Conditions for Running the DTC: P2135

WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

DTC P0120, P0122, P0123, P0220, P0222, P0223, P0641, or P0651 is not set.
The run/crank or powertrain relay voltage is greater than 6 V and reduced power is not active.
The ignition is ON or the engine is operating.
DTC P2135 runs continuously when the above conditions are met.