# Service bulletin N622NAS1

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: 10208667
- Published by NHTSA: 2022\-03\-04
- Manufacturer's number: N622NAS1
- Manufacturer's date: 2022\-02\-07
- NHTSA component: FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

## NHTSA's summary

Emissions Recall \- Secondary Fuel Adaptions

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10208667-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10208667-9999.pdf)

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

## Components

Engine, Exhaust and emissions, Fuel system, Fuel injection

## Vehicles listed

- 2018 LAND ROVER DISCOVERY SPORT
- 2018 LAND ROVER RANGE ROVER EVOQUE
- 2018 LAND ROVER RANGE ROVER VELAR

## Recalls for the same vehicles and component

- [18V087000](/recalls/nhtsa/18V087000.md), 2018-02-01: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL

## Other bulletins for the same vehicles and component

- [LTB01245NAS3](/bulletins/10156841.md), 2019-04-08, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. The engine MIL \(Malfunction Indicator Lamp\) may be illuminated with DTC \(Diagnostic Trouble Code\) P0191\-85 stored in the Powertrain Control Module \(PCM\).
- [SSM73959](/bulletins/10148477.md), 2018-11-13, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Issue: The customer reports reduced performance with P0191\-85 observed in the PCM. This may or may not also illuminate the MIL.
- [SSM73959](/bulletins/10145843.md), 2018-10-15, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. Issue: The customer reports reduced performance with P0191\-85 observed in the PCM. This may or may not also illuminate the MIL.
- [SSM73959](/bulletins/10144541.md), 2018-09-17, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. Issue: The customer reports reduced performance with P0191\-85 observed in the PCM. This may or may not also illuminate the MIL.

JSON: [/v1/bulletins/10208667](/v1/bulletins/10208667)

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