03‑04 Volvo XC90 Trailer Wiring Light Kit Harness Kit Plug (Splice)
Model: 119180-88This Product Fits The Following Vehicles:
2003 - 2004 Volvo, XC90, All Styles
- The unit is rated for up to 2.1 amps for Turns/Stops circuits and 5.6 amps for the Taillight circuit
- 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
- The taillight circuit has been upgraded to work with vehicles that use a pulse width modulation (PWM), this will allow the converter to turn on fully and gives the trailer lights full brightness during activation
- Will work with most vehicles that have a multiplex system for lighting
- 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: 03 04 2003 2004
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Product Details
- Brand: Tekonsha
- Model: 119180-88
- Includes: ModuLite HD Protector Trailer Light Power Module & Installation Kit
Compatibility Chart
Description
This Product Fits The Following Vehicles:
2003 - 2004 Volvo, XC90, All Styles
- The unit is rated for up to 2.1 amps for Turns/Stops circuits and 5.6 amps for the Taillight circuit
- 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
- The taillight circuit has been upgraded to work with vehicles that use a pulse width modulation (PWM), this will allow the converter to turn on fully and gives the trailer lights full brightness during activation
- Will work with most vehicles that have a multiplex system for lighting
- 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: 03 04 2003 2004
Get Expert Help
03-04 Volvo XC90 Trailer Wiring Light Kit Harness Kit Plug (Splice) Install Notes
Installation Instructions for Modulite® HD Protector Vehicle Wiring
Part Number:
- 119148
Tools Required:
- Phillips Head #2 Screwdriver
- Wire Cutters
- Wire Strippers/Wire Crimpers
- Tester or Volt Meter
- Socket & Ratchet Set
- Drill with 3/32” Drill Bit
- Double-Sided Tape
Step-by-Step Instructions:
Tow Vehicle Inputs - Determination:
- Disconnect and isolate the vehicle's negative battery terminal.
- Warning: Read and follow all warnings and instructions on the tow vehicle's battery.
- Splice the tow harness input wires to the vehicle as determined.
- Caution: Use appropriate gauge wire splices. Blue taps are for 16-18 gauge wires only.
Harness Installation:
- Determine the mounting location of the module and secure it using the double-sided tape provided.
- Warning: Mount the module with the epoxy side pointed towards the ground to prevent water buildup.
- Locate a suitable grounding point near the module, such as an existing ground stud, or drill a 3/32” hole to secure the white wire using the provided eyelet and screw.
- Caution: Verify what is behind any surface before drilling to avoid damage or personal injury.
- 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 and avoid routing the wire near hot pipes, heat shields, fuel tanks, or pinch points.
Completion:
- Secure the harness with cable ties provided to prevent damage or rattling.
- Reconnect the vehicle's negative battery cable.
- Insert the 15 amp fuse into the fuse holder and close the cap.
- Test the installation using a test light or trailer. Check each function independently and in combination.
Hardware List:
- 8 × Cable Ties, 8.5”
- 1 × 15 AMP Fuse
- 2 × Ring Terminals
- 1 × Fuse Holder
- 2 × Yellow Butt Connectors
- 1 × Self-Tapping Screw
- 4 × Blue Taps
- 1 × Spade Terminal
Wiring Outputs:
- White Wire: Ground
- Brown Wire: Tail
- Yellow Wire: Left Turn/Brake
- Green Wire: Right Turn/Brake
- Red Wire: Stop (for 3-wire systems only)
Safety Notes:
- Always read and follow all warnings and instructions included with the product and the vehicle's manual.
- Do not exceed the manufacturer’s towing capacity or the product’s amperage ratings.
- Wear safety glasses and use all necessary safety precautions during installation.
Troubleshooting Guide:
- 4-Flat Not Functioning: Ensure input wires are correctly installed and repeat testing after removing the 15 amp fuse for 10 seconds.
- No Power to 4-Flat: Check the chassis ground and ensure the module is properly connected to a constant power source.
Specifications:
- Installation Time: Approximately 45 minutes
- Compatibility: Does not work with multiplex vehicles (BM, BT, or BTT). Use part numbers 119190 or 119250 for these systems.
Attention: This is a summary of the installation procedure. For complete installation instructions, including diagrams and detailed information from the manufacturer, please download the full installation PDF.
For technical support and assistance, our team of experts is available to help. You can reach our tech support by visiting www.trailerjacks.com or calling 877-869-6690.
For warranty information, please download the full installation PDF.
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