Whirlpool Washer Error Code E1 – Causes and Fix

What Does the E1 Error Code Mean?

The E1 error code on a Whirlpool washer indicates a water supply issue. Your washer is telling you it's not getting enough water — or any water at all — within the expected timeframe.

This is one of the most common Whirlpool error codes, and the good news is that it's almost always fixable without calling a repair technician.

Common Causes of the E1 Error

Before diving into fixes, here are the most likely culprits:

• Water supply valves are turned off — the most common and simplest cause
• Kinked or clogged inlet hoses — restricting water flow
• Clogged inlet valve screens — mineral buildup blocking water
• Faulty water inlet valve — the valve itself has failed
• Low water pressure — your home's water pressure is too low

How to Fix the E1 Error (Step by Step)

Step 1: Check the Water Supply Valves

Look behind your washer for two valves (hot and cold). Make sure both are fully open by turning them counterclockwise. This fixes the problem about 40% of the time.

Step 2: Inspect the Inlet Hoses

1. Turn off the water supply
2. Disconnect both hoses from the back of the washer
3. Check for kinks, bends, or visible damage
4. Run water through them to check for blockages
5. Replace any damaged hoses

Step 3: Clean the Inlet Valve Screens

At the back of the washer where the hoses connect, you'll find small mesh screens:

1. Use needle-nose pliers to carefully pull out the screens
2. Rinse them under running water
3. Use an old toothbrush to remove mineral deposits
4. Replace the screens and reconnect the hoses

Step 4: Test the Water Inlet Valve

If the above steps didn't work, the inlet valve itself may be faulty:

1. You can test it with a multimeter for continuity
2. The valve should read between 500–1500 ohms
3. If it reads outside this range, replace the valve
4. Replacement valves cost $15–40 and are widely available

Step 5: Check Your Home's Water Pressure

Your washer needs at least 20 PSI to fill properly. If other faucets in your home also have low pressure, the issue is your water supply, not the washer.

When to Call a Professional

If you've tried all five steps and the E1 error persists, it may indicate a control board issue. At that point, calling a certified Whirlpool technician is the best path forward. Expect to pay $150–250 for diagnosis and repair.

Preventing Future E1 Errors

• Clean inlet screens every 6 months
• Replace rubber inlet hoses every 5 years (or switch to braided stainless steel)
• Don't close water valves too tightly — this can damage the valve seats
• Install a water pressure regulator if your home pressure exceeds 80 PSI