Land Rover LR4 2014 — technical service bulletin
Bulletin Q406NAS1 · NHTSA communication 10102642 · issued Oct 27, 2014
Technical service bulletin
communication type
Electrical System
component
2014
model years
4
vehicle entries
Official summary
"situation: a potential issue has been identified on a limited number of 2014 model year lr4 (l319), range rover evoque (l538), range rover sport (l494), and range rover (l405) vehicles, fitted with a dual battery junction box (dbjb) and auxiliary battery only, where the charge warning indicator remains illuminated but the vehicle continues to drive as normal. The issue disappears after an ignition cycle. Diagnostic trouble codes (dtc) b1404-13 and b1479-72 may be stored in the gateway module. Action: retailers are required to hold only affected vehicles that are within your control and refrai
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.