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Detroit DD15 GHG14 (2014-16) Fault Code: SPN 97 FMI 3 (MCM) Water-In-Fuel Circuit Failed High

NOTE: Water-in-Fuel (WIF) sensor circuitry differs for engines equipped with three-filter fuel systems and those equipped with two filter fuel systems. There are also slight differences between two filter fuel systems, KM63 GEN2 is the GHG14 variant and KM59 GEN1 is EPA10 variant. Differences are Noted as required.

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

PROBABLE CAUSES:
1. WIF Sensor Connector/Harness.
2. WIF Sensor.