P3449
Cylinder 7 Deactivation/Intake Valve Control Circuit/Open
P3449 is an OBD-II diagnostic trouble code meaning: Cylinder 7 Deactivation/Intake Valve Control Circuit/Open. Common causes: open circuit control, solenoid valve malfunction. Estimated repair cost: $17–89.
Symptoms
- Increased fuel consumption
- Uneven engine operation
- Check Engine Light Illuminates
- Reduced engine power
- Disabling the cylinder deactivation system
Causes
- Open circuit control
- Solenoid valve malfunction
- Wiring Harness Problems
- Engine control unit malfunction
- Mechanical problems of the timing system
How to Fix
- Check the integrity of the control circuit
- Check the operation of the solenoid valve
- Inspect the wiring harness for damage
- Check connector connections
- If necessary, replace faulty components
Related codes
Error P3449 by Vehicle Brand
FAQ
What does the P3449 code mean?
P3449 is an OBD-II diagnostic trouble code that indicates: Cylinder 7 Deactivation/Intake Valve Control Circuit/Open
What causes a P3449 error code?
The most common causes of P3449 include: Open circuit control; Solenoid valve malfunction; Wiring Harness Problems; Engine control unit malfunction.
How do I fix a P3449 diagnostic trouble code?
To fix P3449: Check the integrity of the control circuit. Check the operation of the solenoid valve. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P3449?
Yes, but get it checked soon
How much does it cost to fix P3449?
The estimated repair cost for P3449 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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