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Home >> Chrysler >> 2021 >> Voyager LX, Gas >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Accessories Control Systems >> (Right Power Sliding Door Module (PSDMR) - Electrical Diagnostics) >> DTC Troubleshooting >> B21DD-84-System Voltage-Signal Below Allowable Range >> Possible Causes

Possible Causes

Possible Causes
LOW BATTERY SYSTEM VOLTAGE
BATTERY OR CHARGING SYSTEM

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.  Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .

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