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April 18, 2023 Service bulletin

CBR: Volvo NOx Sensor Troubleshooting Guide

Volvo technical service bulletin KC-2191 for 2013-2024 Volvo VN, 2013-2024 Volvo VHD and 2013-2024 Volvo Vah.

Bulletin number
KC-2191
Component
Engine and engine cooling
Summary
CBR: Volvo NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions. The primary failure mode the NOx Sensors is internal failure, which will generate a sensor specific fault code.

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