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Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4353 FMI 5 (ACM) Diffuser Heater Open Circuit

DESCRIPTION:Diffuser heater open circuit.

MONITORED PARAMETER:Diffuser Heater

TYPICAL ENABLING CONDITIONS:Always Enabled

MONITOR SEQUENCE:None

EXECUTION FREQUENCY:Always Enabled

TYPICAL DURATION:Two seconds

DASH LAMPS:1. MIL2. CEL

ENGINE REACTION:Derate 10%

VERIFICATION:Engine Idle (1 minute).

NOTE: If code not active, release vehicle to customer.

PROBABLE CAUSES:1. DEF metering unit diffuser heater.2. DEF metering unit diffuser heater connector/harness.3. DEF doser valve.

Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4353 FMI 4 (ACM) Diffuser Heater Circuit Failed Low
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4353 FMI 3 (ACM) Diesel Exhaust Fluid Metering Unit Diffuser Heater Circuit Failed High
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4337 FMI 4 (ACM) Diesel Exhaust Fluid Temperature Sensor Circuit Failed Low
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4337 FMI 3 (ACM) Diesel Exhaust Fluid Metering Unit Temperature – Drift
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4337 FMI 2 (ACM) Diesel Exhaust Fluid Metering Unit Temperature – Drift
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4336 FMI 5 (ACM) Diesel Exhaust Fluid Pressure Limiting Unit Circuit Failed Open