Fuel Injection Quantity A Higher Than Expected
Fuel injection quantity A is higher than commanded — often a leaking injector or stuck-open nozzle.
Affected components
- Fuel injectors
Common causes
- High likelihood: Injector leaking or stuck open
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
- A drive cycle may be required after repair
- Reduced-power or limp mode may occur
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.