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Home >> Kia >> 2018 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Electrical >> Charging Systems >> Charging System (PHEV) >> Repair Procedures >> On-Vehicle Inspection >> Check Discharge Warning Light Circuit

Check Discharge Warning Light Circuit

  1. Warm up the engine and then turn it off.
  2. Turn off all accessories.
  3. Turn the ignition switch "ON". Check that the discharge warning light is lit.
  4. Start the engine and Check that the light goes off.

    If the light does not go off as specified, then refer to the LOW DC/DC CONVERTER DIAGNOSIS (PHEV) LDC diagnostics information for further diagnosis of auxiliary 12V battery charging system problem.