DTC Parameters
WARNING: This page is about a different car, the 2002 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
- A valid CMP sensor signal is being received.
- Engine is cranking or running.
DTC P0338 will set if the ECM detects more pulses per crankshaft revolution then expected (more than 58 pulses) from the CKP sensor A/C voltage signal for 8 consecutive crankshaft revolutions in which the same number of missing pulses (plus or minus one pulse) are being detected each crankshaft revolution.