Hello,
you will the D1 diagnostic with a single point calculation.
$ricc2
mp2 d1diag
scs cos= 1.20000 css= 0.33333
For the D2 diagnostic would have to call for a gradient.
$ricc2
mp2 d1diag
geoopt model=mp2
scs cos= 1.20000 css= 0.33333
$D2-diagnostic
Cheers,
Arnim