Remove water reservoir for screen wash/wipe system - see operation "Water Reservoir - Screen Wash/Wipe System, Remove and Install". Press pump to the side out of the bracket for the reservoir and pull out.
For vehicles as of MY '96:
Remove pump upwards from reservoir.
Install, Connect
Insert pump in seal in fluid reservoir and press into bracket.
Install fluid reservoir for screen wash/wipe system.
Remove, Disconnect 
Install, Connect 