Conditions for Running the DTC
WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
P2120, P2122, P2123, P2125, P2127, P2128
- The system voltage is more than 5.23 volts.
- The ignition is in the Unlock/Accessory, Run or Crank position.
- DTC P0641, P0651 or P0606 is not set.
- The DTCs run continuously when the above conditions are met.
P2138
- The system voltage is more than 5.23 volts.
- The ignition is in the Unlock/Accessory or Run position.
- DTC P0641, P0651, P0606, P2120, P2122, P2123, P2125, P2127 or P2128 is not set.
- The DTC runs continuously when the above conditions are met.