plugs should be on the harness unless they were cut off. wiring diagram can be found on www.scribd.com
5 prong for wiper and 4 prong for the window heat. another 5 prong for the relay. for the wiper, the plug only uses pins 1,2,4&5. for the relay, all five are used.for the window heat,2,3&4 are used 1 is blank.