Load Check
WARNING: This page is about a different car, the 2004 Suzuki Aerio, 2003 Suzuki Aerio, and 2002 Suzuki Aerio. However, it is still accessible from the selected car via links, so may be relevant.
Run engine at 2000 rpm and turn on head light and heater motor. Measure current and if it is less than 30 amps, repair or replace generator.