OBD-II code · Powertrain (generic, extended)

P26EC Engine Sound Control B Circuit / Open

The second active sound generator (B) cannot be driven.

Is it safe to drive with P26EC?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelyOpen output stage in the sound amplifier
  • PossibleBroken control wire to amplifier

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
1–3.5 h
Emissions test
Usually unaffected
Parts involved
Sound Amplifier B, Speaker, Wiring Harness

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.