Troubleshooting Left Turn/Stop Circuit Not Functioning On 7-Way
Updated 04/25/2018 | Published 04/24/2018
Question:
I dont have power to LT and stop through wiring to seven way plug. No power to plug in on rig, the lights on rig work fine just nothing on trailer plug.
asked by: S. K
0
Expert Reply:
Check under the hood of your truck for a fuse related to that circuit and replace as needed. Other possible scenarios is that the pin has corrosion which is preventing contact or the pin is bent.
I attached a help article on troubleshooting trailer wiring for you to check out as well.
expert reply by:
Jameson C
0
Product Page this Question was Asked From
Featured Help Information
Miscellaneous Media
Continue Researching
- Q&A: Trailer Running Lights Do Not Work but Brake Lights and Turn Signals Do Work
- Q&A: How to Test Brake Controller without Trailer Connected
- Article: Trailer Wiring Diagrams
- Q&A: Recommended Bike Rack and Dual Hitch Adapter for Carrying E-Bikes While Flat Towing
- Q&A: Recommended Flat Tow Setup for a 2026 Ford Maverick
- Article: Wiring Trailer Lights with a 7-Way Plug (It's Easier Than You Think)
- Q&A: Trailer Turn Signals Both Blink when Just Left Turn Signal is Activated
- Article: Brake Controller Installation for 2007 (New Body Style) - 2013 GMC Sierra and Chevy Silverado
- Article: Installing an Electric Brake Controller on 2007-2013 GM Full-Size Truck or 2007-Present GM SUV
- Article: Troubleshooting 4 and 5-Way Wiring Installations
- Q&A: Troubleshooting Right Side Trailer Lights Not Working, Left Side Working Correctly
- Article: Brake Controller Installation: Starting from Scratch
- Q&A: How to Activate 12V Trailer Power Circuit on 2017 Ford F-350 Super Duty
- Article: Wiring Trailer Lights with a 4-Way Plug (It's Easier Than You Think)