DTC P0444 Cadillac
EVAP Purge Solenoid Control Circuit Low Input
EVAP Purge Solenoid Control Circuit Low Input
Description
Engine started; engine speed over 400 rpm, system voltage from 8-18v, and the PCM detected 0v on the EVAP purge valve control circuit with the control driver commanded off for over 50 seconds.
Cause and Solution
Purge solenoid connector is damaged or shorted
Purge solenoid control circuit is shorted to ground
Video Guide
Diagnostic Info
- DTC Code: P0444
- Brand: Cadillac