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Service bulletin LTB00793NAS4

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 id10119342
Published by NHTSA2017-10-15
Manufacturer's numberLTB00793NAS4
Manufacturer's date2017-08-03
NHTSA componentELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); SUSPENSION

NHTSA's summary

Situation: The air suspension may not raise/lower with a warning message displayed on the Instrument Cluster (IC). Upon further investigation, Diagnostic Trouble Code (DTC) C1A13-54 may be stored.

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

Driver assistance, Suspension

Trouble codes named

C1A13

Vehicles listed
LAND ROVER RANGE ROVER2014, 2015
LAND ROVER RANGE ROVER SPORT2014, 2015

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

Recalls for the same vehicles and component
20253382025-06-19. Suspension
20252892025-05-29. Suspension
20252742025-05-22. Suspension
20226682022-11-23. Suspension

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
SSM718642023-07-17. Service bulletin. When returning failed parts through warranty it has been found that the rubber surround is still attached to the camera lens. This applies to both high line and low line rear camera.
SSM718492023-07-17. Service bulletin. A customer may complain that either "Vehicle Raising In Progress" or "Suspension Will Rise When System Is Cooled" messages can be seen. Fault codes U210A - 16 and C1A24 - 67 may also be stored.
SSM442112023-07-17. Service bulletin. A review of Front Lower Control Arm warranty returns from various markets has shown that arm assemblies have been incorrectly changed for knock issues when the front bush is cracked and should have been replaced as per Technical Service Bulletins LTB00204v4 and LTB00123v4.
SSM758242022-11-08. Service bulletin. Chassis Control Module (CHCM) Suspension Warning on Cluster
DVD137V1622022-10-24. Service bulletin. Software update.
LTB00557NAS32022-10-24. Service bulletin. Technical Bulletin: Knock Sound From Front Suspension (Onwards)
LTB00557NAS22022-10-24. Service bulletin. Technical Bulletin: Knock Sound From Front Suspension (Onwards)
LTB00557NAS12022-10-24. Service bulletin. Technical Bulletin: Knock Sound From Front Suspension (Onwards)
LTB00540NAS22022-10-24. Service bulletin. Technical Bulletin: Smart Key Not Found Message Displayed
LTB00540NAS1a2022-10-24. Service bulletin. Technical Bulletin: Smart Key Not Found Message Displayed