P2296 OBD II Trouble Code Fuel Pressure Regulator 2 Control Circuit High

Symptoms of P2296 OBD II Trouble Code

  • Engine misfire codes and idle control codes may also accompany a P2296
  • Diminished fuel efficiency
  • Delayed startup when the engine is cool
  • Black smoke from the exhaust system

Common Causes of P2296 OBD II Trouble Code

  • Faulty fuel pressure sensor
  • Defective fuel pressure regulator
  • Shorted or open wiring and/or connectors in the fuel pressure regulator control circuit
  • Bad PCM or a PCM programming error

Severity of P2296 OBD II Trouble Code

Since excessive fuel pressure may cause internal engine and catalytic converter damage and lead to various drivability issues, a code P2296 should be categorized as severe.