How to Replace Rear Turn Signal Bulbs on a 2018 Toyota Land Cruiser (Left or Right)
Step-by-step tail light bulb swap with required tools/parts, access panel tips, and quick testing steps
How to Replace Rear Turn Signal Bulbs on a 2018 Toyota Land Cruiser (Left or Right)
Step-by-step tail light bulb swap with required tools/parts, access panel tips, and quick testing steps


đź”§ Land Cruiser - Rear Turn Signal Bulb Replacement
Your Land Cruiser’s rear turn signal bulb sits inside the rear combination lamp (tail light). Replacing it usually means opening the rear hatch and removing a small access panel inside the cargo area so you can twist the bulb socket out.
Difficulty Level: Beginner | Estimated Time: 0.5-1.0 hours
⚠️ Safety & Precautions
- ⚠️ Turn the ignition OFF and remove the key before starting.
- ⚠️ Let the bulbs cool—rear bulbs can get hot.
- ⚠️ Don’t touch the glass of an incandescent bulb with bare fingers; oils can shorten bulb life.
- ⚠️ Support trim panels as you remove them to avoid cracking clips.
- 🔋 Battery disconnect is not required for this job.
đź”§ Required Tools
You'll need the following tools for this repair:
- Trim removal tool set (plastic)
- 10mm socket
- 1/4" drive ratchet
- Phillips screwdriver #2
- Flashlight
- Nitrile gloves
- Safety glasses
🔩 Required Parts
HowToo sells all the parts you need for this repair:
- Rear turn signal bulb (amber; match the type printed on your bulb such as 7440/7440A) - Qty: 1
- Rear turn signal bulb (amber; match the type printed on your bulb such as 7440/7440A) - Qty: 1 Replace in pairs recommended
đź“‹ Before You Begin
- Park on level ground and shift to Park.
- Open the rear hatch for access and lighting.
- Decide which side you’re replacing: left or right.
🔨 Step-by-Step Instructions
Follow these steps in order:
Step 1: Confirm the correct bulb location
- Turn the hazard lights ON briefly, then OFF, to identify which rear lamp section is blinking.
- Use flashlight to see which lens area flashes (this helps you grab the correct socket).
Step 2: Remove the interior access cover (cargo area)
- On the same side as the failed signal, locate the small trim/access door behind the tail lamp area.
- Use a trim removal tool set (plastic) to gently pry the cover open.
- If your access panel uses a fastener, remove it with a Phillips screwdriver #2 or 10mm socket and 1/4" drive ratchet (whichever your panel has).
- Go slow—clips pop out suddenly.
Step 3: Remove the rear turn signal bulb socket
- Reach through the opening and find the socket going into the tail lamp housing.
- Use your hand (or nitrile gloves for grip) to rotate the socket about 1/4 turn counterclockwise, then pull it straight out.
- If it’s tight, use the flashlight to confirm you’re turning the socket (not the wiring).
Step 4: Replace the bulb
- Pull the old bulb straight out of the socket using nitrile gloves.
- Install the new rear turn signal bulb (amber; match type printed on old bulb) by pushing it straight into the socket until fully seated.
- Don’t force it—aligned pins slide in smoothly.
Step 5: Reinstall the socket and test
- Insert the socket back into the lamp housing, making sure the O-ring seats evenly.
- Twist clockwise by hand until it locks.
- Turn the hazards ON to confirm the new bulb flashes at a normal speed.
Step 6: Reinstall the access cover
- Reinstall any fastener using a Phillips screwdriver #2 or 10mm socket with 1/4" drive ratchet.
- Press the access panel back into place by hand until clips fully snap in.
âś… After Repair
- Verify left and right turn signals and hazards both work.
- If the signal still “hyper-flashes” (blinks fast), double-check the bulb is fully seated and that you replaced the correct bulb.
- Check that the access cover is fully secured so it doesn’t rattle.
đź’° DIY vs Shop Cost
Shop Cost: ₹1,000-₹3,500 (parts + labor)
DIY Cost: ₹200-₹1,200 (parts only)
You Save: ₹800-₹2,300 by doing it yourself!
Shop labor rates vary but typically run ₹1,000-₹2,500/hour. This repair takes a shop approximately 0.5-1.0 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.

















