# Service bulletin TSB210127\-011320

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: 10212543
- Published by NHTSA: 2022\-05\-31
- Manufacturer's number: TSB210127\-011320
- Manufacturer's date: 2022\-01\-13
- NHTSA component: FUEL SYSTEM, GASOLINE

## NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of engine misfire codes caused by the use of an aftermarket exhaust pressure sensor. The aftermarket exhaust gas pressure sensor does not provide equivalent signal as genuine Cummins® exhaust gas pressure sensor.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10212543-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10212543-9999.pdf)

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

## Components

Fuel system

## Vehicles listed

- CUMMINS B6.7
- CUMMINS L9
- CUMMINS L9N
- CUMMINS X12
- CUMMINS X15

JSON: [/v1/bulletins/10212543](/v1/bulletins/10212543)

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