🔧 FixIt

P3406: Cylinder 1 Exhaust Valve Control Circuit Performance

System
Powertrain

What Does P3406 Mean?

P3406 is a diagnostic trouble code indicating: Cylinder 1 Exhaust Valve Control Circuit Performance. 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

P3401 Cylinder 1 Deactivation/Intake Valve Control Circuit/Open P3402 Cylinder 1 Deactivation/Intake Valve Control Circuit Performance P3403 Cylinder 1 Deactivation/Intake Valve Control Circuit Low P3404 Cylinder 1 Deactivation/Intake Valve Control Circuit High P3405 Cylinder 1 Exhaust Valve Control Circuit/Open P3407 Cylinder 1 Exhaust Valve Control Circuit Low P3408 Cylinder 1 Exhaust Valve Control Circuit High P3409 Cylinder 2 Deactivation/Intake Valve Control Circuit/Open