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.
P1516
- DTC P1682 is not set.
- The throttle control motor is not battery saver mode.
- The throttle position learn in not active.
- The run/crank or powertrain relay voltage is greater than 6.41 V and reduced power is not active.
- DTC P1516 runs continuously when the above conditions are met for greater than 4 s.
P2101
- DTC P1682 is not set.
- The run/crank or powertrain relay voltage is greater than 6.41 V and reduced power is not active.
- The engine is running or the following conditions are met:
- The engine is not running.
- The ignition voltage is greater than 11 V.
- The TAC system is not in the Battery Saver mode.
- The ECM is commanding the throttle.
- The ECM has learned the minimum throttle position.
- DTC P2101 runs continuously when the above conditions are met.
P2119
- DTCs P0122, P0123, P0222, P0223, or P06A3 is not set.
- The run/crank or powertrain relay voltage is greater than 6.41 V and reduced power is not active.
- The system is not in the Battery Save mode.
- The ECM is not commanding the throttle.
- DTC P2119 runs continuously when the above conditions are met.
P2176
- The run/crank or powertrain relay voltage is greater than 6.41 V and reduced power is not active.
- The throttle minimum learn is active.
- DTC P2176 runs continuously when the above conditions are met.