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Service bulletin LTB01191NAS2

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 id10146401
Published by NHTSA2018-11-05
Manufacturer's numberLTB01191NAS2
Manufacturer's date2018-08-21
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM

NHTSA's summary

The engine MIL (Malfunction Indicator Lamp) may be illuminated with DTC (Diagnostic Trouble Code) P0030-29 and/or P2251-13 stored in the Powertrain Control Module (PCM).

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

Trouble codes named

P0030, P2251

Vehicles listed
LAND ROVER DISCOVERY2017, 2018
LAND ROVER RANGE ROVER2016, 2017, 2018
LAND ROVER RANGE ROVER SPORT2016, 2017, 2018
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
20182742018-05-23. Engine

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
SSM76317ATT - 28APR252025-05-05. Other. Engine Will Crank, No Start When At Operating Temperature
SSM76317 - 28APR252025-05-05. Other. Engine Will Crank, No Start When At Operating Temperature
SSM761492024-11-07. Other. Fuel Pump Driver Module Inoperative
BIG5MAR24_34b2024-04-05. Service bulletin. A concern has been identified where on certain vehicles equipped with TDV6 3.0L Diesel and Ingenium I4 2.0L Diesel engines, when connected to a diagnostic scan tool during the California SMOG test, the Powertrain Control Module (PCM) incorrectly reports the monitor readiness status as 'not supported'. A software update to the PCM is needed.
SFCC_FEB2024_352024-03-06. Service bulletin. After thermostat replacement, the instrument cluster says that the engine is overheating while driving.
NAS24.01.0012024-02-07. Service bulletin. Potential manufacturing issue with replacement thermostats
BIG5JAN24_272024-02-07. Service bulletin. POTENTIAL MANUFACTURING ISSUE WITH REPLACEMENT THERMOSTATS.
NAS23.12.0012024-02-07. Service bulletin. Potential manufacturing issue with AJ126 engines.
BIG5JAN24_262024-02-07. Service bulletin. Potential manufacturing issue with AJ126 replacement engines.
SSM758692023-09-08. Service bulletin. Coolant Low Warning Message Displayed On The Instrument Panel Cluster