Please give me alternator plug wiring diagram on a Toyota hilux 3.0L d4d with a bosch alternator

SOURCE: our battery is not charging

i hope this helps.
terminal B must be hot at all times.
terminal IG must be hot on ignition on only
if terminal S is present, then must be always hot

SOURCE: Toyota Hilux D4D Glow Plug Circuit If Faulty There

check power to the relay from the switch and from the battery . check wire and connections

SOURCE: 1979 Toyota Hilux alternator wiring

always, counterclockwise starting with blue, then yellow, then red

SOURCE: I keep burning out regulators in my 1986 Toyota

Hi Darren,
The problem is with the regulator. Try and get a solid state electronic replacement of good quality from a known manufacturer. Once a good replacement has been found your problem is solved, I promise.
Regards Johngee10