P2DE1

P2DE1

DTC P2DE1, sometimes indicated as P2DE100 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 causing p2de1.


    DTC Trouble Code Search
    Bulletins

    Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

    • A23-100 - ENGINE AND ENGINE COOLING
      HONDA: Service bulletin - during engine start in cold conditions, a miscalculation in the pcm causes the air-fuel ratio to exceed dtc P2DE1 rich criteria.
    • A23-100 - ENGINE AND ENGINE COOLING
      HONDA: Service bulletin - during engine start in cold conditions, it is possible for air-fuel ratio to exceed dtc P2DE1 rich criteria.
    • A22-009 - ELECTRICAL SYSTEM:SOFTWARE
      HONDA: "service bulletin - the mil comes on with dtc P2DE1 (cold start air fuel ratio control system rich). A new cold start emission reduction strategy was applied to detect air fuel ratio abnormalities. When certain fuel and vehicle shutoff con
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