| 1 |
Fault code |
P0120 |
| 2 |
Fault storage |
Following the expiry of the test duration and fault |
| |
Activation of the engine diagnosis (EURO3/4) or CHECK ENGINE (MIL) malfunction indicator lamp  |
Following two consecutive driving cycles with fault |
| 3 |
Frequency of the test |
Continuously |
| 4 |
Checked signal or status |
Actual value potentiometer voltages 1 or 2 |
| 5 |
Fault setting conditions |
|
| |
Actual value potentiometer 1 |
Fault if voltage is less than 0.275 V or greater than 4.83 V |
| |
Actual value potentiometer 2 |
Fault if voltage is less than 0.176 V or greater than 4.74 V |