E1 Error Code
📋 What Does E1 Mean?
Water Supply Error — the dishwasher is not receiving sufficient water.
🔍 Common Causes
- 1Water supply valve under sink turned off
- 2Inlet hose kinked
- 3Mesh filter at inlet clogged
- 4Low household water pressure
📞 When to Call a Pro
If water supply is confirmed good but error persists, inlet solenoid valve has likely failed.
🔧 DIY Fix Steps
- 1Check water shut-off valve under sink is fully open
- 2Straighten inlet hose
- 3Disconnect inlet hose and clean the mesh filter
- 4Check other fixtures for normal water pressure
Frequently Asked Questions
What does E1 mean on a Samsung dishwasher?
Water Supply Error — the dishwasher is not receiving sufficient water.
Can I fix E1 myself?
Yes, in many cases. Start with: check water shut-off valve under sink is fully open If that does not resolve it, if water supply is confirmed good but error persists, inlet solenoid valve has likely failed.
How much does it cost to repair error E1?
Estimated repair cost: $100–$250. This varies by region and technician.
Tools That Help With This Diagnosis
Basic troubleshooting tools grouped separately from the actual error-code explanation.
Multimeters
Useful for basic electrical checks when the repair path calls for it and the unit is safely isolated.
Driver sets
Useful when the first obstacle is simply reaching the part or hose involved.
Cleanup tools
Useful for drain and leak faults where standing water hides the problem.
Related Pages
More Samsung error codes
Browse related codes for the same brand and appliance family.
UE code page
Open another nearby code that often appears in the same troubleshooting path.
Troubleshooting guide hub
Open broader diagnosis, symptom, and first-step guides.
Diagnostic tools
See basic tools that help without mixing them into the code explanation itself.
Related Troubleshooting Guides
Washer Drain Error Guide
How to diagnose and fix long-drain, no-drain, and pump-related washer error codes.
Water Supply Error Guide
How to troubleshoot fill-time, no-water, and inlet-valve related appliance errors.
Dryer Heating Error Guide
What to check when a dryer overheats, fails to heat, or shows thermal and airflow-related error codes.