How to Replace Spark Plugs on a 2018-2024 Nissan Kicks (Engine: Inline 4 1.6L)
Step-by-step DIY guide with required tools, parts, gap specs, torque specs, and safety tips for 2018, 2019, 2020, 2021, 2022, 2023, 2024
How to Replace Spark Plugs on a 2018-2024 Nissan Kicks (Engine: Inline 4 1.6L)
Step-by-step DIY guide with required tools, parts, gap specs, torque specs, and safety tips for 2018, 2019, 2020, 2021, 2022, 2023, 2024
🔧 Kicks - Spark Plug Replacement
This repair replaces the four spark plugs in your Kicks. Fresh spark plugs help the engine start smoothly, idle correctly, and maintain fuel economy.
Difficulty Level: Beginner | Estimated Time: 1-2 hours
⚠️ Safety & Precautions
- ⚠️ Work only on a completely cool engine to avoid burns and thread damage in the aluminum cylinder head.
- ⚠️ Disconnecting the battery is not required for this job, but keep the ignition OFF and the key away from the vehicle.
- ⚠️ Do not drop dirt into the spark plug wells. Dirt can fall into the engine when the plugs are removed.
- ⚠️ Do not overtighten spark plugs. The cylinder head is aluminum and the threads can strip.
- ⚠️ Replace one spark plug at a time so each ignition coil goes back in the same location.
🔧 Required Tools
You'll need the following tools for this repair:
- 10mm socket
- 8mm socket
- 3/8-inch ratchet
- 3/8-inch drive 6-inch extension
- 5/8-inch spark plug socket with rubber insert
- Torque wrench 5-30 ft-lb range
- Flathead screwdriver
- Needle-nose pliers
- Compressed air blower nozzle
- Spark plug gap gauge
- Clean shop towels
- Nitrile gloves
- Safety glasses
🔩 Required Parts
HowToo sells all the parts you need for this repair:
- Iridium spark plugs - Qty: 4
- Dielectric grease - Qty: 1 small tube
- Intake duct clamp if damaged - Qty: As needed
📋 Before You Begin
- 🅿️ Park your Kicks on level ground, shift to Park, and set the parking brake.
- ❄️ Let the engine cool fully. A cool engine protects the spark plug threads.
- 🔑 Turn the ignition OFF and keep the key away from the vehicle.
- 🧰 A spark plug socket has a rubber insert that grips the plug so you can lift it out without dropping it.
- 🧰 A torque wrench tightens fasteners to a measured amount so parts are not too loose or too tight.
- 🧰 Dielectric grease is a silicone grease used inside ignition coil boots to help keep moisture out. Do not put it on the metal spark plug threads.
🔨 Step-by-Step Instructions
Follow these steps in order:
Step 1: Remove the Engine Cover and Air Duct
- Put on safety glasses and nitrile gloves.
- Lift off the plastic engine cover by hand if equipped.
- Use a flathead screwdriver or 8mm socket to loosen the air intake duct clamp at the throttle body.
- Use needle-nose pliers to release any small hose clamp if a breather hose is attached to the duct.
- Move the air duct aside so you can reach the ignition coils on top of the engine.
- Take a phone photo first.
Step 2: Clean Around the Ignition Coils
- Use a compressed air blower nozzle to blow dirt away from the top of the engine.
- Wipe around each ignition coil with clean shop towels.
- Do not remove a spark plug until the area around it is clean.
Step 3: Disconnect the First Ignition Coil
- Choose one ignition coil to start with. Work on only one cylinder at a time.
- Press the electrical connector lock by hand and slide the connector off the ignition coil.
- If the connector is tight, use a flathead screwdriver gently to help release the tab. Do not pry on the wires.
- Use a 10mm socket and 3/8-inch ratchet to remove the ignition coil retaining bolt.
Step 4: Remove the Ignition Coil
- Pull the ignition coil straight up by hand.
- If it sticks, twist it gently while pulling upward.
- Set the coil aside in the same direction it came out.
- Inspect the rubber boot for oil, cracking, swelling, or carbon tracking. Carbon tracking looks like a thin black lightning mark.
Step 5: Remove the Old Spark Plug
- Use the compressed air blower nozzle to blow out the spark plug well.
- Install the 5/8-inch spark plug socket with rubber insert onto the 3/8-inch drive 6-inch extension and 3/8-inch ratchet.
- Lower the socket straight down onto the spark plug.
- Turn counterclockwise slowly to loosen the plug.
- Lift the old plug out carefully with the spark plug socket.
- If the plug feels stuck, stop and tighten it slightly, then loosen again slowly.
- Slow and straight prevents damage.
Step 6: Check the New Spark Plug
- Use a spark plug gap gauge to verify the new plug gap.
- The correct gap for your Kicks is typically 0.044 in / 1.1 mm.
- Do not forcefully bend the fine iridium center electrode. Iridium tips are delicate.
- Do not apply anti-seize to the spark plug threads unless the plug manufacturer specifically requires it. Most modern iridium plugs already have a thread coating.
Step 7: Install the New Spark Plug by Hand First
- Place the new spark plug into the 5/8-inch spark plug socket with rubber insert.
- Lower it straight into the spark plug well using the 3/8-inch drive 6-inch extension only, without the ratchet.
- Turn clockwise by hand for several full turns.
- If it does not turn easily by hand, back it out and start again. This prevents cross-threading, which means the plug is going in crooked.
Step 8: Torque the Spark Plug
- Attach the torque wrench 5-30 ft-lb range to the 5/8-inch spark plug socket with rubber insert and 3/8-inch drive 6-inch extension.
- Tighten the spark plug to Torque to 20 Nm (15 ft-lbs).
- Stop as soon as the torque wrench clicks.
Step 9: Reinstall the Ignition Coil
- Apply a small pea-sized amount of dielectric grease inside the end of the ignition coil boot.
- Push the ignition coil straight down onto the new spark plug until it seats fully.
- Use the 10mm socket and torque wrench 5-30 ft-lb range to install the coil bolt.
- Tighten the ignition coil bolt to Torque to 8 Nm (71 in-lbs).
- Reconnect the electrical connector until it clicks.
Step 10: Repeat for the Other Three Spark Plugs
- Use the same process with the 10mm socket, 5/8-inch spark plug socket with rubber insert, 3/8-inch drive 6-inch extension, and torque wrench 5-30 ft-lb range.
- Replace the remaining spark plugs one at a time.
- Keep each ignition coil matched to its original cylinder.
Step 11: Reinstall the Air Duct and Engine Cover
- Reposition the air intake duct onto the throttle body by hand.
- Use the flathead screwdriver or 8mm socket to tighten the duct clamp snugly.
- Reconnect any breather hose and use needle-nose pliers to reinstall the hose clamp if removed.
- Reinstall the engine cover by pressing it down by hand until seated.
- Make sure no tools or towels are left in the engine bay.
✅ After Repair
- ✅ Start the engine and let it idle for 1-2 minutes.
- ✅ Listen for smooth idle. A rough idle usually means a coil connector is not fully clicked in.
- ✅ Check that the air intake duct is fully seated and the clamp is tight.
- ✅ Take a short test drive and verify there is no hesitation, misfire, or check engine light.
- ✅ If the check engine light flashes, stop driving and recheck the ignition coil connectors immediately.
💰 DIY vs Shop Cost
Shop Cost: $180-$330 (parts + labor)
DIY Cost: $45-$110 (parts only)
You Save: $135-$220 by doing it yourself!
Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 0.8-1.2 hours.
🎯 Ready to get started?
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