OBD Guide

P2897

Cylinder 2 Ion Current Sense Circuit High

P2897 is an OBD-II diagnostic trouble code meaning: Cylinder 2 Ion Current Sense Circuit High. Common causes: faulty spark plug in cylinder 2, problems with the ignition coil. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Unstable engine operation
  • Power dips
  • Increased fuel consumption
  • Difficulty starting the engine
  • Check Engine Light Is On

Causes

  • Faulty spark plug in cylinder 2
  • Problems with the ignition coil
  • Open or short circuit in the sensor circuit
  • Engine control unit malfunction
  • Poor contact in the ignition system connectors

How to Fix

  1. Check the condition of the spark plug in cylinder 2
  2. Test the ignition coil
  3. Check the integrity of the wiring to the ion current sensor
  4. Scan the control unit for other errors
  5. If necessary, replace the ion current sensor

Related codes

Error P2897 by Vehicle Brand

FAQ

What does the P2897 code mean?

P2897 is an OBD-II diagnostic trouble code that indicates: Cylinder 2 Ion Current Sense Circuit High

What causes a P2897 error code?

The most common causes of P2897 include: Faulty spark plug in cylinder 2; Problems with the ignition coil; Open or short circuit in the sensor circuit; Engine control unit malfunction.

How do I fix a P2897 diagnostic trouble code?

To fix P2897: Check the condition of the spark plug in cylinder 2. Test the ignition coil. Check the integrity of the wiring to the ion current sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2897?

Limited driving only, diagnose soon

How much does it cost to fix P2897?

The estimated repair cost for P2897 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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