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Home >> Chrysler >> 2021 >> Voyager LX, Gas >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Amplifier (Amp) - Premium - DTCS B1483-11 To U147E-00 >> Diagnosis And Testing >> B21DD-84-System Voltage-Signal Below Allowable Range >> Possible Causes

Possible Causes

POSSIBLE CAUSES
LOW BATTERY VOLTAGE
FUSED B(+) CIRCUIT OPEN OR EXCESSIVE RESISTANCE
GROUND CIRCUIT OPEN OR EXCESSIVE RESISTANCE
CHARGING SYSTEM CONCERN
AMPLIFIER

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