Kia Optima: Brake System

Installation

1. Remove ignition key from the vehicle. 2. Disconnect the negative (-) cable from battery and wait for at least three minutes. 3. Install the ancho ...

General Information

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Changing the coolant
Have the coolant changed by an authorized Kia dealer according to the Maintenance Schedule at the beginning of this section. CAUTION Put a thick cloth or fabric around the radiator cap befo ...

Inspection
Check it by the procedure below to see if the function of the ECM is normal. 1. Turn the ignition key to the "ON" position. 2. Cover the front sensor to stop ...

Rail Pressure Sensor (RPS). Troubleshooting
Signal Waveform ...