Netizens suggested that the hot weather had caused the rider to faint.
She pleaded guilty on 26 Sept and was fined S$16,000.
The daughter said her father had a psychiatric illness and plans to sue the police for using excessive force.
They will face prosecution if they fail to report for rehab, HSA said.
The 42-year-old driver has been arrested.
The 40-year-old woman was pronounced dead at the scene.
His name was previously listed on the JC's website as one of its executive and admin staff.
Her mother said that she has a habit of climbing door frames at home.
The mother fell while riding pillion on his son's bicycle.
He cheated the store of S$3,132 in total.