How to Replace Rear Turn Signal Bulbs on a 2016 Toyota Land Cruiser
Step-by-step bulb replacement with tools, safety tips, and 10mm torque specs
How to Replace Rear Turn Signal Bulbs on a 2016 Toyota Land Cruiser
Step-by-step bulb replacement with tools, safety tips, and 10mm torque specs


🔧 Rear Turn Signal Bulbs - Bulb Replacement
Replace the rear turn signal bulbs by accessing the tail lamp assemblies from inside the cargo area. This is a simple repair, but be careful not to break the trim clips or over-tighten the lamp fasteners.
Difficulty Level: Beginner | Estimated Time: 0.5-1 hours
⚠️ Safety & Precautions
- Turn the ignition off and remove the key before starting.
- Let the rear lamps cool if they were recently on.
- Use care around trim panels so you do not crack the plastic.
- No battery disconnect is required for this repair.
🔧 Required Tools
You'll need the following tools for this repair:
- 10mm socket
- Ratchet
- Short extension
- Trim panel removal tool
- Gloves
- Safety glasses
🔩 Required Parts
HowToo sells all the parts you need for this repair:
- Rear turn signal bulb - Qty: 2
Assumption: your rear turn signal uses the common amber 7440A-style bulb.
📋 Before You Begin
- Park on level ground and set the parking brake.
- Open the rear liftgate for access to the tail lamp area.
- Have the new bulbs ready so you do not touch the glass with bare fingers.
🔨 Step-by-Step Instructions
Follow these steps in order:
Step 1: Open the rear access area
- Open the liftgate and go to the side with the burned-out turn signal bulb.
- Remove the small cargo-side trim cover near the tail lamp using a trim panel removal tool.
- Work slowly to avoid broken clips.
Step 2: Remove the tail lamp fasteners
- Use a 10mm socket, ratchet, and short extension to remove the tail lamp retaining nuts.
- Keep the hardware in a safe place.
Step 3: Remove the tail lamp assembly
- Pull the tail lamp straight rearward with both hands.
- If it feels stuck, wiggle it gently while pulling. Do not pry hard on the painted body panel.
Step 4: Replace the bulb
- Twist the turn signal bulb socket counterclockwise by hand and remove it from the lamp housing.
- Pull the old bulb straight out of the socket and install the new bulb.
- Make sure the bulb is fully seated before reinstalling the socket.
Step 5: Reinstall the tail lamp
- Reinstall the bulb socket into the lamp housing and twist it clockwise until locked.
- Set the tail lamp back into position and align the locating pins.
- Install the retaining nuts with the 10mm socket and snug them down.
- Torque to 5 Nm (44 in-lbs).
Step 6: Reinstall trim and test
- Reinstall the cargo trim cover by hand.
- Turn the ignition on and test the rear turn signal on both sides.
- Check that the lamp flashes normally and the lens is seated evenly.
✅ After Repair
- Test both rear turn signals and the hazard flashers.
- Verify the instrument cluster does not show a bulb warning.
- If one side still does not work, inspect the socket for corrosion or a loose connection.
💰 DIY vs Shop Cost
Shop Cost: $80-$180 (parts + labor)
DIY Cost: $10-$30 (parts only)
You Save: $70-$150 by doing it yourself!
Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 0.5-1 hours.
🎯 Ready to get started?
HowToo makes it easy: same-day/2-day shipping on every part, plus all the tools and specialty tools you need! Check out the parts and tools sections below to add everything to your cart.

















