How to Remove the Navigation System in Highlander?

[DelJaxon]

The steps to remove the navigation system in Highlander are: 1. Start the car and confirm that the vehicle condition information is normal; 2. Remove the air conditioning vents; 3. Pull out the air conditioning control panel and vehicle information panel; 4. Use a plastic pry tool to loosen the navigation all-in-one unit and remove the dashboard plastic components; 5. Take out the storage box and disconnect the tail wires, completing the navigation removal. The navigation modes include: 1. Path retrieval customization mode; 2. Site setting mode; 3. Map positioning mode. The functions of the navigation system are: 1. Search and processing of map data; 2. Map matching; 3. Route planning; 4. Human-machine interaction interface; 5. Wireless communication.

[Harvey]

I've had experience removing the Highlander's navigation system, which is part of the fun for DIY enthusiasts. Remember to first disconnect the negative terminal of the car battery—just loosen it with a wrench to ensure safety. Next, prepare a set of plastic pry tools; avoid using metal tools to prevent scratching the dashboard. Start by gently prying open the decorative cover from the top left corner of the instrument panel. There are many clips, so be careful not to break them. Carefully remove the air vent panel to expose the navigation unit, which has several cable connectors. Take photos to record the position of each wire, then unplug them in order to avoid damaging the cables. The unit might be secured with screws, so use a Phillips-head screwdriver to loosen and remove them. After removal, test all functions when reinstalling to ensure everything works properly. It's best to do this in a spacious area, and the process might take about an hour. Don’t forget to check video references for your specific model year.

[DeLeah]

As someone frequently involved in car maintenance, I believe that removing the Highlander's navigation system requires special attention to prevent electronic faults. First, disconnect the negative terminal of the battery to prevent short circuits. Refer to the user manual for specific steps, as Toyota's systems are quite sophisticated. When using specialized interior trim pry tools to remove the decorative panel on the upper dashboard, lift gently to avoid damaging the clips. After removing components like the airflow control module, the navigation unit becomes visible—its wiring harness can be confusing, so avoid pulling forcefully. Professional advice suggests using an anti-static wrist strap and a multimeter to test circuit safety. It's best to perform this at a professional shop to avoid affecting the warranty or causing system malfunctions. Common mistakes include skipping the battery step or disassembling blindly, leading to reset issues. Prioritize seeking support from a 4S shop to ensure safety.

[OLola]

I've taken apart my Highlander's navigation system before, and it's pretty straightforward. Remember to disconnect the battery first to prevent electric shock. Gently pry off the center console trim panel using a plastic pry tool. Be careful when removing the air vent panel, and the navigation unit will be exposed. Take photos of the wiring connections before unplugging them for easier reassembly. Don't rush the process; it should take about half an hour. After removal, you might be upgrading the system or cleaning out dust. If you're unsure, watching video tutorials on car forums first can give you peace of mind.

[Aragorn]

To upgrade the navigation screen of my Highlander, I removed the original unit myself. Before starting, I disconnected the negative terminal of the car battery to ensure safety. I used a plastic pry tool to remove the dashboard panel, being careful not to damage the internal brackets. The navigation unit had many labeled cables, and I took care not to pull them out forcefully to avoid damage. After removal, I considered installing a compatible new system, checking the connector compatibility beforehand. After the modification, the car's infotainment system responded faster, but I recommend backing up data first. Shared experience posts online helped reduce risks and kept the process smooth and practical.