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Service bulletin SSM72146

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 id10103862
Published by NHTSA2017-06-06
Manufacturer's numberSSM72146
Manufacturer's date2015-01-23
NHTSA componentEQUIPMENT:ELECTRICAL; STEERING

NHTSA's summary

"ISSUE: ON L319, DISCOVERY 4 / LR4 SHOULD YOU SEE THE FOLLOWING VARIOUS U-CODES (INCLUDING BUT NOT LIMITED TO) U0415-68 U0421-68 U0416-68U0241-00 PLEASE FOLLOW THE INSTRUCTIONS BELOW. CAUSE: THE CENTRE CONSOLE COOLER BOX IS REMAINING ACTIVE ONCE THE VEHICLE IGNITION IS SWITCHED OFF. THIS CAUSES BACK EMF AND RAISES DTCS AS IT FAILS TO GAIN INFORMATION FROM OTHER SENSORS."

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

Equipment and accessories, Steering

Trouble codes named

U0415, U0416, U0421

Vehicles listed
LAND ROVER LR42015

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
LTB00389NAS32022-06-13. Service bulletin. Technical Bulletin: Squeaks & Rattles Kit Availability
LTB00154NAS42021-03-22. Service bulletin. A 'squeak' noise may be heard from the steering column area when turning the steering wheel.
LTB00552NAS32021-02-05. Service bulletin. RESCINDED - Windshield Wiper Noise / Judder / Streak - RESCINDED
LTB00766NAS52021-01-08. Service bulletin. Damage/marking may be evident on the surface of the Instrument Cluster (IPC) lens.
SFCC-APRIL19-Sli2019-05-28. Service bulletin. PCV DiaphramTorn. The Check Engine Lamp is illuminated.
LTB00766NAS42019-05-28. Service bulletin. Damage/marking may be evident on the surface of the IPC (Instrument Cluster) lens.
LTB00766NAS22018-10-22. Service bulletin. Damage/marking on the surface of the Instrument Cluster (IC) lens.
LTB01207NAS12018-10-15. Service bulletin. A rattle/vibration may be evident from under the vehicle when driving on an uneven surface.
LTB00401NAS62018-04-23. Service bulletin. The steering wheel may exhibit a vibration / shimmy while driving.
LTB00154NAS42018-01-29. Service bulletin. A 'squeak' noise may be heard from the steering column area when turning the steering wheel.