Conditions for Setting the DTC
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
The ECM detects engine movement by sensing the airflow through the MAF sensor, when airflow is greater than 3 g/s, or by sensing camshaft position (CMP) sensor pulses.
P0335
- The ECM detects that the starter is commanded on and the engine has been cranking for more than 3 seconds without a CKP sensor pulse.
- The ECM detects that the engine is running, but has not received a CKP sensor pulse for 2 of 10 engine cycles.
P0336
- The ECM detects that the engine is running, but receives less than 55 or more than 61 CKP sensor pulses, during each engine revolution, for 8 of 10 engine revolutions.
- The ECM detects that the engine is running, but more than 25 crankshaft resyncs have occurred within 25 seconds.