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Fitment
Compatible with Euro 6 diesel emission systems

Vehicle applications include:
Peugeot Boxer
Citroën Relay
Fiat Ducato
Other PSA / Fiat group vehicles using part number 9821120780

FAQ

Q1: What is the function of this NOx sensor?
A1: It measures nitrogen oxide concentration in diesel exhaust to support SCR urea dosing control.

Q2: Where is this sensor installed?
A2: It is installed in the exhaust aftertreatment system, typically upstream or downstream of the SCR catalyst.

Q3: Is part number matching required?
A3: Yes, exact OEM part number 9821120780 is required for correct fitment.

Q4: Are Boxer III and Relay III using the same sensor?
A4: Yes, they share the same PSA platform and emission system components in many configurations.

Q5: What are common failure symptoms?
A5: Engine warning light, AdBlue system faults, NOx sensor error codes, or reduced engine performance mode.

ASHENG

NOx Sensor Nitrogen Oxide Sensor 9821120780 for Peugeot Boxer III Citroën Relay III 2.0 2.2 HDi Diesel Emission System

$201.00

Fitment
Compatible with Euro 6 diesel emission systems

Vehicle applications include:
Peugeot Boxer
Citroën Relay
Fiat Ducato
Other PSA / Fiat group vehicles using part number 9821120780

FAQ

Q1: What is the function of this NOx sensor?
A1: It measures nitrogen oxide concentration in diesel exhaust to support SCR urea dosing control.

Q2: Where is this sensor installed?
A2: It is installed in the exhaust aftertreatment system, typically upstream or downstream of the SCR catalyst.

Q3: Is part number matching required?
A3: Yes, exact OEM part number 9821120780 is required for correct fitment.

Q4: Are Boxer III and Relay III using the same sensor?
A4: Yes, they share the same PSA platform and emission system components in many configurations.

Q5: What are common failure symptoms?
A5: Engine warning light, AdBlue system faults, NOx sensor error codes, or reduced engine performance mode.
$201.00
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  • Title

    Description

Fitment
Compatible with Euro 6 diesel emission systems

Vehicle applications include:
Peugeot Boxer
Citroën Relay
Fiat Ducato
Other PSA / Fiat group vehicles using part number 9821120780

FAQ

Q1: What is the function of this NOx sensor?
A1: It measures nitrogen oxide concentration in diesel exhaust to support SCR urea dosing control.

Q2: Where is this sensor installed?
A2: It is installed in the exhaust aftertreatment system, typically upstream or downstream of the SCR catalyst.

Q3: Is part number matching required?
A3: Yes, exact OEM part number 9821120780 is required for correct fitment.

Q4: Are Boxer III and Relay III using the same sensor?
A4: Yes, they share the same PSA platform and emission system components in many configurations.

Q5: What are common failure symptoms?
A5: Engine warning light, AdBlue system faults, NOx sensor error codes, or reduced engine performance mode.

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Total price$785.00

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