Medium and Heavy Trucks
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Hi my name is***** will be glad to help. Let me check on these codes.
SPN 4364/FMI 18 - EPA10Selective Catalyst Reduction NOx Conversion LowSPN 4364/FMI 18Description This fault code sets when the Aftertreatment Control Module (ACM)detects that the NOx conversion is lower than a calibrated thresholdMonitored Parameter Selective Catalyst Reduction (SCR) Inlet NOx sensor, SCR outletNOx sensorTypical Enabling Conditions Diesel Exhaust Fluid (DEF) dosing enabled, 1000 - 1500 rpm, 15 -100% load, SCR inlet temperature sensor less than 650°C (1200°F),ambient temperature greater than 0°C (32°F), coolant temperaturegreater than 70°C (158°F), non-regeneration conditions presentMonitor Sequence NoneExecution Frequency Continuous when enabling conditions metTypical Duration 30 MinutesDash Lamps MILEngine Reaction Derate 25%Verification Parked Regeneration
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If his soot level is high and the truck needs to regen he could face a derate situation.
If the soot level is low not requiring regen it will buy some time to get him to a service center but keep an eye on the soot level. He wont be able to run a successful regen until the fault is fixed.
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Hi, Did you get this resolved?