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· Super Moderator
1966 Crown Coupe, 2016 200 S AWD, 1962 Lark Daytona V8.
17,269 Posts
Welcome to Allpar. There are 2 temp sensors/switches in the vicinity of the thermostat. The single violet wire temp sensor is for your dash temp gauge. The 2-wire temp sensor is for the PCM to control engine functions.
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