The 74-year-old pleaded guilty to the assaults between 1963 and 1987.
Angie Emma Walsh now says she's 'sorry for my sins'.
The lethal crash happened at Milperra.
He will be sentenced in September.
Aboriginal woman Ms Dhu died in shocking conditions while in custody.
She told lawyers she is 'scared and traumatised' by the Bali legal system.
Vincent Stanford has been sentenced to life behind bars.