P0036, P0037, and P0038
WARNING: This page is about a different car, the 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
- The Ignition 1 Signal parameter is between 10-18 volts.
- The engine speed is more than 80 RPM.
- DTC P0036, P0037, and P0038 run continuously when the above conditions are met for 1 second.