🔧 CR-V - Water Pump Replacement

On your CR-V’s 2.4L engine, the water pump is driven by the timing chain. Replacing it is a bigger job because the timing cover has to come off, and everything must be resealed carefully to prevent oil/coolant leaks.

Difficulty Level: Advanced | Estimated Time: 6-10 hours

---

⚠️ Safety & Precautions

• ⚠️ Work on a completely cool engine to avoid burns from hot coolant.
• ⚠️ Support the vehicle with jack stands; never rely on a floor jack alone.
• ⚠️ You will support the engine while removing the right-side mount—support it securely before unbolting the mount.
• ⚠️ Keep sealant and debris out of the engine; even small chunks can cause leaks or damage.
• ⚠️ Battery disconnect is recommended (negative terminal) before working near the starter/alternator wiring.

---

🔧 Required Tools

You'll need the following tools for this repair:

• Safety glasses
• Nitrile gloves
• Wheel chocks
• Floor jack (rated 3-ton minimum)
• Jack stands (rated 3-ton minimum)
• Drain pan (10-liter minimum)
• Funnel
• Shop rags
• Plastic trim clip remover
• 10mm socket
• 12mm socket
• 14mm socket
• 17mm socket
• 19mm socket
• 3/8" ratchet
• 1/2" breaker bar
• Socket extensions (3" and 6")
• Torque wrench (10-80 N·m range)
• Torque wrench (80-300 N·m range)
• Serpentine belt tool (long-handle) (specialty)
• Honda crank pulley holding tool (specialty)
• Flat plastic scraper
• Razor scraper
• Rubber mallet

---

🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Water pump assembly (2.4L) - Qty: 1
• Water pump O-ring / gasket - Qty: 1
• Timing cover sealant (HondaBond/RTV equivalent) - Qty: 1
• Engine coolant (Honda Type 2 premix equivalent) - Qty: 2 gallons (about 7.5 liters)
• Serpentine belt - Qty: 1 (recommended while apart)
• Crankshaft pulley bolt - Qty: 1 (recommended)

---

📋 Before You Begin

• 🧰 Park on level ground, set the parking brake, and chock the rear wheels.
• 🧰 Disconnect the battery negative terminal using a 10mm socket.
• 🧰 Lift the front of the vehicle with a floor jack and support it on jack stands.
• 🧰 Remove the right-front wheel using a 19mm socket.
• 🧰 Remove the right-side splash shield/clips using a plastic trim clip remover and 10mm socket.
• 🧰 Place a drain pan under the radiator drain and have a funnel ready.

---

🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Drain the coolant

• Remove the radiator cap (only when cool).
• Open the radiator drain using a flat blade screwdriver (or by hand if equipped) and drain into a drain pan.
• Close the drain once empty.

Step 2: Remove the accessory (serpentine) belt

• Relieve belt tension using a serpentine belt tool (long-handle) (specialty) on the tensioner.
• Slip the belt off and remove it from the engine bay.
• Tip: Take a photo of belt routing first.

Step 3: Support the engine and remove the right engine mount

• Place a floor jack (rated 3-ton minimum) under the engine with a block of wood on the jack pad to spread the load.
• Remove the right engine mount fasteners using 14mm socket and 17mm socket.
• Lift/adjust the engine slightly as needed to remove the mount cleanly.

Step 4: Remove the crankshaft pulley

• Install the Honda crank pulley holding tool (specialty) to hold the pulley.
• Remove the crank pulley bolt using a 19mm socket and 1/2" breaker bar.
• Remove the pulley (tap gently with a rubber mallet if stuck).
• When reinstalling later: Torque the crank pulley bolt to 245 N·m (181 ft-lb).

Step 5: Remove the timing chain cover (front cover)

• Remove any brackets/bolts blocking the cover using a 10mm socket and 12mm socket.
• Remove timing cover bolts using a 10mm socket and 12mm socket (note bolt locations/lengths).
• Carefully break the seal and remove the cover using a flat plastic scraper and light taps with a rubber mallet.
• Do not pry against sealing surfaces; you can cause leaks.

Step 6: Remove the water pump

• Place a drain pan under the pump area for leftover coolant.
• Remove the water pump mounting bolts using a 10mm socket.
• Remove the pump and the old O-ring/gasket.

Step 7: Install the new water pump

• Clean the mating surface carefully using a plastic scraper and shop rags.
• Install the new O-ring/gasket onto the new pump.
• Install the pump and hand-start all bolts.
• Tighten evenly with a 10mm socket: Torque water pump bolts to 12 N·m (9 ft-lb).

Step 8: Clean and reseal the timing cover

• Remove old sealant from the cover and engine surfaces using a razor scraper and shop rags.
• Wipe surfaces clean and dry; do not leave oil residue.
• Apply a continuous bead of timing cover sealant (HondaBond/RTV equivalent) per the sealant instructions.
• Reinstall the timing cover and start bolts by hand.
• Tighten cover bolts in stages using a 10mm socket and 12mm socket: Torque to 12 N·m (9 ft-lb).
• Tip: Let sealant skin before filling fluids.

Step 9: Reinstall crank pulley, mount, belt, and splash shield

• Reinstall crank pulley and bolt using a 19mm socket, Honda crank pulley holding tool (specialty), and a torque wrench (80-300 N·m range): Torque to 245 N·m (181 ft-lb).
• Reinstall the right engine mount using 14mm socket and 17mm socket: Torque mount fasteners to 54 N·m (40 ft-lb).
• Install the serpentine belt using a serpentine belt tool (long-handle) (specialty).
• Reinstall the splash shield using a 10mm socket and plastic trim clip remover.
• Reinstall the wheel using a 19mm socket: Torque lug nuts to 108 N·m (80 ft-lb).

Step 10: Refill and bleed the cooling system

• Refill coolant slowly using a funnel with Honda Type 2 premix equivalent.
• Start the engine and set the heater to HOT, fan on low.
• Let the engine warm up until the radiator fan cycles; top off as needed.
• Install the radiator cap, then fill the overflow bottle to the MAX line.

---

✅ After Repair

• ✅ Reconnect the battery using a 10mm socket if disconnected.
• ✅ Check for coolant leaks and oil seepage around the timing cover and water pump area with the engine running.
• ✅ Test drive 10-15 minutes, then recheck the coolant level after it cools completely.
• ✅ Watch the temperature gauge; it should stay normal.

---

💰 DIY vs Shop Cost

Shop Cost: ₹25,000-₹55,000 (parts + labor)

DIY Cost: ₹6,000-₹18,000 (parts only)

You Save: ₹19,000-₹37,000 by doing it yourself!

Shop labor rates vary but typically run ₹1,200-₹2,500/hour. This repair takes a shop approximately 6-10 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.