Low and High Speed Wiper Operation

Ground is supplied to wiper switch terminal 17 through body grounds E7 and E37.

When the wiper switch is placed in the LO position, ground is supplied:

• Through terminal 14 of the wiper switch
• To wiper motor terminal L.

With power and ground supplied, the wiper motor operates at low speed.

When the wiper switch is placed in the HI position, ground is supplied:

• Through terminal 16 of the wiper switch
• To wiper motor terminal H.

With power and ground supplied, the wiper motor operates at high speed.