# Service bulletin E131

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: 10076118
- Published by NHTSA: 2016\-07\-07
- Manufacturer's number: E131
- Manufacturer's date: 2015\-11\-02
- NHTSA component: FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP

## NHTSA's summary

Exhaust and Aftertreatment High rate of Trouble Not Found \(TNF\) on the DEF Pump Modules \(L074\) on all vehicles built with an MX\-13 EPA10 and EPA13 engine. If the DEF Pump Module is found to be defective during diagnostics, use the procedures below to verify the fault before the DEF Pump Module is removed and replaced.

## 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

Fuel system, Fuel pump

## Vehicles listed

- PETERBILT PETERBILT

JSON: [/v1/bulletins/10076118](/v1/bulletins/10076118)

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