Conditions for Running the DTC
WARNING: This page is about a different car, the 2009 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
P0120, P0122, P0123, P0220, P0222, or P0223
- DTCs P0601, P0602, P0603, P0604, P0606, P060D, P062F, P0641, P0651 are not set.
- The system voltage is greater than 5.23 volts.
- The ignition is in the Unlock/Accessory or Run position.
- The DTCs run continuously when the above conditions are met.
P2135
- DTCs P0120, P0122, P0123, P0220, P0222, P0223, P0641, or P0651 are not set.
- The system voltage is greater than 5.23 volts.
- The ignition is in the Unlock/Accessory or Run position.
- The DTC runs continuously when the above conditions are met.