# Service bulletin TSB140013\-012514

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: 10085412
- Published by NHTSA: 2016\-12\-02
- Manufacturer's number: TSB140013\-012514
- Manufacturer's date: 2014\-01\-27
- NHTSA component: ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE \(EGR VALVE\)

## NHTSA's summary

THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF CERTAIN FAULT CODES OCCURING WHILE OPERATING IN TEMPERATURES BELOW FREEZING \(32 DEGREES F\). CONDENSATION FORMS IN THE CHARGE\-AIR COOLER, EXHAUST GAS RECIRCULATION \(EGR\) COOLER AND/OR BLOWBY GASES, FREEZES AND CAUSES POOR PERFORMANCE AND/OR FAULT CODES 124, 125, 556, 1891, 1965, 1966, 2722, 2723, 2758, 2759, 2776 AND 2991. THE BULLETIN DESCRIBES THE MEASURES THAT MUST BE TAKEN TO ADDRESS THIS SITUATION.

## 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

Engine, Exhaust and emissions, EGR valve

## Vehicles listed

- CUMMINS ISL9G
- CUMMINS WESTPORT ISX12 G

JSON: [/v1/bulletins/10085412](/v1/bulletins/10085412)

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