Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3242 FMI 3 (MCM) Diesel Oxidation Catalyst Inlet Temperature Sensor Failed High

PROBABLE CAUSES:
1. Turbocharger inlet air temperature sensor.
2. Turbocharger inlet air temperature sensor connector/harness.
3. DOC inlet temperature sensor.
4. DOC inlet temperature sensor connector/harness.