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Home >> Kia >> 2020 >> Optima EX Premium >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 50 (Engine Starting System - 2.4L (Except HEV)) >> Troubleshooting

Section 50 (Engine Starting System - 2.4L (Except HEV)): Troubleshooting

WARNING: This page is about a different variant/trim than selected.
Symptom Suspect Area Remedy
Engine will not crank Battery charge low Charge or replace battery
Battery cables loose, corroded or worn out Repair or replace cables
Transaxle range switch
(Vehicle with automatic transaxle only)
Refer to AT group-AUTOMATIC TRANSAXLE
Fuse blown Replace fuse
Starter motor faulty Replace
Ignition switch faulty Replace
Engine cranks slowly Battery charge low Charge or replace battery
Battery cables loose, corroded or worn out Repair or replace cables
Starter motor faulty Replace
Starter keeps running Starter motor faulty Replace
Ignition switch Replace
Starter spins but engine will not crank Short in wiring Repair or replace wiring
Pinion gear teeth broken or starter motor Replace
Ring gear teeth broken Replace fly wheel or torque converter
NOTE:
  • The battery must be in good condition and fully charged for this troubleshooting.
G12932651Courtesy of KIA MOTORS AMERICA, INC.