WenmarOpen by Wenmar Pro

Service bulletin SSM-63677

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 id10051839
Published by NHTSA2013-04-15
Manufacturer's numberSSM-63677
Manufacturer's date2013-03-26
NHTSA componentFUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS

NHTSA's summary

LAND ROVER: THE FUEL INJECTOR FLOW RATE IS BEING RESTRICTED BY POOR FUEL QUALITY OR FUEL CONTAMINANTS CAUSING HARD STARTING, POOR RUNNING, ROUGH IDLE, MISFIRES AND ENGINE DETONATION. MODELS LR4/L319, RANGE ROVER/L322, RANGE ROVER/L405, RANGE ROVER SPORT/L320. NO MODEL YEARS LISTED. *PE

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, Fuel injection

Vehicles listed
LAND ROVER LR42012
LAND ROVER RANGE ROVER L3222012 (the catalog's model; the bulletin names a series or trim of it)
LAND ROVER RANGE ROVER SPORT2013

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
SSM564572017-06-02. Service bulletin. "ISSUE: REPORTS HAVE BEEN RECEIVED OF ENGINE DAMAGE OCCURRING, WHICH IS CAUSED BY THE USE OF NON-APPROVED ENGINE INDUCTION / FUEL INJECTION CLEANING EQUIPMENT OR MATERIALS. THIS INCLUDES, BUT IS NOT LIMITED TO, ""VACU-FLUSH"" TYPE EQUIPMENT. CAUSE: THE USE OF NON-APPROVED EQUIPMENT CAN CAUSE THE ENGINES TO HYDRO-LOCK, OR CAUSE OTHER ENGINE DAMAGE, AND SOMETIMES THE ONLY POSSIBLE REPAIR IS TO REPLACE THE ENGINE."
LTB00409NAS32017-05-26. Service bulletin. "SITUATION: THE ENGINE MAY EXHIBIT A MISFIRE, POOR FUEL ECONOMY, HARD STARTING, AND / OR A ROUGH IDLE CONDITION. THE ENGINE MALFUNCTION INDICATOR LAMP (MIL) MAY ALSO BE ILLUMINATED WITH MISFIRE DIAGNOSTIC TROUBLE CODES (DTC) P0301 THROUGH P0308 AND P0316, DEPENDING ON THE AFFECTED CYLINDER(S), STORED IN THE ENGINE CONTROL MODULE (ECM). CAUSE: THIS MAY BE CAUSED BY POOR FUEL QUALITY OR FUEL CONTAMINATION, LEADING TO CLOGGED FUEL INJECTORS AND RESTRICTING THE FUEL INJECTOR FLOW RATE."