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Home >> Dodge and Ram >> 2018 >> Charger Pursuit, 5.7L Eng VIN T, 4WD >> Repair and Diagnosis >> Electrical >> Gauges >> (Instrument Cluster - Electrical Diagnostics) >> DTC Troubleshooting >> B21DD-85-System Voltage - Signal Voltage Above Allowable Range >> Diagnostic Test

Diagnostic Test

CHECK THE POWERTRAIN CONTROL MODULE (PCM) FOR DTCS 

  1. With the scan tool, read PCM DTCs and record on the repair order.

    Are there any battery or charging system DTCs set in the PCM?

    Yes 

    • Perform the appropriate diagnostic procedure. Refer to DTC INDEX .

    No 

    • This DTC is for an information only CAN system message.
    • Check the battery and charging system in accordance with the Service Information.