Common error codes our technicians see in the field. Find your code, learn what it means, and book a diagnostic if you need one.
Licensed
Serving Since
180-Day Warranty
Office hours Mon–Fri 8am–7pm · Sat 9am–4pm · Sun Closed (EDT)
2014
Serving Since
24/7/365
Emergency
FREE with repair — every tier goes toward your repair, $0 extra.
Standard Most appliances + brands | $99 |
Luxury High-end (Sub-Zero, Wolf, Miele, BlueStar, Thermador, etc.) | $125 |
Commercial Walk-in coolers, commercial laundry, restaurant equipment | $175 |
Warranty: 180-day parts and labor. Technician quotes the repair on-site before any work.
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Below are 20 common Cove error codes our technicians see in the field, ordered by severity. Find your code, see what it typically means, and call us if you need expert help. transparent service-call pricing (applied to repair).
| Code | What it means |
|---|---|
| E0 | Water fill error: The dishwasher is not filling with water within the expected time. Models: DW2450, DW2475 Fix: Technician will check water inlet valve, float switch, and water supply line. |
| E1 | Water drain error: The dishwasher is not draining water effectively. Models: DW2450, DW2475 Fix: Technician will inspect drain pump, drain hose for obstructions, and air gap. |
| E2 | Water leak detected: The dishwasher has detected a leak and shut off to prevent further damage. Models: DW2450, DW2475 Fix: Technician will locate and repair the source of the leak, often involving seals or hoses. |
| E6 | Main wash pump error: The pump responsible for circulating wash water is not working. Models: DW2450, DW2475 Fix: Technician will diagnose and replace the main wash pump if faulty. |
| E8 | Overheating error: The dishwasher has detected a temperature exceeding safe operating limits. Models: DW2450, DW2475 Fix: Technician will inspect heating element, thermostat, and control board for malfunctions. |
| EB | Circulation pump error: The pump that circulates water during the wash cycle is faulty. Models: DW2450, DW2475 Fix: Technician will diagnose and replace the circulation pump. |
| EC | Inlet valve failure: The valve controlling water entry into the dishwasher has failed. Models: DW2450, DW2475 Fix: Technician will replace the water inlet valve. |
| ED | Drain system blockage: An obstruction is preventing proper drainage. Models: DW2450, DW2475 Fix: Technician will clear any blockages in the drain hose, pump, or filter. |
| EH | Heating system fault: The dishwasher's heating element or related components are not functioning. Models: DW2450, DW2475 Fix: Technician will test and replace the heating element or thermostat. |
| EI | Motor fault: The motor for the circulation or drain pump is experiencing issues. Models: DW2450, DW2475 Fix: Technician will diagnose the motor issue and replace the relevant pump. |
| Code | What it means |
|---|---|
| E3 | Water temperature error: The water is not reaching the required temperature for washing. Models: DW2450, DW2475 Fix: Technician will check the water inlet valve, heating element, and temperature sensor. |
| E7 | Control panel communication error: The main control board is not communicating with the user interface. Models: DW2450, DW2475 Fix: Technician will check wiring harnesses and potentially replace the main control board or user interface. |
| E9 | Door latch error: The dishwasher door is not latching securely. Models: DW2450, DW2475 Fix: Technician will inspect and replace the door latch assembly if defective. |
| EA | Water level sensor error: The sensor that monitors water level is malfunctioning. Models: DW2450, DW2475 Fix: Technician will check the water level sensor and its connections. |
| EF | Sensor fault: A general sensor within the dishwasher has failed. Models: DW2450, DW2475 Fix: Technician will identify the specific faulty sensor and replace it. |
| EJ | Communication error between modules: Internal electronic components are not communicating. Models: DW2450, DW2475 Fix: Technician will check wiring and potentially replace control modules. |
| EL | Over-sudsing detected: Excessive suds are interfering with the wash cycle. Models: DW2450, DW2475 Fix: Technician will check detergent dispenser and ensure correct detergent is used; may check pump. |
| Code | What it means |
|---|---|
| E4 | Drying system error: The drying function is not operating correctly. Models: DW2450, DW2475 Fix: Technician will inspect the drying element, fan, and related sensors. |
| E5 | Rinse aid dispenser error: The rinse aid dispenser is not functioning properly. Models: DW2450, DW2475 Fix: Technician will check the rinse aid dispenser mechanism for blockages or failure. |
| EK | Water hardness sensor error: The sensor measuring water hardness is faulty. Models: DW2450, DW2475 Fix: Technician will check and replace the water hardness sensor if necessary. |
Call us — we've seen most Cove codes in the field. transparent service-call pricing (applied to repair).
Error code meanings are based on field observation by our technicians. Some codes may indicate multiple underlying issues — a diagnostic visit confirms the root cause. We are an independent appliance repair service and not affiliated with Cove or its parent manufacturer. Codes shown reflect common scenarios across the Cove product line; specific behavior may vary by model year and configuration.
Five steps from your first call to the warranty receipt. No surprises.
Your technician examines the appliance, listens to your description, and notes the model + serial for parts lookup. Visual + audio-based diagnostics first — non-invasive.
Targeted tests on the failing subsystem (compressor, control board, heating element, motor, etc.) to identify the exact root cause. You get a clear explanation, not jargon.
Up-front estimate before any work begins: cost, parts, and the realistic likelihood of success vs. recommending replacement on an old or uneconomical unit. You decide.
After the repair we run the appliance through its normal cycle on-site — never "it should work now, call us if it doesn't." You sign off when it's actually working.
Receipt with warranty terms in writing. Plus a quick walkthrough of how to extend the appliance's life (filter cleaning, drain maintenance, etc.) — included free.
GoogleSean was great. He explained everything, was kind and respectful. He really went out of his way not only to repair my dryer but made sure everything went back in place and ready to go. Thanks Sean you truly are a gentleman. I recommend 5 star excellent servic…
GoogleExcellent professionalism. Johnny on the spot actually answers and does what he says i will refer him to my real estate clients
GoogleExcellent professionalism. Johnny on the spot actually answers and does what he says i will refer him to my real estate clients
GoogleCalled Star appliance when our 5 year old Lg refrigerator went out. Had waited two days for lg to send a repair company out and the other company never showed up. I called star and Sean was at our house that afternoon. He dealt with lg, handled the warranty…
GoogleToday we replaced my garbage disposal. I think it was the fifth time I called Sean in the past six years. They are competent and price is sensible, but I always call Star because I trust them. Twice in the past they advised me to spend a little more and rep…
GoogleWow. Same day service, extremely detailed and clean! Honest, reliable! Even had to come back for an extra issue and took care of that as well! This was for our LG fridge…but there will be more for sure! Our new go-to appliance guy!
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