New Holland 3839 – ENGINE: Diesel Particulate Filter (DPF) Temperature Sensor: Diagnostic fault check for SRC low in Oxidation Catalyst upstream temperature
Issue description
The system has detected a diagnostic fault related to the Diesel Particulate Filter (DPF) Temperature Sensor, specifically a low signal from the SRC in the Oxidation Catalyst upstream temperature. This indicates an issue with the temperature reading in the specified location.
Check the cause
The Diesel Particulate Filter (DPF) Temperature Sensor
The Oxidation Catalyst upstream temperature reading
The wiring and connections to the Diesel Particulate Filter (DPF) Temperature Sensor
Repair steps
Inspect
Inspect the Diesel Particulate Filter (DPF) Temperature Sensor for damage or wear.
Check
Check the wiring and connections to the Diesel Particulate Filter (DPF) Temperature Sensor for looseness or corrosion.
Test
Test the Oxidation Catalyst upstream temperature reading using the appropriate diagnostic tool.
Parts you might need
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