You should not reconnect the oiler cooler pipes after the repaired or replacement transmission is installed in the vehicles, remove the fill cap on the J 35944-A and fill the can with 0.6 L (20-21 oz) of flushing solution, install the fill cap on the J 35944-A and pressurize the flusher can, connect the J 35944-A discharge hose to the oil cooler return pipe, clip the discharge hose onto the oil drain container, connect the water hose from the water supply to the J 35944-A, and then turn ON the water supply at the faucet.