Understanding Advanced Diagnostics on GENIUS2
The charger is in Standby Mode or the battery voltage is too low for the charger to detect.
Charger is connected to the battery in reverse, or battery voltage is too low to detect. Ensure Positive clamp is connected to Positive terminal, and Negative clamp is connected to Negative terminal.
The charger's internal temperature is too high. Charger will resume once the temperature is back within operating limits.
Error and Standby LEDs single-flash. Battery will not hold a charge. Have the battery checked by a professional.
Error and Standby LEDs double-flash. There is a possible battery short, have the battery checked by a professional.
Error and Standby LEDs triple-flash. The battery voltage is too high for the select charge mode. Check the battery.
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