P2325 serious

Ignition Coil D Primary Control Circuit High

The P2325 code means the vehicle's onboard diagnostic system has detected: Ignition Coil D Primary Control Circuit High. This is a serious severity code.

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Keep driving?
Short distances only
DIY difficulty
moderate
Estimated cost
$150 - $375 (parts and labor)
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Common Symptoms

  • Check Engine Light on
  • Misfire detected on cylinder 4
  • Engine runs rough at idle and under load
  • Noticeable loss of power during acceleration
  • Poor fuel economy

Probable Causes (Ranked by Likelihood)

  • Failed ignition coil D Very High
  • Open circuit in coil D control wiring High
  • Damaged coil connector or terminal corrosion Moderate
  • PCM driver circuit malfunction Low

Step-by-Step Diagnostic Procedure

  1. Retrieve DTCs and review freeze frame data for P2325

  2. Check for voltage at ignition coil D connector with key on

  3. Inspect coil D wiring for open circuits or high resistance

  4. Swap coil D with another cylinder and clear codes to see if fault follows

Frequently Asked Questions

What does P2325 mean?

P2325 indicates a high voltage condition in the primary circuit of ignition coil D (cylinder 4). This typically points to an open circuit or a failed ignition coil.

Can I drive with P2325?

You can drive short distances but cylinder 4 will misfire, causing vibration and potential damage to the catalytic converter. Repair as soon as possible.

How much does it cost to fix P2325?

Expect to pay $150 to $375. An ignition coil replacement runs $80-$220 for the part, with $75-$155 in labor depending on accessibility.

Sources

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

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