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P2283

Injector Control Pressure Sensor Circuit

A general electrical fault on the injector control pressure (ICP) sensor — used on HEUI (Hydraulically actuated Electronically controlled Unit Injector) systems on heavy-duty diesel engines such as the Ford Powerstroke 6.0/7.3 and Caterpillar engines. ICP measures the high-pressure oil that actuates the injectors.

  • Check engine light: Yes
  • Emissions related: Yes
  • Repair difficulty: hard

Common causes

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

  • Sensor failedCommon

Parts involved

  • Injector Control Pressure Sensor
  • High Pressure Oil Pump

P2283 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.