Signal Waveform And Data
DTC P0121 SIGNAL WAVEFORM AND DATA
| Test Condition | Scan Tool Parameter | Scan Tool Screen | |
|---|---|---|---|
| TPS VOLTAGE | |||
| Normal value with ignition "ON" & engine "OFF" | Accelerator pedal released | 0.20~0.47V | Refer to Fig. 1 in Fig 1 |
| Normal value with engine ON & accelerator pedal fully depressed | 2~4.7V | - | |
| Abnormal value with ignition "ON" & engine "OFF" | Power circuit open | 0.01V | Refer to Fig. 2 in Fig 1 |
| Ground circuit open | 4.99V | Refer to Fig. 3 in Fig 1 | |
| TPS signal circuit open | 4.99V | Refer to Fig. 4 in Fig 1 | |
| TPS signal circuit short to ground | Approx. 0V | - | |
| TPS signal circuit short to battery | Above 4.99V | - | |