Conditions for Running the DTC
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0442
- DTC P0106, P0107, P0108, P0111, P0112, P0113, P0114, P0116, P0117, P0118, P0125, P012B, P012C, P012D, P0128, P0443, P0446, P0449, P0452, P0453, P0455, P0496, P0502, P0503, P0722, P0723, P2227, P2228, P2229, P2610 = Not set
- Barometric Pressure = Greater than 70 kPa (10. 15 PSI)
- ECT Sensor = Greater than 70°C (158°F)
- Ignition/Vehicle - Off
- Fuel level = 10 to 90%
- Start-Up ECT & Start-Up IAT = Within 8°C (14°F) of each other
- Engine Run Time = Greater than 10 min - Before ignition off
- Vehicle Distance Traveled During Drive Cycle = Greater than 8 km (5 mi) - Before ignition off
- Ambient Air Temperature = Between: 0 to 34°C (32 to 93°F)
- Time since diagnostic ran last17 h = Test Passedor10 h = Test Failed
Frequency the DTC runs = Once Per drive cycle Per hot soak @ Ignition/Vehicle - Off - DTC test could take 40 min to complete
DTC P0455
- DTC P0068, P00C8, P00C9, P00CA, P0090-P0092, P0106-P0108, P0111-P0114, P0116-P0118, P0122, P0123, P0125, P0128, P0191-P0193, P0222, P0223, P06A3, P06DB, P06DE, P0A1D, P160D, P160E, P1682, P16A0-P16A2, P16F3, P1104, P127A, P127C, P127D, P15F2, P0443, P0449, P0452, P0453, P0502, P0503, P0601, P0604, P0606, P0697, P2100-P2103, P2122, P2123, P2127, P2128, P2135, P2138, P215B, P2176, P228C, P228D, U0073, U0074, U0293, U1817 = Not set
- Ignition Voltage = Greater than 10 V
- Barometric Pressure (kPa) = Greater than 70 kPa (10. 15 PSI)
- Fuel level = 10 to 90%
- Q12 Evaporative Emission Purge Solenoid Valve Greater than 1. 50%
- Start-Up ECT & Start-Up IAT = Within 8°C (14°F) of each other
- Start-Up ECT = Less than 35°C (95°F)
- Start-Up IAT = Between: 4 to 34°C (39 to 93°F)
Frequency the DTC runs = Once Per cold start-up