Hyundai Elantra AD (2016-2020) Service Manual: Air Cleaner Repair procedures
Removal and Installation
Air Cleaner Assembly
1.
Remove the engine cover.
(Refer to Engine And Transaxle Assembly - “Engine Cover”)
2.
Disconnect the battery negative terminal.
3.
Remove the air duct (A).
4.
Disconnect the breather hose (A).
5.
Disconnect the intake hose ...
Hyundai Elantra AD (2016-2020) Service Manual: A/C Pressure Transducer Description and Operation
Description
The A/C Pressure Transducer (APT) converts the pressure value
of high pressure line into voltage value after measuring it. By
converted voltage value, engine ECU controls the cooling fan by
operating it high speed or low speed. Engine ECU stops the operation of
the compressor ...