDS, check the input/output speed sensor waveforms. A. Turn OFF the ignition switch. B. Connect the GDS to the Data Link Connector(DLC) on the lower crash pad. C. Ignition "ON" & Engine "ON". D. Check the input/output speed sensor waveforms at high spe ...

Hyundai Elantra AD (2016-2020) Service Manual: Side Airbag (SAB) Module Components and Components Location
Components 1. Side Air Bag (SAB) ...