🔧 Escape - Ignition Coil Replacement

Replacing the ignition coils on your Escape is a straightforward repair. The ignition coils sit on top of the engine and send high voltage to the spark plugs, so replacing a weak or failed coil can fix misfires, rough idle, poor acceleration, and a flashing check engine light.

Difficulty Level: Beginner | Estimated Time: 30-60 minutes

---

⚠️ Safety & Precautions

• ⚠️ Let the engine cool completely before starting; the coil area can be hot.
• ⚠️ Disconnect the negative battery cable before unplugging ignition coils.
• ⚠️ Do not pull on wiring harnesses; pull connectors by the plastic body only.
• ⚠️ Keep dirt and debris out of the spark plug wells.

---

🔧 Required Tools

You'll need the following tools for this repair:

• 8mm socket
• 10mm socket
• 1/4-inch drive ratchet
• 3-inch extension
• Torque wrench inch-pound capable
• Plastic trim tool
• Needle-nose pliers
• Compressed air duster
• Dielectric grease tube
• Safety glasses
• Nitrile gloves

---

🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Ignition coil - Qty: 1-4
• Spark plug well boot grease - Qty: 1

---

📋 Before You Begin

• Park your Escape on level ground and set the parking brake.
• Shift the transmission to Park.
• Open the hood and let the engine cool.
• Disconnect the negative battery cable using a 10mm socket.
• If replacing only one coil, label the bad coil location before removal. The cylinders are lined up across the top of the engine.

---

🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Open the hood and locate the ignition coils

• Put on safety glasses and nitrile gloves.
• The ignition coils are mounted on top of the engine valve cover.
• Each coil has one electrical connector and one small hold-down bolt.
• Take a photo before unplugging anything.

Step 2: Disconnect the battery

• Use a 10mm socket and 1/4-inch drive ratchet to loosen the negative battery terminal clamp.
• Move the negative cable aside so it cannot spring back onto the battery post.
• This prevents accidental electrical shorts while unplugging the coils.

Step 3: Clean around the coil area

• Use a compressed air duster to blow dirt away from the top of the valve cover and around each coil.
• This helps keep debris from falling into the spark plug wells. A spark plug well is the deep tube where the spark plug sits.

Step 4: Unplug the ignition coil connector

• Use your fingers to press the locking tab on the coil connector.
• If the tab is tight, use a plastic trim tool to gently help lift the lock.
• Pull the connector straight back by the plastic plug, not by the wires.
• If needed, use needle-nose pliers carefully on the connector body only.

Step 5: Remove the ignition coil bolt

• Use an 8mm socket, 3-inch extension, and 1/4-inch drive ratchet to remove the coil hold-down bolt.
• Set the bolt somewhere safe so it does not fall into the engine bay.

Step 6: Remove the ignition coil

• Grip the ignition coil firmly by the top.
• Twist it slightly left and right, then pull it straight upward.
• If it feels stuck, keep twisting gently while pulling upward.
• Do not pry hard against the plastic valve cover.

Step 7: Inspect the old coil

• Look for cracks, burn marks, oil, coolant, or heavy corrosion on the rubber boot.
• If the plug well has oil inside, the valve cover gasket may also need repair.
• If you are replacing all coils, remove and inspect one coil at a time to avoid mixing parts.

Step 8: Prepare the new ignition coil

• Apply a very small amount of dielectric grease tube inside the lower rubber boot of the new coil.
• Dielectric grease is a non-conductive silicone grease that helps seal moisture out of electrical boots.
• Use only a thin film; too much grease can prevent the boot from seating fully.

Step 9: Install the new ignition coil

• Push the new coil straight down into the spark plug well.
• You should feel the boot seat onto the spark plug.
• Line up the coil mounting hole with the valve cover bolt hole.

Step 10: Reinstall the coil bolt

• Start the bolt by hand first to avoid cross-threading.
• Use an 8mm socket, 3-inch extension, and torque wrench inch-pound capable to tighten the bolt.
• Torque to 6 Nm (53 in-lbs).
• Snug is enough; do not overtighten.

Step 11: Reconnect the coil connector

• Push the electrical connector onto the ignition coil until it clicks.
• Gently tug the connector body to confirm it is locked.

Step 12: Repeat for the remaining coils

• If replacing more than one coil, repeat Steps 4 through 11 for each coil.
• Use the 8mm socket, 3-inch extension, and torque wrench inch-pound capable for each coil bolt.
• Torque each coil bolt to 6 Nm (53 in-lbs).

Step 13: Reconnect the battery

• Place the negative battery cable back onto the battery post.
• Use a 10mm socket and 1/4-inch drive ratchet to tighten the terminal clamp.
• Tighten it until it cannot rotate by hand.

---

✅ After Repair

• Start your Escape and let it idle for 1-2 minutes.
• Listen for smooth idle and make sure the engine is not shaking.
• If the check engine light was on, it may need several drive cycles to turn off after the misfire is fixed.
• If the light is flashing or the engine still misfires, stop driving and scan for diagnostic trouble codes.
• Reset the clock and one-touch window function if needed after the battery disconnect.

---

💰 DIY vs Shop Cost

Shop Cost: $180-$550 (parts + labor)

DIY Cost: $35-$280 (parts only)

You Save: $145-$270 by doing it yourself!

Shop labor rates vary but typically run $100-$150/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.