DESCRIPTION:Diffuser heater circuit failed low.
TYPICAL ENABLING CONDITIONS:1. DEF Tank Temperature is less than -3.33°C (26°F).2. Ambient Temperature is less than 10°C (50°F).
EXECUTION FREQUENCY:Continuous when enabling conditions met.
DASH LAMPS:1. MIL2. CEL
VERIFICATION:Output component test.
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 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
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4336 FMI 4 (ACM) Diesel Exhaust Fluid Pressure Limiting Unit Circuit Failed Low