Wiring in trailer plug to car, can I splice into the rear taillights?

2005 HYUNDAI ELANTRA
80,000 MILES • 2.0L • 4 CYL • 2WD • AUTOMATIC
Avatar
ONDY
  • MEMBER
  • 1 POST
Can I splice into the rear taillights?
where can I get a color wiring diagram as I do not have a test light?
Mar 17, 2025 at 8:23 PM
Advertisement
Avatar
BORIS K
  • ✓Experienced Mechanic
  • 836 POSTS
Hello,

You can splice into taillight wiring to connect a tow bar wiring kit
There are 2 different diagrams, one for 4 door and one for 5 door.
Please follow the manufacturer's instructions.

Image 1 below is for 4 door, image 2 is for 5 door.

Cheers, Boris
Images (Click to enlarge)
Professional Diagram for 2CarPros Members
Click here to log in and view diagram.
Professional Diagram for 2CarPros Members
Click here to log in and view diagram.
Mar 17, 2025 at 9:27 PM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.