i dun think perodua produce dvvt. all are toyota's.

ayc = active yaw control
vsc = vehicle stability control
tcs = traction control system
4ws = 4 wheel system?
campro = CAMshaft PROfile
acd = active centre differential
lsd = limited slip differential
gdi = gasoline direct injection
cps = cam profile switching
vim = variable intake manifold

there is a variable exhaust manifold, yet i do not know the name. maybe vem? haha

info are not necessarily true. this is what i heard. correct me if i'm wrong