Hyundai Sonata LF: Engine Control System / Accelerator Position Sensor (APS) Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Engine Control / Fuel System / Engine Control System / Accelerator Position Sensor (APS) Repair procedures

Inspection

1.	Connect the GDS on the Data Link Connector (DLC).

2.	Turn the ignition switch ON.

Measure the output voltage of the APS 1 and 2 at C.T and W.O.T.

Specification: Refer to “Specification”

Accelerator Position Sensor (APS) Schematic Diagrams

C..

Injector Description and Operation

Description The GDI injector is similar to a standard injector, but sprays fuel at a much higher pressure directly into the combustion chamber and has a swirl disc to get the fuel swirling as it exits the nozzle...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Schematic Diagrams

System Block Diagram Component Parts And Function Outline Component partFunctionVehicle-speed sensor, ESP/ABS Control ModuleConverts vehicle speed to pulse.ECMReceives signals from sensor and control switches.Cruise control indicatorIlluminate when CRUISE main switch is ON (Built into cluster)Cruise Control switchesCRUISE switchSwitch for automatic speed control power supply...

Hyundai Sonata LF 2014-2019 Service Manual: ESP OFF Switch Description and Operation