C0110 – ABS Pump Motor Circuit Malfunction: Symptoms, Causes & Repairs

C0110 is a diagnostic code triggered when the ABS control module detects a fault in the ABS pump motor circuit, potentially affecting braking performance and safety.

❓ What is DTC Code C0110?

C0110 – Pump Motor Circuit Malfunction
This code appears when the ABS module can't properly activate the hydraulic pump motor, which assists in maintaining brake pressure during emergency braking.

⚠️ Symptoms of C0110

• 🚨 ABS light ON

• 🛠️ Brake pedal feels harder or unresponsive under heavy braking

• 🚗 Traction or stability control lights ON

• ❗ Inconsistent brake pressure

• ⚡ Possible burning smell from under the hood (if motor overheats)

🔍 Common Causes of C0110

1. ⚡ Faulty ABS pump motor

2. 🔧 Burned or corroded pump motor relay or fuse

3. 🔌 Damaged wiring or short circuit in the motor circuit

4. 💧 Moisture or corrosion at motor connector

5. 🧠 Internal failure in the ABS control module

🛠️ How to Fix C0110

✅ 1. Check Motor Circuit Wiring & Relays

Look for corroded or damaged wires and fuses.
👉 Shop ABS Electrical Wiring & Components →

✅ 2. Test ABS Pump Motor

Mechanics can test motor response via scanner tools.

✅ 3. Replace ABS Pump Motor (If Necessary)

If the pump is faulty, replace it with OEM-grade parts.
👉 ABS Pump Motors & Control Systems →

🚗 Commonly Affected Vehicles

🛒 Nayapurna Part Links for This Code

• ABS Pumps, Relays & Electrical Kits

• ABS Control Modules & Wiring

• Tata Brake System Parts

• Hyundai ABS Components

• Honda Brake & Stability Spares

💡 Pro Tips

• Disconnect battery before inspecting the ABS pump motor circuit

• Always scan the full system—C0110 may be linked with other ABS codes

• If ABS performance is compromised, avoid high-speed driving

✅ Final Words

If you're dealing with C0110, act quickly—your braking system’s safety function may be at risk. Get tested, durable ABS motor parts and wiring kits from nayapurnaonline.com to restore your car’s control and confidence.