The maps shown in FIGS 2 and 3 are stored in {HEAD ~ an updatable manner} in a predetermined area of {TAIL ~ a memory} of the ECU 
The maps shown in FIGS 2 and 3 are stored in { HEAD ~ an updatable manner } in a predetermined area of { TAIL ~ a memory } of the ECU
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH