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Blue Ox



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Always the correct part
We know our products
Quality Products
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1. Convenient Fuse Bypass: This revolutionary product eliminates the need to constantly remove and reinstall the fuse when changing between towed and driving modes, saving you time and effort.
Installation Required Yes/No: Yes
Color: Black
Length: 13
Say goodbye to the hassle of constantly pulling fuses every time you tow with the Blue Ox BX88272 Fuse Bypass. This innovative product allows you to disconnect your fuse with just a flip of a switch, providing a safe and efficient alternative to constant fuse removal and reinstallation. Available in four different models, this switch offers a tailored fit for various applications. Its sleek black color and 13-inch length ensure it seamlessly integrates with your vehicle's existing components. Please note that installation is required.

Blue Ox is known internationally for recreational and commercial towing products, manufacturing in Pender, Nebraska since 1925. The line covers tow bars and vehicle-specific baseplates for flat towing behind a motorhome, sway control and weight distributing hitches, supplemental braking accessories and towing wiring, backed by patented designs and long-standing customer service.
Blue Ox has manufactured since 1925 and is recognised internationally for towing products and customer service. The company operates from Pender, Nebraska, where it grew out of Automatic Manufacturing Co., a business that started with cattle oilers and developed into agricultural equipment, tractor accessories and trailer towing hardware. That agricultural engineering heritage still shows in how the towing products are built, and the company holds patents across weight distribution, fifth wheel and tow bar designs.
Flat towing is the discipline Blue Ox is best known for. Towing a car with all four wheels on the ground behind a motorhome demands a system that stays rigid under braking, articulates properly over uneven ground, and connects to the towed vehicle at points strong enough to take the load. Blue Ox tow bars handle the first two, with self-aligning arms that latch under tension and release without a struggle when the load is off them. Vehicle-specific baseplates handle the third, engineered per make and model to tie into structural mounting points behind the fascia.
The wider flat towing range covers supplemental braking systems, safety cables and the accessories that make a complete legal setup, along with baseplate wiring and dinghy towing harnesses that pass lighting signals to the towed vehicle without back-feeding its electrical system.
For conventional trailer towing, Blue Ox weight distributing hitches with integrated sway control transfer tongue load onto the tow vehicle's front axle and resist the yaw that crosswinds and passing trucks induce.
The company describes its foundation as customer service, designing around what owners actually ask for, and it runs an RV park adjacent to the factory where customers can stay. Sister operations at the same Nebraska site include Automatic grain roller mills and MAD-RAMPS pivoting ramp systems.
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The BX88272 is a fuse bypass switch that allows you to disable a circuit in your towed vehicle when towing and re-enable it when driving the vehicle independently. It mounts near the fuse panel and uses a button to switch between 'ON' (driving the towed vehicle) and 'OFF' (towing) positions. The switch replaces a fuse in your vehicle's fuse panel with wire pins that connect to the bypass switch harness, which holds the original fuse.
The BX88272 is designed for towed vehicles with fuse panels. Before installation, you must consult your vehicle's owner's manual to determine which fuse must be removed. The product has specific installation notes for Honda vehicles, including 2007 and newer CRV models, which may require different mounting locations. Confirm that the wire pin sizes on the bypass switch match the pin sizes on the fuse you removed from your vehicle's fuse box.
Yes, the BX88272 can be installed on Honda vehicles, but installation differs from other vehicles. On Honda vehicles, you must press the wire pins to the outside edges of the fuse opening since these panels have connectors on the sides of the opening, not at the bottom. For 2007 Honda CRVs, the switch can be mounted on the side of the dash area coin holder; on newer CRVs, install it on the lower dash tray. You will also need to purchase a fuse of the same rating (color) as the original equipment fuse, as Honda vehicles are equipped with ATM Micro Mini fuses.
Never install a fuse with more than a 20 amp rating in the Fuse ByPass Switch harness. You must match the amperage of the fuse in the harness to the fuse you removed from your vehicle's fuse panel. If your vehicle is equipped with an ATM Micro Mini fuse, an ATM Mini fuse of the same rating as the OEM (original equipment manufacturer) fuse will need to be installed into the BX88272 holder.
You will need a power drill with a flat power auger bit to drill a 3/4 inch diameter hole in the plastic panel. The manual also recommends having wire ties available to hold the wiring firmly in place if necessary, though these are not supplied with the product. You may also need electrical tape to secure the black split loom over the wiring connections.
