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P3439: Cylinder 5 Exhaust Valve Control Circuit Low

What Does P3439 Mean?

P3439 is a diagnostic trouble code indicating: Cylinder 5 Exhaust Valve Control Circuit Low. 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

P3434 Cylinder 5 Deactivation/Intake Valve Control Circuit Performance P3435 Cylinder 5 Deactivation/Intake Valve Control Circuit Low P3436 Cylinder 5 Deactivation/Intake Valve Control Circuit High P3437 Cylinder 5 Exhaust Valve Control Circuit/Open P3438 Cylinder 5 Exhaust Valve Control Circuit Performance P3440 Cylinder 5 Exhaust Valve Control Circuit High P3441 Cylinder 6 Deactivation/Intake Valve Control Circuit/Open P3442 Cylinder 6 Deactivation/Intake Valve Control Circuit Performance