2013 Ford Fusion Energi SE – Check Engine Light With P0203, P0303, and P0316
- Aug 16
- 1 min read
CUSTOMER CONCERN
Check-engine light is on with a cylinder misfire and fuel-injector circuit fault.
CAUSE
Confirmed failed fuel injector. Injector resistance specification is 11-18 ohms; the confirmed-fix entry did not document a measured value.
CORRECTION
Remove and replace the failed fuel injector, clear DTCs, and verify the engine runs without a misfire or check-engine light.
