10‑15 Mercedes‑Benz GLK350 Trailer Wiring Light Kit Harness Kit Plug (Splice)
Model: 119191-18This Product Fits The Following Vehicles:
2010 - 2015 Mercedes-Benz, GLK350, All Styles
- The unit is rated for up to 4.2 amps for Turns/Stops circuits and 7.5 amps for the Taillight circuit
- Universal ModuLite designed to be used on most vehicles plus the hard to wire vehicles
- Draws power directly from the vehicle battery and uses less than 5mA of the vehicle circuit for sensing to turn the trailer functions on and off
- Will work with either LED/Incandescent bulbs (vehicle & trailer)
- Has integrated re-settable Short Circuit and Overload protection, to safeguard itself and the tow vehicle from shorts and installation wiring mishaps
- Designed not to send feedback thru the vehicle circuits
- The trailer brakes will override the hazard lamps when the brake is activated
- Advanced circuitry works in all standard applications as well as vehicles with ST and STT pulse width modulation (PWM) systems
- Interprets/decodes multiplex signal inputs (i.e. Audi, BMW, Mercedes and VW)
- Will not work with vehicles with low-side switch
- Can be used on a 2 wire or 3 wire system
- All solid-state components in potted encapsulation
- Includes integrated protective cover
- Installation Instructions
Thank you for choosing Tekonsha, the most powerful name in trailer light wiring and brake control system. Trailer wiring kit comes with a 1 year warranty and everything necessary to install the trailer plug wiring. Tekonsha manufactures a wider range of different products for hooking up trailer lights to your Car Truck or SUV. Our connectors work great with boat trailer wiring and utility trailer wiring. Typically those trailers will use the standard 4 flat plug which is what our Wiring Kits offer. If you have an RV Fifth Wheel or any other large type of trailer you will us a 7 pin trailer plug to control your electric trailer brakes. Tekonsha offers 7 pin trailer connector as well. Simply do a search above to see if there is a 7 wire trailer wiring available for hooking up your 7 way. If there is not you can use part number 85343 trailer wiring adapter to convert any 4-Flat into a 7-Way. In addition you will use part number 20506 which will include the rest of wiring needed for electric brake controls. You can also call us or email us any time and we will be able to provide information you need.
Partial list of fitment years: 10 11 12 13 14 15 2010 2011 2012 2013 2014 2015
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Product Details
- Brand: Tekonsha
- Model: 119191-18
- Includes: ModuLite HD Plus Protector w/Integrated Circuit & Overload Protection Trailer Light Power Module & Installation Kit
Compatibility Chart
| Year Range | Make | Model | Style |
|---|
Description
This Product Fits The Following Vehicles:
2010 - 2015 Mercedes-Benz, GLK350, All Styles
- The unit is rated for up to 4.2 amps for Turns/Stops circuits and 7.5 amps for the Taillight circuit
- Universal ModuLite designed to be used on most vehicles plus the hard to wire vehicles
- Draws power directly from the vehicle battery and uses less than 5mA of the vehicle circuit for sensing to turn the trailer functions on and off
- Will work with either LED/Incandescent bulbs (vehicle & trailer)
- Has integrated re-settable Short Circuit and Overload protection, to safeguard itself and the tow vehicle from shorts and installation wiring mishaps
- Designed not to send feedback thru the vehicle circuits
- The trailer brakes will override the hazard lamps when the brake is activated
- Advanced circuitry works in all standard applications as well as vehicles with ST and STT pulse width modulation (PWM) systems
- Interprets/decodes multiplex signal inputs (i.e. Audi, BMW, Mercedes and VW)
- Will not work with vehicles with low-side switch
- Can be used on a 2 wire or 3 wire system
- All solid-state components in potted encapsulation
- Includes integrated protective cover
- Installation Instructions
Thank you for choosing Tekonsha, the most powerful name in trailer light wiring and brake control system. Trailer wiring kit comes with a 1 year warranty and everything necessary to install the trailer plug wiring. Tekonsha manufactures a wider range of different products for hooking up trailer lights to your Car Truck or SUV. Our connectors work great with boat trailer wiring and utility trailer wiring. Typically those trailers will use the standard 4 flat plug which is what our Wiring Kits offer. If you have an RV Fifth Wheel or any other large type of trailer you will us a 7 pin trailer plug to control your electric trailer brakes. Tekonsha offers 7 pin trailer connector as well. Simply do a search above to see if there is a 7 wire trailer wiring available for hooking up your 7 way. If there is not you can use part number 85343 trailer wiring adapter to convert any 4-Flat into a 7-Way. In addition you will use part number 20506 which will include the rest of wiring needed for electric brake controls. You can also call us or email us any time and we will be able to provide information you need.
Partial list of fitment years: 10 11 12 13 14 15 2010 2011 2012 2013 2014 2015
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10-15 Mercedes-Benz GLK350 Trailer Wiring Light Kit Harness Kit Plug (Splice) Install Notes
Installation Instructions for T-Connector Adapter
Part Numbers:
- 119191
Wiring Access Location:
- Near the rear of the vehicle, behind the bumper, or as indicated for vehicle-specific configurations.
Tools Required:
- Drill with a 3/32" drill bit.
- Phillips head #2 screwdriver.
- Wire cutters, wire strippers/crimpers.
- Tester or volt meter.
- Socket and ratchet set.
- Double-sided tape (provided).
Step-by-Step Instructions:
Installation of the Module:
-
Determine the mounting location for the module.
- Use the provided double-sided tape to secure the module.
- Ensure the epoxy side of the module faces downward to prevent water buildup.
-
Connect the module’s black wire to a 12-gauge (or larger) power wire using a yellow butt connector.
-
Locate a suitable grounding point near the module:
- Drill a 3/32" hole if necessary and secure the white wire using the provided eyelet and self-tapping screw.
- Clean the grounding area of dirt and rustproofing.
Caution: Verify what is behind the surface before drilling to avoid damage or injury.
Routing Power to the Battery:
-
Route the power wire to the vehicle’s positive battery terminal:
- Use the provided fuse holder, butt connector, and ring terminal to connect to the battery.
- Do not insert the 15-amp fuse yet.
Caution: Ensure the module is connected to a constant power source. Avoid using power sources that are interrupted when the vehicle is off.
Finalizing Installation:
-
Secure the wiring harness with the provided cable ties to prevent damage or rattling.
- Avoid areas where wires may be pinched, cut, or melted.
-
Reconnect the vehicle’s negative (-) battery cable.
-
Insert the 15-amp fuse into the fuse holder and close the cap.
-
Test the installation with a test light or trailer to verify functionality.
- Test each function independently and in combination.
Specifications:
- Max. stop/turn light: 2 per side (4.2 amps).
- Max. tail lights: (7.5 amps).
Hardware List:
- T-Connector adapter.
- 15-amp fuse.
- Fuse holder.
- Eyelet and self-tapping screw.
- Double-sided tape.
- Cable ties.
Safety Notes:
- Handle all components with care to avoid damage.
- Ensure all connections are clean and securely fastened.
- Overloading circuits can cause fires. Do not exceed the towing manufacturer’s rating or the unit specifications.
Manufacturer Notes:
- Read and follow all vehicle warnings and installation instructions.
- Use a test light or trailer to confirm proper installation.
- Consult the vehicle owner’s manual for additional details.
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