P0386 OBD Trouble Code

1 result found

P0386 - GM
Type	Powertrain - Ignition System or Misfire - ISO/SAE Controlled
Description	Crankshaft Position Sensor 'B' Performance Conditions
Cause	DTC P0335 not set, engine cranking or running with engine speed more than 20 rpm, no Camshaft faults present, PCM has switched to Time 'B1 mode, then the PCM detected an intermittent loss of the CKP Sensor 'B1 signal occurred during the test period