1 | Fault code | right cylinder bank left cylinder bank |
2 | Fault memory and actuation of CHECK ENGINE (MIL) | After two consecutive journeys with fault |
3 | Frequency of testing | Once per journey |
4 | Checked signal or status | Pressure curve in the line from activated charcoal canister to purge control valves |
5 | Fault Duration of test | Difference in pressure fluctuations less than approx. 27 mbar < 15 s |
6 | Test conditions | – Engine idling – Load approx. 10-25% – Actuation of purge control valves with an on/off ratio between approx. 5-25% |