Kia Forte multiple issues with brake pedal failure, random trunk opening, intermittent dome light operation, and engine misfire related to spark plug malfunction on Kia Forte

Some Kia Forte owners report experiencing issues such as brake pedal failure, which can lead to safety concerns while driving. Additionally, random trunk openings and intermittent dome light operation have been noted, along with engine misfires related to spark plug malfunctions. Common problems also include faulty engine ignition coils, transmission issues, and various brake, suspension, and electrical system problems. Some owners have reported soft brake pedal issues, potentially caused by air bubbles in the brake lines affecting fluid circulation. Furthermore, Kia has faced recalls due to brake pedal stopper pad deterioration, which can impact the brake light switch and brake pedal arm. Owners experiencing brake vibration issues may be dealing with concerns related to parallelism or rotor problems. Overall, the Kia Forte has a history of mechanical and electrical issues that owners should monitor for proper maintenance and safety.