Fitment
Compatible with heavy-duty diesel emission systems

Vehicle / engine applications include:
Volvo Truck D11 engines
Volvo Truck D13 engines
Volvo Truck D16 engines
Mack trucks using SCR emission systems
Other applications using part number 22303391

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

Q2: Where is this sensor installed?
A2: It is installed in the exhaust system, typically before or after the SCR catalytic unit.

Q3: Is part number matching required?
A3: Yes, correct part number matching is required for compatibility.

Q4: What are common failure symptoms?
A4: Engine warning lights, SCR system fault codes, or reduced engine performance.

Q5: Are Volvo and Mack NOx sensors interchangeable?
A5: Compatibility depends on exact part number and emission system configuration, not only brand.