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 for intensity of new rheostat switch. If the light
intensity of the lamps changes smoothly without any flickering when the
rheostat is turned, it can be assumed that the rheostat is normal. |
Hyundai Sonata LF 2014-2019 Service Manual: Intake Actuator Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the intake actuator connector.
3.
Verify that the intake actuator operates to the fresh position when connecting 12V to terminal 3 and grounding terminal 4.
Verify that the intake actuator operates to the recirculation position w ...
Hyundai Sonata LF 2014-2019 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 ...