Fitment
Compatible with heavy-duty diesel emission systems

Vehicle applications include:
Volvo Trucks D11 engine platforms
Volvo Trucks D13 engine platforms
Volvo Trucks D16 engine platforms
Mack Trucks MP7 engine platforms
Mack Trucks MP8 engine platforms
Other Volvo / Mack vehicles using part numbers 22303391 / 22014032 / 21636088 / 21567763 / 21479637

FAQ

Q1: What is the function of this NOx sensor?
A1: It measures nitrogen oxide concentration in diesel exhaust for emission system control.

Q2: Where is this sensor installed?
A2: It is installed in the exhaust aftertreatment system, typically upstream or downstream depending on configuration.

Q3: Are all listed part numbers interchangeable?
A3: These part numbers are cross-references used across different production revisions, but exact matching is still required.

Q4: Are Volvo and Mack using the same sensor?
A4: Yes, many Volvo and Mack engine platforms share the same NOx sensor architecture.

Q5: What are common failure symptoms?
A5: Engine warning light, SCR system fault codes, or reduced engine performance mode.