WenmarOpen by Wenmar Pro

Service bulletin U02A200

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 id10175353
Published by NHTSA2020-05-21
Manufacturer's numberU02A200
Manufacturer's date2020-04-01
NHTSA componentEQUIPMENT:ELECTRICAL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

NHTSA's summary

Repair instructions to address fault codes. U02A200 Lost Communication with Reductant Quality Module

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

U02A2

Vehicles listed
VOLVO BUS 97002013 to 2020

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