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Home >> Dodge and Ram >> 2023 >> Durango GT, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 38 (6.2L - DTCS P1620 To P2107) >> DTC Troubleshooting >> P1645-Supercharger Bypass Valve Actuator Control System - Unable To Close >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
COKING OR BLOCKAGE OF THE THROTTLE PLATE
SUPERCHARGER BYPASS VALVE
DAMAGED SUPERCHARGER

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