P0191 High Rationality Test
WARNING: This page is about a different variant/trim than selected.
- The fuel pressure during the initial power up is greater than 1.5 MPa (218 psi), and P0088, P2177, or P2187 is set.
OR
- The fuel pressure during the initial power up is greater than 1.5 MPa (218 psi), and the fuel pressure increase during fuel pump prime is greater than 385 kPa (56 psi). The condition exists for more than 4 s or a cumulative of 50 s.