Skip to content

Telegram : @Diezel365

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3246 FMI 8 (MCM) Motor Control Module Has Detected an Impossible Temperature Shift on the Diesel Particulate Filter Outlet Temperature Sensor

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

PROBABLE CAUSES:1. Wiring between the turbocharger compressor inlet temperature and the 120-pin MCM connection.2. DPF outlet temperature sensor.3. DPF outlet temperature sensor connector/harness.

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3246 FMI 4 (MCM) Diesel Particulate Filter Outlet Temperature Circuit Failed Low
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3246 FMI 3 (MCM) Diesel Particulate Filter Outlet Temperature Circuit Failed High
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3246 FMI 2 (MCM) Diesel Particulate Filter Outlet Temperature Sensor, General Temperature Plausibility
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3246 FMI 0 (MCM) Diesel Particulate Filter Outlet Temperature Very High
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3242 FMI 10 (MCM) Failed Diesel Oxidation Catalyst Inlet Temperature Sensor
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3242 FMI 8 (MCM) Motor Control Module Has Detected an Impossible Temperature Shift on the Diesel Oxidation Catalyst Inlet Temperature Sensor