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P3449 - Cylinder 7 Deactivation/Intake Valve Control Circuit/Open

DTC DESCRIPTION P3449 - CYLINDER 7 DEACTIVATION/INTAKE VALVE CONTROL CIRCUIT/OPEN

Description:  This DTC sets when a low or high voltage on the CDC7 circuit is detected.
Possible Causes: 
  • CDC7 circuit open
  • CDC7 circuit short to voltage
  • CDC7 circuit short to ground
  • VPWR circuit open
  • Damaged cylinder deactivation solenoid
Diagnostic Aids:   
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test KH.
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