P1380 Misfire Detected Rough Road Data Not Available

Possible causes
  • Open or short in the VCT circuit.
  • Open VPWR circuit.
  • Damaged PCM.
  • Open or short in the VCT solenoid valve.
    • Symptoms
    – Engine Light ON (or Service Engine Soon Warning Light)
    P1380 Description
    The comprehensive component monitor (CCM) monitors the VCT circuit to the PCM for high and low voltage. If the voltage falls below a calibrated limit a calibrated amount of time during testing, the test fails.
    P1380 Information for specific makes
    P1380 BUICK
    P1380 CADILLAC
    P1380 CHEVROLET
    P1380 DODGE
    P1380 FORD
    P1380 GMC
    P1380 GEO
    P1380 PONTIAC
    P1380 SATURN