AutoCodeFix
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Accident Estimate
ABS / BrakesModerate⚠️ Professional Recommended

C0110

Pump Motor Circuit Open

The ABS hydraulic pump motor circuit has an open circuit fault.

SeverityModerate
CategoryABS / Brakes
Est. Repair Cost$250-$700
Code TypeChassis
DIY RepairProfessional

⚡ Common Causes

⚠️ Symptoms

✅ How to Fix — Step by Step

  • Step 1:Check ABS pump fuse and relay
  • Step 2:Test pump motor for continuity
  • Step 3:Inspect wiring for open circuit
  • Step 4:Replace pump motor if failed

🔧 Diagnostic Tools Required

Using the correct diagnostic tools helps identify the root cause of C0110 before replacing parts unnecessarily. Always confirm the fault using live data and manufacturer-recommended diagnostic procedures.

💡 Pro Tip: Listen for the ABS pump self-test click/hum on startup - if it's silent, the motor or its fuse is the first place to check.

Repair Cost Estimate

Full Repair Estimate
$250-$700
DIY Possible?
PRO
Severity
Moderate

Frequently Asked Questions

What does OBD2 code C0110 mean?+
C0110 stands for Pump Motor Circuit Open. The ABS hydraulic pump motor circuit has an open circuit fault.
What causes code C0110?+
Blown ABS pump motor fuse; Failed pump motor; Damaged wiring; Corroded relay
How do I fix code C0110?+
Check ABS pump fuse and relay; Test pump motor for continuity; Inspect wiring for open circuit; Replace pump motor if failed
How much does it cost to fix C0110?+
Estimated repair cost for C0110 is $250-$700.
Is C0110 DIY-friendly?+
C0110 typically requires professional equipment and a qualified mechanic.

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