Check Charging System

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.

Start the engine and raise the engine speed to 2, 500~3, 000 RPM.
Turn ON all electrical loads by turning on the headlamps, and by turning on the high blower motor, etc.

Monitor the battery (ignition) voltage parameter on the Scantool data list.

Specification:

Ambient Temperature ° (°F)	Reference Voltage (V)
-20 (-4)	Approx. 14.2~15.4
20 (68)	Approx. 14.0~15.0
60 (140)	Approx. 13.7~14.9
80 (176)	Approx. 13.5~14.7

Is the battery voltage within the specification?
YES
- Check for poor connection between PCM and component: backed out terminal, improper mating, broken locks or poor terminal to wire connection. Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Possibility of charging system malfunction. Repair or replace Generator and battery. Refer to CHARGING SYSTEM - 2.0L . And then go to "VERIFICATION OF VEHICLE REPAIR " procedure.