Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Wiper Motor Timer: Testing and Inspection

Fig. 9 Wiper Interval Governor Location. Aerostar:




Fig. 10 Wiper Interval Governor Location. Bronco II, Explorer & Ranger:








If interval operation is unsatisfactory, first test motor current draw, the control switch and all connecting wires for continuity. If the motor, switch and connecting wires are good, replace the electronic governor, Figs. 9 and 10.