Kia Optima: Power Train / Exhaust System

Kia Optima DL3 2019-2024 Service and Repair Manual / Maintenance / Power Train / Exhaust System

Repair procedures

Inspection

1.	Visually check the pipes, hangers and connections for severe corrosion, leaks or damage.

2.	Check for unusual exhaust sounds or abnormal exhaust fumes.

Engine Oil and Filter

Repair procedures Inspection 1. Check the engine oil quality. Check the oil deterioration, entry of water, discoloring of thinning. If the quality is visibly poor, ...

Fuel Lines, Hoses and Connections

Repair procedures Inspection Visually check the fuel lines for cracks, leakage, loose connections, deformation or tank band looseness. ...

Other information:

Kia Optima DL3 2019-2024 Service and Repair Manual: ESC (Electronic Stability Control) System

Components and components location Components 1. ESC control module (HECU) 2. Front wheel speed sensor 3. Rear wheel speed sensor 4. ABS warning lamp 5. Parking brake/ EBD warning lamp Description and operation Description of ESC ...

Kia Optima DL3 2019-2024 Owner's Manual: ESC operation off

ESC OFF state There are 2 types of ESC OFF states; Traction Control disabled and Traction & Stability Control disabled. If the ignition is turned off when ESC is off, ESC remains off. Upon restarting the engine, the ESC will automatically turn on again. • ESC off state 1 To cancel ...