P3410 moderate

Cylinder 2 Deactivation/Intake Valve Control Performance

The P3410 code means the vehicle's onboard diagnostic system has detected: Cylinder 2 Deactivation/Intake Valve Control Performance. This is a moderate severity code.

My Garage →
Keep driving?
Yes, but fix soon
DIY difficulty
hard
Estimated cost
Varies — depends on the specific component this manufacturer-specific code points to on your vehicle. Diagnose before buying parts.

Manufacturer-specific code. P3410 is a manufacturer-specific DTC, so its exact definition can differ by make, model, and year. Use the meaning above as a general guide, and always confirm it against your vehicle manufacturer's official service information (or a make-specific scan tool) before diagnosing or replacing parts.

Common Symptoms

  • Check Engine Light on
  • Reduced power or a rough idle if the affected cylinder is not switching correctly
  • Cylinder deactivation (displacement-on-demand) may stop working, costing fuel economy
  • Ticking or uneven running from the affected cylinder in some cases

Probable Causes (Ranked by Likelihood)

  • Wiring or connector fault at the cylinder 2 intake/deactivation valve control circuit - chafed harness, corroded pins, or oil intrusion into the connector High
  • Failed valve-control solenoid or actuator on cylinder 2 High
  • Low or dirty engine oil, on the many systems that actuate these valves with oil pressure (GM AFM/DFM, Chrysler MDS and Honda VCM among them). Confirm how your engine actuates cylinder deactivation before assuming this applies - some designs are electro-hydraulic or electric and are not oil-sensitive Medium
  • Clogged oil passage or a stuck lifter on the affected cylinder Medium
  • Control module fault - rare, and only after wiring, the solenoid and oil condition have all been ruled out Low

Frequently Asked Questions

What does P3410 mean?

Cylinder 2 Deactivation/Intake Valve Control Performance. This is a generic SAE-defined code: the cylinder 2 intake/deactivation valve control circuit reported an performance condition.

Can I keep driving with P3410?

Usually yes. The engine normally reverts to running all cylinders all the time, which costs fuel economy rather than driveability. Get it looked at. If your engine uses oil pressure to switch the valves - GM AFM/DFM, Chrysler MDS, Honda VCM and similar - check oil level and condition first.

How reliable is the diagnostic detail on this page?

Diagnostic detail on this page is general guidance, not manufacturer service information. The code's definition is from SAE J2012; the specific symptoms, causes and test steps below have not been verified against an OEM service manual for your vehicle, so confirm them there before buying parts.

Mechanics Guide Step-by-step diagnosis

Step-by-Step Diagnostic Procedure

  1. Find out how YOUR engine actuates cylinder deactivation before anything else - it decides the whole diagnostic path. If it is oil-pressure actuated (GM AFM/DFM, Chrysler MDS, Honda VCM and similar), check oil level and condition first: it is a common cause and costs nothing to rule out. On electric or electro-hydraulic designs, go straight to the circuit checks below.

  2. Read all stored codes. Faults across several cylinders usually point at oil supply or a shared circuit rather than at individual solenoids.

  3. Inspect the connector and harness at the cylinder 2 intake/deactivation valve control circuit for oil intrusion, corrosion and chafing.

  4. Measure the solenoid resistance and compare it against your manufacturer's specification - generic values do not transfer between makes.

  5. Check for power and ground at the solenoid connector with the circuit commanded on, before replacing the solenoid.

  6. Replace the solenoid only after the wiring and oil supply test good, then clear the code and confirm it does not return.

Sources 2

This page is built from documented references. Verify against your own service info before repair work.

Commonly Affected Vehicles

  • 2007-2019 Chevrolet Tahoe 5.3L
  • 2007-2019 GMC Yukon 5.3L
  • 2008-2018 Cadillac CTS V8
  • 2007-2019 Chevrolet Avalanche 5.3L
  • 2007-2019 GMC Sierra 6.2L

Related Codes

P3400P3409P3411P3402

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