FixVault
Home
›
Jeep
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2012
›
Wrangler Sahara, Automatic Trans
›
Repair and Diagnosis
›
Engine Performance
›
System
›
3.6L - DTCS P0645 To P2138
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Diagnosis And Testing
›
P1593-Speed Control Switch 1/2 Stuck
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Set Condition:
Set Condition:
Fault signifies when the switch voltage does not register a valid cruise position.