A maintenance assistance system , comprising: a camera ; a speaker ; a wearable technician marker ; a memory configured to store a location of each of a plurality of tags and a location of at least one serviceable component relative to at least one of the plurality of tags; and a processor communicatively coupled to the camera, the speaker and the memory, the processor characterized in that it is configured to: receive an indication of a component to be serviced from the at least one serviceable component; determine a location of the indicated component to be serviced relative to the locations of at least one of the plurality of tags stored in the memory via triangulation; determine a location of the wearable technician marker relative to the location of the indicated component based upon data from the camera and the location of the indicated component relative to the locations of at least one of the plurality of tags stored in the memory; and output position information comprising instructions to locate the indicated component to be serviced relative to the wearable technician marker to the speaker based upon the determined location of the wearable technician marker relative to the location of the indicated component to be serviced. a camera ; a speaker ; a wearable technician marker ; a memory configured to store a location of each of a plurality of tags and a location of at least one serviceable component relative to at least one of the plurality of tags; and a processor communicatively coupled to the camera, the speaker and the memory, the processor characterized in that it is configured to: receive an indication of a component to be serviced from the at least one serviceable component; determine a location of the indicated component to be serviced relative to the locations of at least one of the plurality of tags stored in the memory via triangulation; determine a location of the wearable technician marker relative to the location of the indicated component based upon data from the camera and the location of the indicated component relative to the locations of at least one of the plurality of tags stored in the memory; and output position information comprising instructions to locate the indicated component to be serviced relative to the wearable technician marker to the speaker based upon the determined location of the wearable technician marker relative to the location of the indicated component to be serviced. receive an indication of a component to be serviced from the at least one serviceable component; determine a location of the indicated component to be serviced relative to the locations of at least one of the plurality of tags stored in the memory via triangulation; determine a location of the wearable technician marker relative to the location of the indicated component based upon data from the camera and the location of the indicated component relative to the locations of at least one of the plurality of tags stored in the memory; and output position information comprising instructions to locate the indicated component to be serviced relative to the wearable technician marker to the speaker based upon the determined location of the wearable technician marker relative to the location of the indicated component to be serviced. <EOS>