# Service bulletin TSB170063\-051220

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: 10117909
- Published by NHTSA: 2017\-09\-22
- Manufacturer's number: TSB170063\-051220
- Manufacturer's date: 2017\-08\-16
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

## NHTSA's summary

This Technical Service Bulletin describes the verfication and resolution of fault codes 3545 and 1887 caused by water or soap entering the exhaust system when vehicles are washed, contaminating the aftertreatment Nox sensor element or cracking the hot ceramic element.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10117909-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10117909-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Exhaust and emissions

## Vehicles listed

- CUMMINS B6.7
- CUMMINS B67G
- CUMMINS ISB5.9 G
- CUMMINS ISB6.7
- CUMMINS ISB6.7G
- CUMMINS ISL8.9
- CUMMINS ISL9
- CUMMINS ISV5.0
- CUMMINS ISX12
- CUMMINS L9

JSON: [/v1/bulletins/10117909](/v1/bulletins/10117909)

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