OBD Guide

P2326

Ignition Coil I Secondary Circuit

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$17–89 (est.)

Symptoms

  • Misfires
  • Check Engine Light Illuminates
  • Reduced engine power
  • Unstable engine idling
  • Jerks when accelerating

Causes

  • Faulty ignition coil
  • Damaged or worn high voltage wires
  • Poor contact in the ignition coil connectors
  • Open or short circuit in the secondary circuit of the ignition coil
  • Spark plug fault

How to Fix

  1. Check and replace spark plugs
  2. Check high voltage wires for damage and replace them if necessary
  3. Check the ignition coil for damage and resistance
  4. Check the ignition coil connectors and wiring for opens or shorts.
  5. Replace the faulty ignition coil

Related codes

Error P2326 by Vehicle Brand