Ford Ranger Maintaince And Repair Manual page 696

8. Remove the wiper linkage from motor crank pin.
9. Disconnect the wiper motor's wiring connector.
10. remove the wiper motor's three attaching screws and remove the motor.
... then withdraw the wiper motor and crank assembly from the firewall
To install:
REMOVAL & INSTALLATION
HOW TO USE THIS BOOK
... and the ground wire from the wiper motor attaching stud
Remove the three wiper motor−to−firewall attaching screws ...
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