# Service bulletin TSB230229

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: 11008514
- Published by NHTSA: 2024\-10\-04
- Manufacturer's number: TSB230229
- Manufacturer's date: 2024\-09\-30
- NHTSA component: ENGINE

## NHTSA's summary

This Technical Service Bulletin describes the recalibration steps for the engine control module calibration which may falsely detect fault code 3748 \(Aftertreatment 1 Intake NOx Sensor \- Data Not Rational \- Drifted High\), resulting in false\-positive fault codes being reported.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11008514-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11008514-9999.pdf)

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

## Components

Engine

## Vehicles listed

- CUMMINS C1000D6RE
- CUMMINS POWER GENERATION C500D6RE

JSON: [/v1/bulletins/11008514](/v1/bulletins/11008514)

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