Detroit DD15 GHG14 (2014-16) Fault Code: SPN 3246 FMI 4 (ACM) Diesel Particulate Filter Outlet Temperature Sensor Circuit Failed Low

NOTE: Please see the step by step troubleshooting procedures for this specific code.

NOTE: If codes 3246-3, 3242-3, 3250-3 or 1172-3 active, fix those first.

PROBABLE CAUSES:
1. DPF outlet temperature sensor.
2. DPF outlet temperature sensor connector/harness.

Detroit DD15 GHG14 (2014-16) Fault Code: SPN 3246 FMI 3 (ACM) Diesel Particulate Filter Outlet Temperature Sensor Circuit Failed High

Detroit DD15 GHG14 (2014-16) Fault Code: SPN 3246 FMI 0 (ACM) Diesel Particulate Filter Outlet Temperature - Very High

Detroit DD15 GHG14 (2014-16) Fault Code: SPN 3242 FMI 20 (ACM) Diesel Oxidation Catalyst Temperature Drift - Inlet High or Outlet Low

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