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Hyundai / Kia
🔴 High
Hyundai / Kia
C1604
ABS Hydraulic Pump Motor Fault
The C1604 fault on your Hyundai / Kia indicates a ABS Hydraulic Pump Motor Fault. Your Hyundai / Kia has registered an anomaly during a diagnostic self-test, indicating the system is struggling to reach its target operating range.
Brand
Hyundai / Kia
Fault Code
C1604
Severity
🔴 High
Models
i10/i20/i30/Tucson/Santa Fe, Picanto/Ceed/Sportage
🛠️ Diagnostic Overview
Difficulty Level
🛠️🛠️🛠️
Hard (Advanced)
Estimated Time
⏱️ 3-6 Hours
🧰 Required Tools
- ✓ Socket Wrench & Hand Tools
- ✓ Replacement Fuses
⚠️ Possible Causes
- Corroded or seized ABS pump motor
- Blown ABS fuse
- Faulty relay
- Wiring fault
🔧 Recommended Fixes
- Check ABS fuse and relay
- Test pump motor
- Rebuild or replace ABS hydraulic unit
🔴 This is a high-priority fault. Have the vehicle inspected by a qualified technician as soon as possible.
🚗 Commonly Affected Vehicles
🏭 Hyundai / Kia – Other Common Fault Codes