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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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10208667
Published by NHTSA2022-03-04
Manufacturer's numberN622NAS1
Manufacturer's date2022-02-07
NHTSA componentFUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

NHTSA's summary

Emissions Recall - Secondary Fuel Adaptions

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Exhaust and emissions, Fuel system, Fuel injection

Vehicles listed
LAND ROVER DISCOVERY SPORT2018
LAND ROVER RANGE ROVER EVOQUE2018
LAND ROVER RANGE ROVER VELAR2018

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
18V0870002018-02-01. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
LTB01245NAS32019-04-08. Service bulletin. The engine MIL (Malfunction Indicator Lamp) may be illuminated with DTC (Diagnostic Trouble Code) P0191-85 stored in the Powertrain Control Module (PCM).
SSM739592018-11-13. Service bulletin. Issue: The customer reports reduced performance with P0191-85 observed in the PCM. This may or may not also illuminate the MIL.
SSM739592018-10-15. Service bulletin. Issue: The customer reports reduced performance with P0191-85 observed in the PCM. This may or may not also illuminate the MIL.
SSM739592018-09-17. Service bulletin. Issue: The customer reports reduced performance with P0191-85 observed in the PCM. This may or may not also illuminate the MIL.