Error code

OBD2 P0207

OBD2P0207
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Injector Circuit/Open - Cylinder 7.

Severity

highDrive cautiously and seek repair immediately as this can cause further engine damage.

Summary

P0207 indicates an issue with the fuel injector circuit for cylinder 7, meaning there's a problem either in the wiring or the injector itself that prevents proper operation.

Symptoms

  • Engine misfire
  • Engine stalls
  • Engine cranks but doesn't start

Common Causes

  • Failed fuel injector
  • Faulty injector circuit wiring
  • Problem with the Powertrain Control Module (PCM)

Diagnosis

  1. Perform a visual inspection of the injectors and connections.
  2. Check for misfires with a scan tool to identify which cylinder is affected.
  3. Use a noid light to check if the control circuit to the injector is functioning properly.
  4. Test power supply to the injector using a test light.
  5. Verify continuity between the PCM and injector using a digital multimeter.

Fixes

  • Replace faulty fuel injector or repair wiring issues

FAQ

What does P0207 mean?

P0207 indicates a malfunction in the fuel injection circuit for cylinder 7, typically due to a failed injector or faulty wiring.

How do I diagnose P0207?

Diagnose by visually inspecting the injectors and connections, checking misfires with a scan tool, using a noid light for circuit testing, and verifying power supply continuity.

View source

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.

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