Skip to content
Book on WhatsApp

P268C

Cylinder 1 Injector Data Incompatible

The flow calibration data programmed for cylinder 1 injector does not match the format expected by the controller software. Calibration was applied for the wrong injector type or family.

  • Check engine light: Yes
  • Emissions related: No
  • Repair difficulty: medium

Common causes

Ordered by how often each turns out to be the cause.

  • Replacement injector has different part number than software expectsCommon
  • Calibration code format does not match controller versionPossible

Parts involved

  • Fuel Injector Cyl1
  • Control Module

P268C is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.