Detroit DD15 EPA10 (2010-13) Fault Code: SPN 3242 FMI 3 (ACM) Diesel Oxidation Catalyst Inlet Temperature Sensor Circuit Failed High

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

POSSIBLE 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.