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Home › Genesis › 2018 › G80 3.8, AWD › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnosis - 3.8L (3 Of 3) › DTC P2128: Accelerator Position Sensor 2 Signal Circuit-High Input › Specification

DTC P2128: Accelerator Position Sensor 2 Signal Circuit-High Input: Specification

Pedal Position Output Voltage (V) [Vref = 5.0V]
APS 1 APS 2
C.T 0.7 ~ 0.8V 0.29 ~ 0.46V
W.O.T 3.85 ~ 4.35V 1.93 ~ 2.18V
G12651824Courtesy of HYUNDAI MOTOR AMERICA
G12651825Courtesy of HYUNDAI MOTOR AMERICA
G12651826Courtesy of HYUNDAI MOTOR AMERICA
G12651827Courtesy of HYUNDAI MOTOR AMERICA

Signal waveform of APS 1 & 2 shows that APS 2 increases voltage just half of APS 1 voltage increase when accelerating.

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