Hyundai Sonata: Engine Control System / Accelerator Position Sensor (APS) Specifications

Accelerator Position Sensor (APS) Description and Operation

Description Accelerator Position Sensor (APS) is installed on the accelerator pedal module and detects the rotation angle of the accelerator pedal. The APS is one of the most important sensors ...

Accelerator Position Sensor (APS) Schematic Diagrams

Circuit Diagram ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Accelerator Position Sensor (APS) Repair procedures
Inspection 1. Connect the GDS on the Data Link Connector (DLC). 2. Turn the ignition switch ON. 3. Measure the output voltage of the APS 1 and 2 at C.T and W.O.T. Specification: Refer to “Specification” ...

Hyundai Sonata LF 2014-2019 Owners Manual: Immobilizer System
The immobilizer system protects your vehicle from theft. If an improperly coded key (or other device) is used, the engine's fuel system is disabled. When the ignition switch is placed in the ON position, the immobilizer system indicator should come on briefly, then go off. If the indicator starts ...