Westinghouse Water Heater Error 43

What Does Error 43 Mean?

The Westinghouse water heater error code 43 indicates a potential malfunction in the heating element, which typically results in a lack of hot water and may be accompanied by unusual clicking sounds. If you encounter this error, it's essential to document your specific model and contact Westinghouse support for further assistance.

Possible Causes

• Heating Element

How to Fix Error 43

DIY Fix Document exact model and contact Westinghouse support

1. Locate the exact model number and serial number on your Westinghouse water heater.
2. Take a clear photo of the error code display.
3. Contact Westinghouse customer support or your authorized service provider with the model and code information.

Technician Only Professional diagnostic inspection

1. Use manufacturer‑specific diagnostic tools and service manuals for the exact Westinghouse model.
2. Check system sensors, control board logs, and communication between control module and display.
3. Verify all gas, water, and electrical inputs are correct and within specification.

🛑 When to Call a Pro:

• Any signs of gas smell, leaks, or unsafe operation.
• Repeated error displays after basic resets.

Next step

Choose the next step for 43

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Model number required

Browse by model — no specific failed part is claimed

Model-compatible Water Heater parts

Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.

Enter your complete model number for compatible results

Apply

Where can I find the model number?

Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.

Find a part that fits my model

Search results are not a diagnosis. Verify both the complete appliance model and the retailer's fit information before ordering.

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.

Technical Specifications

wattage	4500W
component	Heating Element
resistance	10-20 ohms
part_number	WH-HE-1000
voltage_rating	240V AC

Common Questions

What does 43 error mean on Westinghouse water heater?

Error 43 indicates a malfunction in the heating element, leading to no hot water and possible clicking sounds.

Can I fix Westinghouse water heater 43 error myself?

You can document your model and error code, then contact Westinghouse support for further assistance.

How much does it cost to fix 43 error?

The estimated repair cost typically includes a service call fee, which varies by region.

When should I call a technician for 43?

Call a technician if you smell gas, notice leaks, or see repeated error displays after basic resets.

Sources & References

• General water heater error code 043 explanations from Japanese sources (community)

Data last verified: 2026-07-25