1 | Fault code | right before TWC right after TWC left before TWC left after TWC |
2 | Fault memory and actuation of CHECK ENGINE (MIL) | After two consecutive journeys with fault |
3 | Frequency of testing | Continuous |
4 | Checked signal or status | Calculated resistance value of sensor heater |
5 | Lower limit value Upper limit value | < 4.4 Ω (corresponds to approx. 2.7 A at 12 V) > 18.4 Ω (corresponds to approx. 0.65 A at 12 V) |
6 | Test conditions | Sensor heater ON and heating-up time of approx. 220 seconds elapsed |