Hyundai Sonata: Heating, Ventilation and Air Conditioning / Controller

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 ...

Heater & A/C Control Unit (Manual) Components and Components Location

Components Connector [A] Pin NOFunctionPin NOFunction1ILL+ (TAIL)21Detent OUT (+)2Sensor REF (+5V)22HTD3Mode control actuator (Vent)23Rear defog switch4Mode control actuator (Defrost)24C_CAN High5 ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Knock Sensor (KS) Description and Operation
Description Knocking is a phenomenon characterized by undesirable vibration and noise and can cause engine damage. Knock Sensor (KS) is installed on the cylinder block and senses engine knocking. When knocking occurs, the vibration from the cylinder block is applied as pressure to the piez ...

Hyundai Sonata LF 2014-2019 Service Manual: Troubleshooting
Troubleshooting Trouble SymptomProbable CauseRemedyExcessive play in steeringLoose U-joint boltRetighten or replace as necessaryLoose yoke plugRetightenLoose steering gear mounting boltsRetightenLoose or worn tie rod endRetighten or replace as necessarySteering wheel does not return properlyExc ...