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Home >> Chrysler >> 2021 >> Voyager LX, Gas >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> (Radio Frequency Module (RF Hub) - Electrical Diagnostics) >> DTC Troubleshooting >> B21DD-85-System Voltage - Signal Above Allowable Range >> Diagnostic Test

Diagnostic Test

CHECK FOR AN ACTIVE DTC 

  1. With the scan tool, create a Vehicle Scan Report and attach it to the repair order.
  2. With the scan tool, read BCM DTCs.

    Are there any BCM Charging or Battery DTCs present?

    Yes 

    No 

    • Perform the TESTING FOR AN INTERMITTENT CONDITION procedure. Refer to TESTING FOR AN INTERMITTENT CONDITION .
    • This code is for information only. At some time there was high battery system voltage. Check the battery and charging system in accordance with the Service Information.