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

Hyundai Tucson (LM) 2010-2015 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. 1.21, ...

Accelerator Position Sensor (APS) Specifications

Specification AcceleratorPositionOutput Voltage (V)APS1APS2C.T0.7 ~ 0.80.29 ~ 0.46W.O.T3.85 ~ 4.351.93 ~ 2.18 ...

Other information:

Hyundai Tucson (LM) 2010-2015 Service Manual: Components and Components Location
Components 1. Steering wheel2. Steering column3. ECU4. Motor5. Steering gear box ...

Hyundai Tucson (LM) 2010-2015 Owners Manual: Electronic brake force distribution (EBD) system warning light
If these two warning lights illuminate at the same time while driving, your vehicle may have a malfunction with the ABS and EBD system. In this case, your ABS and regular brake system may not work normally. Have the vehicle checked by an authorized HYUNDAI dealer as soon as possible. WARNING ...