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.
3.
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

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    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...

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    Hyundai Sonata LF 2014-2019 Service Manual: Troubleshooting


    Troubleshooting SymptomSuspect AreaRemedy (Refer to page)Water leaks from panorama sunroofDirt accumulated in drain tubeClear dirt inside of drainClogged drain tubeBlow air into drain to remove dirtBroken or dislocated drain tube, defective or cracked clipCheck tube installation and flange contactDeteriorated roof lid weatherstripReplaceExcessive roof lid-to-body clearance and improperly fitted weatherstripAdjustWind noise around panorama sunroofLoosen or deformed deflector, gaps in body workRetighten adjust or replaceMisaligned weather stripReadjust or replace weather stripSunroof lid makes a noise when moveForeign particles lodged in guide railCheck drive cable and guide rails for foreign particlesLoosen guide rails and lidRetightenMotor runs but panorama sunroof does not move or moves only partiallyForeign particles lodged in guide railAdjust or replaceIncorrect engagement of motor pinion with drive cableDecrease in motor`s clutch slipping forceIncreased sunroof sliding resistance or interference of sunroof with drive cables, weatherstrip, etc...

    Hyundai Sonata LF 2014-2019 Service Manual: Components and Components Location


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