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Error· MBB / BMS log file

Charger Communication Lost

Communication lost with onboard charger module

Communication (CAN)Source: MBBLog file condition
Last updated: July 30, 2026

What it means

Communication lost with onboard charger module

ErrorIssue detected, may affect performance.

Likely causes

  • Charger fault
  • Wiring issue
  • Charger module offline

What to do

  1. 1Disconnect and reconnect power
  2. 2Try different outlet
  3. 3Check charger connections

Which bikes use this table

Recorded in the binary log rather than shown on the dash — every generation writes them.

Questions

What does "Charger Communication Lost" mean in a Zero log?

Communication lost with onboard charger module. It is written by the MBB. It is classed as error: issue detected, may affect performance.

What should I do about it?

Disconnect and reconnect power. Try different outlet. Check charger connections.

See when this actually happened on your bike

A dash code tells you the fault; the log tells you the pack temperature, the state of charge and the ten minutes leading up to it.

Upload a log

Community reference: ZeroManual wiki entry

The code and its name are transcribed from Zero's own owner manuals; the severity, category and troubleshooting notes are ours. For official diagnostics, consult an authorized Zero Motorcycles dealer.