Signal Waveform And Data
SIGNAL WAVEFORM REFERENCE
| Test Condition | Scan Tool Parameter | Scan Tool Screen. See Fig 1. | ||
|---|---|---|---|---|
| ACCEL PEDAL VOLT-1 | ACCEL PEDAL VOLT-2 | |||
| Normal value with ignition "ON" & engine "OFF" | APS 1 & 2 output voltage increases smoothly in proportion with the depressing acceleration pedal amount. The output voltage of the APS2 is half of the APS1 | Fig. 1 | ||
| Accelerator pedal released | Approx. 0.7~0.8V | Approx. 0.29~0.46 | Fig. 2 | |
| Accelerator pedal fully depressed | Approx. 3.85~4.35V | Approx. 1.93~2.18V | Fig. 3 | |
| Abnormal value with ignition "ON" & engine "OFF" | APS1 power circuit open | Approx. 0.00V | - | - |
| APS1 ground circuit open or signal circuit short to battery | Approx. 4.91V | - | Fig. 4 | |
| APS1 signal circuit open or short to ground | Approx. 0.00V | - | - | |
| APS2 power circuit open | - | Approx. 0.00V | - | |
| APS2 ground circuit open or signal circuit short to battery | - | Approx. 4.78V | - | |
| APS2 signal circuit open or short to ground | - | Approx. 0.00V | - | |