8199135240 Ignition Lock Cylinder Switch & Cylinder Housing for Kia Optima 16 20

Product Overview

The Ignition Lock Cylinder Switch & Cylinder Housing restores proper ignition function for 2016-2020 Kia Optima vehicles experiencing key recognition faults or cylinder wear. This ignition lock cylinder switch and housing assembly combines the lock cylinder with the ignition switch in one unit, enabling reliable engine starting and accessory power control. Designed for owners and technicians replacing a failed OEM part, this Ignition Lock Cylinder Switch & Cylinder Housing integrates seamlessly with the vehicle’s security and electrical systems.

Key Features & Performance

• Direct OEM-style replacement for Kia Optima 2016-2020
• Pre-assembled lock cylinder and housing eliminates separate component sourcing
• Maintains original key compatibility for a plug-and-play installation
• Engineered to meet stock ignition switch electrical thresholds
• Corrosion-resistant contacts ensure long-term reliable connection

Fitment & Compatibility

• 2016-2020 Kia Optima

Common Uses

• Replacing a seized or broken ignition lock cylinder
• Fixing intermittent no-crank / no-start conditions caused by ignition switch failure
• Restoring proper key insertion and removal
• Repairing ignition housing damage from theft attempt
• Bringing a used vehicle back to reliable operation for resale

Technical Specifications

• Part Number(s): 81991-35240

Frequently Asked Questions

Q: Will this ignition lock cylinder switch work with my existing key? A: Yes, the lock cylinder is designed to accept the original key blade. The mechanical lock requires no reprogramming, but the transponder chip must be recognized by the vehicle’s immobilizer system.

Q: Does this assembly include the ignition switch electrical connector? A: Yes, the housing includes the integrated ignition switch with a connector that plugs directly into the factory harness.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.