B210E Battery Voltage High

B210E Battery Voltage High - The Sentry Key Remote Entry Module (SKREEM) also known as the Wireless Control Module (WCM) has detected the fused (B+) input voltage above 16 volts in all key position except for RUN.

B210E Battery Voltage High

Possible causes

  • Vehicle charging system.
  • WCM/SKREEM.

Diagnose DTC B210E Battery Voltage High


1. Determining if DTC is current

Turn the ignition on, with the scan tool, erase the WCM DTCs. Perform 5 cycles, leaving the ignition switch on for a minimum of 90 cesonds per cycle. Using the scan tool, read the WCM DTCs.

Does the DTC reset?

YES, replace and program the WCM. Peform the WCM system verification. 
NO, the DTC is not active at this time. Test complete.

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