International (Navistar)
    J1939 SPN/FMI
    SPN 652 / FMI 13

    International Fault Code SPN 652 FMI 13: Engine Fuel 1 Injector Cylinder 2: Out Of Calibration

    SPN 652 FMI 13 on International / Navistar trucks means: Engine Fuel 1 Injector Cylinder 2: Out Of Calibration. The failure mode (FMI 13) is “out of calibration”.

    Code details

    Manufacturer
    International (Navistar)
    Applies to
    International A26 (2024–2025)
    Fault code
    SPN 652 FMI 13
    J1939 SPN
    652
    FMI
    13 — Out of calibration
    Truck models in source
    3200, 4100, 4300, 4400, 7300, 7400, 7500, 7600, 7700, 8500, 8600, BE 200, CE Bus, CXT, DuraStar, LoneStar, MXT, ProStar, RXT, TranStar, WorkStar

    What to do next

    • Read active and inactive codes with the OEM service tool (Diamond Logic Builder can clear previously active codes) and note the occurrence count.
    • FMI 13 tells the shop the type of failure to test for: out of calibration.
    • Have a heavy-duty diesel technician confirm the fault against the engine or chassis service manual before replacing parts.

    Get this code diagnosed

    Send one request and nearby diesel shops and mobile mechanics can quote the repair.

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    Related fault codes

    Source: International A26 2024–2025 fault code list (Diesel Laptops). See also OBD-II codes.