Samsung Dishwasher Error 4C

⚡ Quick Answer: The Samsung Dishwasher error code 4C indicates a water supply issue, meaning the dishwasher is not receiving enough water or is failing to fill within... ✅ DIY Fixable

What Does Error 4C Mean?

The Samsung Dishwasher error code 4C indicates a water supply issue, meaning the dishwasher is not receiving enough water or is failing to fill within the expected time. This can lead to malfunctioning, such as beeping or blinking lights. Common causes include an insufficient water supply, a kinked or blocked water inlet hose, or a faulty water inlet valve. Addressing these issues can often resolve the error quickly.

Common Symptoms:

  • Dishwasher starts but displays 4C before or shortly after attempting to fill.
  • Dishwasher does not fill with water or fills very slowly. [NerdyTechBlog](
  • Inadequate water detected by internal sensors/triggers.

Possible Causes

  • Insufficient or interrupted water supply to dishwasher (medium)
  • Kinked or blocked water inlet hose or clogged inlet filter screen (medium)
  • Faulty water inlet valve (medium)

How to Fix Error 4C

DIY Fix Check water supply basics

  1. Ensure the water supply valve to the dishwasher is fully open. [NerdyTechBlog](
  2. Verify adequate water pressure at nearby household faucet. [NerdyTechBlog](
  3. Inspect the supply hose for kinks or visible blockages.
  4. Check and clean the inlet filter screen where the supply hose connects.

Technician Only Inspect and test inlet valve & internal components

  1. Disconnect dishwasher from power and water supply.
  2. Test water inlet valve continuity and operation with appropriate tools.
  3. Replace faulty water inlet valve if it fails testing.
  4. Check internal water level/pressure sensor and related connections if valve and supply are normal.

Parts needed: Water inlet valve, Inlet hose and seals, Internal water level/pressure sensor

🛑 When to Call a Pro:
  • If basic supply checks (valve, hose, filter) do not resolve the issue. [NerdyTechBlog](
  • If water inlet valve or internal sensors are suspected to be faulty.

Technical Specifications

wattage 15W
component Water Inlet Valve
resistance 10-20 ohms
part_number DC62-00180A
voltage_rating 120V AC

Common Questions

What does 4C error mean on Samsung Dishwasher?

The 4C error indicates a water supply issue, causing the dishwasher to fail to fill properly.

Can I fix Samsung Dishwasher 4C error myself?

Yes, check the water supply valve, hose for kinks, and ensure adequate water pressure.

How much does it cost to fix 4C error?

Repair costs range from $50 to $200+, depending on parts and service rates.

When should I call a technician for 4C?

Call a technician if basic checks do not resolve the issue or if internal components are suspected to be faulty.

Data last verified: 2026-01-10

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