Conditions for Running the DTC
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
2H0, LDD, LDE, LLU - ECM with 2 Face Mounted Connectors
- The ignition voltage is between 11 - 32 volts.
- The engine speed is 400 RPM or greater.
- The ECM has commanded the output driver ON and OFF at least once during the ignition cycle.
- DTCs P0480 and P0481 run continuously when the conditions above are met.
LDD, LDE, LEA, LHU, LUJ, LVP or LWC - ECM with 3 Face Mounted Connectors
- The ignition voltage is 11 volts or greater.
- The ECM has commanded the output driver ON and OFF at least once during the ignition cycle.
- DTCs P0480, P0481, P0691, P0692, P0693, and P0694 run continuously when the conditions above are met.