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.
P2627
- DTC P115E, P115F, P1160, P116A, P116B, P116C, P116D, P116E, P116F, P1192, P1193, P1194, P119A, P119B, P119C, P11C5, P11C6, P11DB, P11DD, P2200, P2205, P2206, P2207, P2208, P2209, P2210, P220A, or P2211 is not set.
- The engine is running.
- The ignition voltage is greater than 11 V.
- The NOx sensor supply voltage is greater than 10. 8 V.
- The NOx Sensor 1 Heater Operation parameter displays Allowed.
The DTC runs continuously when the above conditions are met.
P2628
- DTC P00C7, P00E9, P00EA, P00EB, P00EC, P0101, P0102, P0103, P0106, P0107, P0108, P0116, P0117, P0118, P0119, P0128, P0201-P0204, P020A-P020D, P0216, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P02EE, P02EF, P02F0, P02F1, P0405, P0406, P049D, P0545, P0546, P111E, P113B, P113C, P113D, P113F, P115E, P115F, P1160, P116A, P116B, P116C, P116D, P116E, P116F, P118E, P118F, P1192, P1193, P1194, P1196, P1198, P119A, P119B, P119C, P11C5, P11C6, P11DB, P11DD, P1248, P1249, P124A, P124B, P126A, P2032, P2033, P2081, P2085, P2200, P2205, P2206, P2207, P2208, P2209, P2210, P220A, P2211, P2147, P2148, P2150, P2151, P2227, P2228, P2229, P2230, P242C, P242D, P242E, P2452-P2456, P2481, P2482, or P2484 is not set.
- The engine is running.
- The ignition voltage is greater than 11 V.
- The NOx sensor supply voltage is greater than 10. 8 V.
- The NOx Sensor 1 Heater Operation parameter displays Allowed.
The DTC runs continuously when the above conditions are met.