Conditions for Running the DTC
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
P1516 and P2101
- The ignition is ON.
- The ignition voltage is more than 8 volts.
- The system is not in the Battery Save mode.
- The engine is running.
- DTC P0068 is not set.
- DTCs P1516 and P2101 run continuously when the above conditions are met.
P2119
- The ignition is ON.
- The vehicle speed is 0 km/h (0 mph).
- The ignition 1 voltage is more than 10 volts.
- DTC P2119 runs once per ignition cycle when the above conditions are met for more than 1 second.
P2176
- The ignition is ON.
- DTCs P0120, P0122, P0123, P0220, P0222, P0223 are not set.
- DTC P2176 runs once per key cycle.