23320447 | Genuine Volvo / Mack Particulate Matter Soot Sensor 12V

The Genuine OEM Volvo / Mack Particulate Matter Soot Sensor, part number 23320447, is designed to monitor particulate matter in the exhaust system of compatible heavy-duty diesel trucks. Operating on a 12V electrical system, this sensor supports diesel exhaust aftertreatment monitoring and proper emissions system operation.

PRODUCT INFORMATION

• Part Number: 23320447

• Brand: Volvo / Mack

• Part Name: Particulate Matter (PM) Soot Sensor

• Voltage: 12V

• Category: Exhaust Aftertreatment / Emissions System

• Condition: Specify actual condition before publishing

APPLICATIONS

Listed applications include compatible Volvo trucks with D11 and D13 engines and Mack trucks with MP7 and MP8 engines. Confirm compatibility using the original part number and vehicle or engine identification before ordering.

FUNCTION

The particulate matter sensor monitors soot-related particulate levels in the exhaust and provides information used by the vehicle's emissions control system. Proper sensor operation helps support exhaust aftertreatment monitoring and diesel particulate filter (DPF) system performance.

COMMON SIGNS OF SENSOR FAILURE

• Exhaust aftertreatment or emissions-related fault codes

• Check engine warning or emissions system alerts

• Incorrect or implausible particulate matter readings

• Sensor circuit or communication faults

These symptoms may have other causes and should be confirmed through proper diagnostics.

WHY REPLACE

A faulty particulate matter sensor can interfere with accurate exhaust monitoring and trigger emissions-related faults. Replacing a confirmed defective sensor with the correct OEM part helps restore proper monitoring.

FITMENT INFORMATION

Part number 23320447 is listed for selected Volvo and Mack applications. Verify the original part number, engine configuration, and vehicle identification before purchase. Compatibility may vary by model year and emissions configuration.

GENUINE VOLVO / MACK PART

This listing identifies OEM part number 23320447, a 12V Particulate Matter Soot Sensor for compatible Volvo and Mack heavy-duty truck applications.