Conditions for Setting the DTC
WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
- The difference between the predicted system pressure and the actual system pressure is greater than 6 kPa (0.9 psi).
- DTC P0411 sets within 22 s when the above condition is met.