Service bulletin TSB220043
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10214697 |
| Published by NHTSA | 2022-06-27 |
| Manufacturer's number | TSB220043 |
| Manufacturer's date | 2022-05-12 |
| NHTSA component | ENGINE AND ENGINE COOLING; FUEL SYSTEM, DIESEL |
NHTSA's summary
This Technical Service Bulletin describes the verification and resolution of an issue with the aftertreatment diesel exhaust fluid (DEF) controller is causing line heater fault codes to come active after installation in cold climates. This is an update to a previously submitted communication.
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, Fuel system
| CUMMINS B6.7 | |
|---|---|
| CUMMINS ISX12 | |
| CUMMINS ISX15 | |
| CUMMINS L9 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.