Conditions for Running the DTC
WARNING: This page is about a different variant/trim than selected.
- Before the engine control module (ECM) can report DTC P0455 failed, DTC P0443, P0451, P0458, and P0459 must run and pass.
- DTCs P0101, P0102, P0103, P0112, P0113, P0117, P0118, P0121, P0122, P0123, P0125, P0221, P0222, P0223, P0446, P0449, P0452, P0453, P0496, P0498, P0499, P0506, P0507, P0560, P0562, P0563, P0700, P2122, P2123, P2127, P2128, and P2138 are not set.
- The ignition voltage is between 10-18 volts.
- The fuel system is operating in closed loop.
- The engine is idling.
- The ambient air temperature is between 2-32°C (36-90°F).
- The start-up engine coolant temperature (ECT) is within 10°C (18°F) of ambient air temperature.
- The FTP is between -18.7 to +7.5 mm Hg (-10.0 to +4.0 in H2O).
- The volumetric efficiency is less than 35 percent.
- The barometric pressure (BARO) is greater than 68 kPa.
- The fuel level is between 10-92 percent.
- The vehicle speed sensor (VSS) is less than 2 km/h (3 mph).
- The engine is operating for greater than 16 minutes or the long term fuel is stable.
- The above conditions are met for greater than 11 seconds.
- DTC P0455 runs once an ignition cycle. The ECM will attempt to run this diagnostic up to 10 times an ignition cycle.