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Service bulletin K15560422

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10138796
Published by NHTSA2018-05-29
Manufacturer's numberK15560422
Manufacturer's date2018-04-25
NHTSA componentEQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

NHTSA's summary

Selective Catalytic Reduction ( SCR ) Efficiency And NOx Sensor Codes P225C, P225E, P221A, P2201, P103C, P20EE, And P207F : NOx Sensor Diagnostic Information TO BE USED BEFORE SENSOR REPLACEMENT - OBD13 And Newer Emissions (Commonly Model Year 2014 And Newer)

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Equipment and accessories, Exhaust and emissions

Trouble codes named

P103C, P207F, P20EE, P2201, P221A, P225C, P225E

Vehicles listed
VOLVO VAH2014 to 2018
VOLVO VHD2014 to 2019
VOLVO VN2014 to 2018
VOLVO VNL2014 to 2019
VOLVO VNM2014 to 2019
VOLVO VNR2019

Listing a model year does not mean every vehicle of it is concerned: the document says which.