OBD Guide

P3497

Cylinder Deactivation System Bank 2

P3497 is an OBD-II diagnostic trouble code meaning: Cylinder Deactivation System Bank 2. Common causes: malfunction of cylinder deactivation solenoids, problems with the hydraulic deactivation system. Estimated repair cost: $22–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$22–167 (est.)

Symptoms

  • Increased fuel consumption
  • Vibrations at idle
  • Reduced engine power
  • Check Engine Light Illuminates

Causes

  • Malfunction of cylinder deactivation solenoids
  • Problems with the hydraulic deactivation system
  • Open or short circuit in control circuit
  • Mechanical wear of system components
  • ECU software error

How to Fix

  1. Check the condition of the deactivation solenoids
  2. Diagnose the hydraulic system
  3. Check the integrity of wiring and connectors
  4. Update ECU firmware if necessary
  5. Replace faulty system components

Related codes

Error P3497 by Vehicle Brand

FAQ

What does the P3497 code mean?

P3497 is an OBD-II diagnostic trouble code that indicates: Cylinder Deactivation System Bank 2

What causes a P3497 error code?

The most common causes of P3497 include: Malfunction of cylinder deactivation solenoids; Problems with the hydraulic deactivation system; Open or short circuit in control circuit; Mechanical wear of system components.

How do I fix a P3497 diagnostic trouble code?

To fix P3497: Check the condition of the deactivation solenoids. Diagnose the hydraulic system. Check the integrity of wiring and connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P3497?

Yes, but get it checked soon

How much does it cost to fix P3497?

The estimated repair cost for P3497 is $22–167. Actual cost depends on your vehicle, location, and labor rates.

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