P0562 HYUNDAI System Voltage Low

Possible causes
– Low battery charge
– Battery defective
– Loose or missing alternator drive belt
– Faulty alternator
– Open or short system voltage circuit
Tech description
Start by recharging or replacing the battery.
When is the obd code mean?
Powertrain Control Module (PCM) sets the P0562 code if the PCM detects system voltage lower than the possible range of battery voltage.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Slow engine start
– Low battery power
P0562 HYUNDAI OBD Code Description

The Powertrain Control Module (PCM) measures the voltage from ignition key and from main relay respectively and compares two voltages. This comparison will watch if the Main Relay has switched and remains on after ignition Key-On and if it has switched off after the ignition Key-Off.