# Service bulletin TSB190042\-040820

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: 10159533
- Published by NHTSA: 2019\-05\-13
- Manufacturer's number: TSB190042\-040820
- Manufacturer's date: 2019\-04\-08
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

## NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of a STOP engine light with fault code 2636 or an AMBER engine light with fault code 1894 as caused by turbocharger actuator overheating.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10159533-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10159533-9999.pdf)

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

## Components

Engine, Turbocharger or supercharger

## Vehicles listed

- CUMMINS ISL9
- CUMMINS L9

JSON: [/v1/bulletins/10159533](/v1/bulletins/10159533)

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