# Service bulletin TSB150180\-110915

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: 10082275
- Published by NHTSA: 2016\-10\-13
- Manufacturer's number: TSB150180\-110915
- Manufacturer's date: 2016\-02\-25
- NHTSA component: ENGINE; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

## NHTSA's summary

THIS TECHNICAL SERVICE BULLETIN INTRODUCES A NEW LOW PRESSURE REGULATOR FUEL CONTROL COVER. THE LOW PRESSURE REGULATOR CAN COLLECT CONDENSATION AND UNDER CERTAIN CONDITIONS THE LOW PRESSURE REGULATOR CAN FREEZE AFTER THE ENGINE IS SHUTDOWN IN FREEZING AMBIENT CONDITIONS. THIS CAN RESULT IN A CHECK ENGINE LIGHT, A STOP ENGINE LIGHT, ROUGH RUNNING AND FAULT CODES 2722, 2723 AND/OR 2991 UNDER CERTAIN CONDITIONS. THE NEW LOW PRESSURE REGULATOR FUEL COVER IS TO BE USED ONLY IF CERTAIN CONDITIONS EXIST.

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Electrical system, Engine, Alternator

## Vehicles listed

- CUMMINS WESTPORT ISL G
- CUMMINS WESTPORT ISX12 G

JSON: [/v1/bulletins/10082275](/v1/bulletins/10082275)

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