552
Thermo King
Warning

Battery Charger Charging – Low Battery

The charger detects an extremely low battery voltage during the charging cycle.

Possible causes

  • Depleted battery or damaged cells
  • Excessive load with engine off
  • Sulfated or loose battery cables

Recommended actions

  • Perform a battery load test
  • Clean and tighten battery terminals
  • Check for parasitic loads in the system

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