Conditions for Running the DTC
WARNING: This page is about a different car, the 2007 GMC Sierra, 2007 GMC Cab & Chassis Sierra, 2007 Chevrolet Silverado, and 2007 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
P0120, P0122, P0123, P0220, P0222, and P0223
- DTC P0601, P0602, P0603, P0604, P0606, P0607, P0641, P0651 are not set.
- The system voltage is more than 5.23 volts.
- The ignition is in the Unlock/Accessory or Run position.
- DTC P0120, P0122, P0123, P0220, P0222, P0223 run continuously when the above conditions are met.
P2135
- The system voltage is more than 5.23 volts.
- The ignition is in the Unlock/Accessory or Run position.
- DTC P0120, P0220, P0641, P0651 are not set.
- DTC P2135 runs continuously when the above conditions are met.