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Home >> Dodge and Ram >> 2021 >> ProMaster 2500 >> Repair and Diagnosis >> Engine Performance >> System >> 3.6L - DTCS P1300 To P2173 >> DTC Troubleshooting >> P1593-Speed Control Switch 1/2 Stuck >> Possible Causes
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Possible Causes

Possible Causes
SPEED CONTROL SWITCH WIRING
SPEED CONTROL SWITCH

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .