WenmarOpen by Wenmar Pro

Service bulletin Q379NAS1

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 id10071721
Published by NHTSA2016-06-17
Manufacturer's numberQ379NAS1
Manufacturer's date2014-04-03
NHTSA componentFUEL SYSTEM, GASOLINE

NHTSA's summary

SUMMARY TO BE PROVIDED ON A FUTURE DATE.

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

Vehicles listed
LAND ROVER LR22012, 2013, 2014
LAND ROVER RANGE ROVER EVOQUE2012, 2013, 2014

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

Other bulletins for the same vehicles and component
SSM676172022-01-18. Service bulletin. Haldex Coupling - Black substance/sludge observed in oil and pump housing During dealer technician investigation for related Haldex coupling issues and associated fault codes, technician's may id a black sludge type substance in the oil, fitter, Haldex pump as shown in the picture attached.
Q379NAS12021-12-13. Service bulletin. Technical Bulletin: Fuel Regulation
LTB00623NAS12021-12-13. Service bulletin. Technical Bulletin: Engine MIL Illuminated With DTC P0089-29 Stored
LTB00566NAS42021-12-13. Service bulletin. Technical Bulletin: Fuel Gauge Operation Inaccuate
LTB00566NAS32021-12-13. Service bulletin. Technical Bulletin: Fuel Gauge Operation Inaccuate
SSM740932018-11-26. Service bulletin. The customer reports reduced performance with P0191-85 observed in the PCM. This may or may not also illuminate the MIL. DTCs P168F-00, P2178-00, or P144C-00 may be stored also.
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.
SSM739472018-10-15. Service bulletin. Issue: The customer reports a MIL and P144C-00 is observed in the PCM.
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.