P11DB

P11DB

DTC P11DB, sometimes indicated as P11DB00 is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the air/fuel mixture causing p11db.


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    2013 CHEVROLET SILVERADO 2500 with 82700.0 miles

    We have had two sets of fuel injectors replaced and a fuel sensor put in. Just turned 83000 miles and now the code P11DB is showing which is the nox sensor, not covered by warranty even with all the fuel system issues we've had.
    ENGINE, FUEL/PROPULSION SYSTEM ENGINE FUEL/PROPULSION SYSTEM

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