Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3031 FMI 19 (ACM) Diesel Exhaust Fluid Tank Temperature Signal Erratic via Controller Area Network

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

NOTE: If the ACM (Computer module) has been programmed recently, clear code, test drive, and if code doesn’t come back releaes the vehicle.

PROBABLE CAUSES:
1. Check DEF tank header harness connector/wiring.
2. DEF CAN harness.
3. Failed DEF tank header.

Categories DD16 GHG14 (2014-16), Detroit, DTC TRUCKS Tags 16, 19, 2014, 3031, ACM, Area, Code, Controller, DD16, Detroit, Diesel, Erratic, Exhaust, Fault, Fluid, FMI, GHG14, Network, signal, SPN, Tank, Temperature, via

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