Hyundai Sonata LF: Engine Control System / Accelerator Position Sensor (APS) Description and Operation

Hyundai Sonata LF 2014-2019 Service Manual / Engine Control / Fuel System / Engine Control System / 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 in engine control system, so it consists of the two sensors which adapt individual sensor power and ground line. The second sensor monitors the first sensor and its output voltage is half of the first one. If the ratio of the sensor 1 and 2 is out of the range (approximately 1/2), the diagnostic system judges that it is abnormal.

    Rail Pressure Sensor (RPS) Repair procedures

    Inspection 1. Connect the GDS on the Data Link Connector (DLC). 2. Measure the output voltage of the RPS at idle and various engine speed. ConditionOutput Voltage (V)Idle Approx...

    Accelerator Position Sensor (APS) Specifications

    S..

    Other information:

    Hyundai Sonata LF 2014-2019 Service Manual: Knee Airbag (KAB) Module Description and Operation


    Description The Knee Airbag (KAB) is installed inside the crash pad lower panel and protects the driver in the event of a frontal crash. The SRSCM determines if and when to deploy the KAB.     Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using a specified tester...

    Hyundai Sonata LF 2014-2019 Service Manual: Special Service Tools


    Special Service Tools Tool (Number and name)IllustrationUseCrankshaft front oil seal installer(09455-21200)Installation of the front oil sealValve stem oil seal installer(09222-2B100)Installation of the valve stem oil sealValve spring compressor and holderA : (09222-3K000)B : (09222-3K100)Removal and installation of the intake or exhaust valveCrankshaft rear oil seal installerA : (09231-H1100)B : (09231-2B200)Installation of the crankshaft rear oil sealRing gear stoppper(09231-2B100) (A)(09231-3N100) (B)Removal and installation of crankshaft pulley bolt...

    Categories

    read more

     
    Copyright В© 2026 www.hsonatalf.org