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P3448: Cylinder 6 Exhaust Valve Control Circuit High

System
Powertrain

What Does P3448 Mean?

P3448 is a diagnostic trouble code indicating: Cylinder 6 Exhaust Valve Control Circuit High. This code relates to the powertrain system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

What To Do Next

  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

Related Codes

P3443 Cylinder 6 Deactivation/Intake Valve Control Circuit Low P3444 Cylinder 6 Deactivation/Intake Valve Control Circuit High P3445 Cylinder 6 Exhaust Valve Control Circuit/Open P3446 Cylinder 6 Exhaust Valve Control Circuit Performance P3447 Cylinder 6 Exhaust Valve Control Circuit Low P3449 Cylinder 7 Deactivation/Intake Valve Control Circuit/Open P3450 Cylinder 7 Deactivation/Intake Valve Control Circuit Performance P3451 Cylinder 7 Deactivation/Intake Valve Control Circuit Low