P0202 – Injector Circuit/Open (Cylinder 2)

Description

The ECM detects an open circuit in the injector control for cylinder 2.

Want to confirm the real cause of this fault code?

A high-quality OBD2 scanner gives you live data, fuel trims, sensor readings and freeze-frame information — exactly what you need to verify the root cause of this code with confidence.

View Recommended Scanners

Symptoms

  • Rough idle
  • Misfire
  • Poor acceleration

Causes

  • Faulty injector
  • Damaged wiring
  • Poor electrical connection

Diagnosis

  • Check injector resistance
  • Inspect wiring and connector

Repair

  • Replace injector
  • Repair wiring