Code result
P2674
Injection Pump Fuel Calibration Not Learned
Moderate severity
What it means
The injection pump fuel quantity calibration did not complete successfully. Without learned fuel calibration, AFR runs from default tables and emissions or smoke can rise.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Learning routine aborted by other DTC or unstable conditions
highOne of the most commonly reported causes for this code — check this first.
Fuel quantity solenoid drift outside learning window
mediumA plausible cause — test and verify before replacing parts.
Related help
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