Mount the switch on a plastic surface 1/4 inch thick or less next to the fuse box. The manual highly recommends installing it on the outer, removable panel used to access the fuse panel. Confirm there is ample space for the switch, no metal behind the chosen area, and that you can reach the back of the switch to install the mounting nut and reattach wires. For Honda CRVs, specific locations are recommended: on 2007 models, the side of the dash area coin holder; on newer CRVs, the lower dash tray. Ensure the fuse panel cover can be replaced after installation.
The manual does not specify whether the battery must be disconnected before installation. Consult your vehicle's owner's manual for guidance on working with the fuse panel.
Yes, drilling is required. You must carefully drill a 3/4 inch diameter hole into the plastic panel using a flat power auger. Avoid drilling into or damaging any nearby wiring. The hole must be drilled into a plastic surface 1/4 inch thick or less.
Drill a 3/4 inch diameter hole into the plastic panel using a flat power auger. The panel must be 1/4 inch thick or less. Avoid drilling into or damaging any nearby wiring.
1. Install the two small wire pins into the fuse panel location from where you removed the fuse, pressing in until fully seated. On Honda vehicles, press pins to the outside edges of the fuse opening. 2. Find a suitable mounting location on a plastic surface (1/4 inch thick or less) next to the fuse box. 3. Drill a 3/4 inch diameter hole using a flat power auger. 4. Remove the two wires from the switch by carefully pulling on the connectors. 5. Place the switch into the hole and install the mounting nut with the serrated side towards the panel, hand tightening it. 6. Reattach the wires to the switch by sliding the connectors over the terminals. 7. Slide the black split loom over the wiring connections and secure with electrical tape if necessary. 8. Tape the wiring if there is any exposed metal near the switch. 9. Install the removed fuse into the fuse holder in the BX88272 harness.
Place the switch into the drilled hole and install the mounting nut with the serrated side towards the panel. Hand tighten the nut. The manual does not specify a torque value beyond 'hand tighten'.
First, carefully remove the two wires from the switch by firmly pulling on the connectors one at a time. After placing the switch in the drilled hole and installing the mounting nut, reattach the wires by sliding the connectors over the terminals on the switch. Slide the black split loom over the wiring connections and secure with electrical tape if necessary. Tape the wiring if there is any exposed metal in the immediate area of the switch.
Install the fuse you removed from your vehicle's fuse panel into the fuse holder in the BX88272 harness. The fuse amperage must match the original fuse you removed, and must not exceed 20 amps. For Honda vehicles, ensure the fuse pins are directly placed into the holder's terminals. The fuse must be properly installed and not blown for the switch to operate.
When the Fuse ByPass button is depressed in the direction of the white dot (on single circuit versions), the fuse is 'ON'. This is the 'driving the towed' position. When the button is pressed in the opposite direction, the fuse is 'OFF', which is the 'towing' position. Confirm that the switch operation is as described after installation.
After installation, confirm that the switch operation is as described: button depressed toward the white dot should be 'ON' (driving the towed position), and the opposite direction should be 'OFF' (towing position). Ensure the fuse panel cover can be replaced. Verify that the wire pins are fully seated in the fuse panel and not touching each other. Check that the wiring is properly connected to the back of the switch and that the fuse in the harness is properly installed and not blown.
Check the following: (1) Ensure the pins are fully seated in the correct position in the fuse panel and not touching each other. (2) Make sure the wiring is properly connected to the back of the switch. (3) Ensure there is a fuse in the BX88272 harness and that it is not blown. (4) Verify the fuse is properly installed in the fuse holder in the harness. If a dead battery situation is occurring, contact your vehicle's manufacturer to determine what circuits are live when the key is in the towing position.
If a dead battery situation is occurring after installation, contact your vehicle's manufacturer to determine what circuits are live when the key is in the towing position. This will help identify whether the bypass switch is affecting circuits that should remain powered.
The BX88272 works with towed vehicles that have fuse panels. Consult your vehicle's owner's manual to identify which fuse to bypass, and confirm the wire pin sizes match your fuse box. Special installation notes apply to Honda vehicles.
Never install a fuse with more than 20 amps in the BX88272 harness. The fuse must match the amperage of the original fuse you removed from your vehicle.
Press the button toward the white dot for 'ON' (driving the towed vehicle) or press the opposite direction for 'OFF' (towing position).
Verify that the wire pins are fully seated in the fuse panel and not touching each other, the wiring is connected to the back of the switch, and the fuse in the harness is installed correctly and not blown.
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