ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

Engine - Poor Fuel Economy/Erratic Idle|Page 2363 > < Engine - Poor Fuel Economy/Erratic Idle|Page 2361
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If system is found out of calibration the heater control switch and/or choke unit must be replaced. 

Construction

The electric choke system, Figs. 38 and 39, consists of a choke cap, thermostatic spring, a bimetal temperature sensing disc (switch), and a ceramic
positive temperature coefficient (PTC) heater. The choke is powered from terminal or tap of the alternator. 

Engine - Poor Fuel Economy/Erratic Idle|Page 2363 > < Engine - Poor Fuel Economy/Erratic Idle|Page 2361