OBD Guide

P26EC

Engine Sound Control B Circuit/Open

P26EC is an OBD-II diagnostic trouble code meaning: Engine Sound Control B Circuit/Open. Common causes: open circuit in engine sound control circuit, audio control module malfunction. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Changing the sound of the engine
  • Check Engine Light Illuminates
  • Lack of active sound
  • Possible misfires in rare cases

Causes

  • Open circuit in engine sound control circuit
  • Audio control module malfunction
  • Wiring harness damage
  • Contact corrosion
  • Software problems

How to Fix

  1. Check the integrity of the control circuit
  2. Inspect connectors and contacts for corrosion
  3. Test the audio control module
  4. Check for software updates
  5. Replace damaged components

Related codes

Error P26EC by Vehicle Brand

FAQ

What does the P26EC code mean?

P26EC is an OBD-II diagnostic trouble code that indicates: Engine Sound Control B Circuit/Open

What causes a P26EC error code?

The most common causes of P26EC include: Open circuit in engine sound control circuit; Audio control module malfunction; Wiring harness damage; Contact corrosion.

How do I fix a P26EC diagnostic trouble code?

To fix P26EC: Check the integrity of the control circuit. Inspect connectors and contacts for corrosion. Test the audio control module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P26EC?

Yes, but get it checked soon

How much does it cost to fix P26EC?

The estimated repair cost for P26EC is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat