# Service bulletin 08\-008\-15

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: 10148595
- Published by NHTSA: 2018\-11\-19
- Manufacturer's number: 08\-008\-15
- Manufacturer's date: 2015\-01\-23
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE \(EGR VALVE\); ELECTRICAL SYSTEM

## NHTSA's summary

Flash: DTC P0405 / P0406 \- MIL Light On This bulletin involves reprogramming the Engine Control Module \(ECM\) with new software. A small number of customers may report the MIL light is on. On further inspection Diagnostic Trouble Code \(DTC\), P0405 \- EGR POSITION SENSOR CIRCUIT LOW and/or P0406 \- EGR POSITION SENSOR CIRCUIT HIGH may be found.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10148595-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10148595-0001.pdf)

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

## Components

Electrical system, Engine, Exhaust and emissions, EGR valve

## Trouble codes named

P0405, P0406

## Vehicles listed

- 2011 to 2013 JEEP GRAND CHEROKEE

## Other bulletins for the same vehicles and component

- [07\-003\-14](/bulletins/10141240.md), 2018-06-18, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE \(EGR VALVE\); ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS; ENGINE AND ENGINE COOLING. Coolant Weepage At EGR Hose This bulletin involves replacing the EGR hose. The EGR coolant hose may weep coolant.

JSON: [/v1/bulletins/10148595](/v1/bulletins/10148595)

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