Conditions for Setting the DTC: P0336

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.

The ECM detects that the engine is running, but receives less than 51 or more than 65 crankshaft position sensor pulses each engine revolution for 8 of 10 engine revolutions.
OR
The ECM detects that the engine is running, but more than 20 resyncs occur within 25 s.
OR
The ECM detects that the engine has been running, but the crankshaft does not sync for 0.1 s.