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Service bulletins for the 2015 Jaguar XK

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.

182 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: 12-volt battery are shown. Show all

Bulletins, newest first
JTB00446NAS32017-04-06. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES. "SITUATION: THE VEHICLE BATTERY MAY BE FLAT OR ONE OF THE FOLLOWING MESSAGES/WARNING LIGHTS MAY BE DISPLAYED ON THE INSTRUMENT CLUSTER. • FAULTY GENERATOR • FAULTY BATTERY MONITORING SYSTEM (BMS) • THE CHARGE WARNING INDICATOR IS ILLUMINATED WHEN THE ENGINE IS RUNNING CAUSE: THE POWER SUPPLY IS A FULLY INTEGRATED SYSTEM THAT REQUIRES SDD TO DIAGNOSE OVERALL FUNCTIONALITY ROBUSTLY TO MAKE SURE CUSTOMER SATISFACTION IS MET VIA RIGHT FIRST TIME DIAGNOSIS."
JTB00446NAS22017-04-05. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. "SITUATION: THE VEHICLE BATTERY MAY BE FLAT OR ONE OF THE FOLLOWING MESSAGES/WARNING LIGHTS MAY BE DISPLAYED ON THE INSTRUMENT CLUSTER. • FAULTY GENERATOR • FAULTY BATTERY MONITORING SYSTEM (BMS) • THE CHARGE WARNING INDICATOR IS ILLUMINATED WHEN THE ENGINE IS RUNNING CAUSE: THE POWER SUPPLY IS A FULLY INTEGRATED SYSTEM THAT REQUIRES SDD TO DIAGNOSE OVERALL FUNCTIONALITY ROBUSTLY TO MAKE SURE CUSTOMER SATISFACTION IS MET VIA RIGHT FIRST TIME DIAGNOSIS. ACTION: SHOULD A CUSTOMER EXPRESS THIS CONCERN, FOLLOW THE DIAGNOSTIC PROCEDURE BELOW."
JTB00446NAS12017-04-05. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. "SITUATION: THE VEHICLE BATTERY MAY BE FLAT OR ONE OF THE FOLLOWING MESSAGES/WARNING LIGHTS MAY BE DISPLAYED ON THE INSTRUMENT CLUSTER. • FAULTY GENERATOR • FAULTY BATTERY MONITORING SYSTEM (BMS) • THE CHARGE WARNING INDICATOR IS ILLUMINATED WHEN THE ENGINE IS RUNNING CAUSE: THE POWER SUPPLY IS A FULLY INTEGRATED SYSTEM THAT REQUIRES SDD TO DIAGNOSE OVERALL FUNCTIONALITY ROBUSTLY TO MAKE SURE CUSTOMER SATISFACTION IS MET VIA RIGHT FIRST TIME DIAGNOSIS. ACTION: SHOULD A CUSTOMER EXPRESS THIS CONCERN, FOLLOW THE DIAGNOSTIC PROCEDURE BELOW."
SSM719152017-03-21. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. "ISSUE A NUMBER OF ALTERNATORS ARE BEING REPLACED UNDER WARRANTY AND ARE FOUND TO BE FAULTY DUE TO INTERNAL REGULATOR CHIP DAMAGE. CAUSE ALTERNATORS ARE BEING DAMAGED DUE TO CROSS POLARITY WHEN THE VEHICLE IS JUMP STARTED."

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.