DTC P2128-00: Accelerator Position Sensor 2 Signal Circuit-High Input: Specification
| Pedal Position |
Output Voltage (V) [Vref = 5.0V] |
| APS1 |
APS2 |
| C.T |
0.7 ~ 0.8V |
0.33 ~ 0.43V |
| W.O.T |
3.85 ~ 4.35V |
1.93 ~ 2.18V |
Signal Waveform & Data
 Courtesy of HYUNDAI MOTOR AMERICA
|
 Courtesy 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.