Detroit DD15 GHG14 (2014-16) Fault Code: SPN 3242 FMI 4 (ACM) Diesel Oxidation Catalyst Inlet Temperature Sensor Failed Low
NOTE: Please see the step by step troubleshooting procedures for this specific code.
PROBABLE CAUSES:
1. DOC inlet temperature sensor.
2. DOC inlet temperature sensor connector/harness.
3. Aftertreatment harness connectors.
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