OBD
P02FC
Cold Start Fuel Injection Control Circuit Low
What it means
P02FC stands for Cold Start Fuel Injection Control Circuit Low. P02FC is a P code, so the fault sits in the engine, transmission and emissions systems. For P02FC, the second digit places it in injector circuits. For P02FC, work through the cause list below, cheapest checks first.
What to check first
For P02FC, pull the connector and inspect the terminals for spread, corrosion or backed-out pins before testing anything else.
Check these first
- P02FC: Faulty or contaminated sensor in the fuel/air metering circuit
- P02FC: Damaged or shorted wiring or connector for the affected circuit
- P02FC: Vacuum leak or intake system restriction
- P02FC: Failing fuel pump, injector, or fuel pressure regulator
What to do next
P02FC belongs to the injector circuits system. These are the general steps for P02FC, and the exact cause on your vehicle can differ.
- P02FC: Read freeze frame data and related codes with an OBD-II scanner
- P02FC: Inspect the affected sensor wiring and connector for damage
- P02FC: Compare live sensor readings (fuel trim, airflow, temperatures) to manufacturer specs
- P02FC: Smoke test the intake system if lean or vacuum conditions are suspected
- P02FC: Replace the failed component after confirming it with live data
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Updated
Generic SAE J2012 definition. Last updated 2026-08-30.