⚡Standby Generator

E13

Westinghouse · WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready

Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready E13 Error Fix: Ground Fault Detected

A ground fault has been detected indicating electrical current leakage to ground. This is a critical safety hazard causing generator shutdown to prevent shock or fire risks.

critical2 fixes available

Quick Answer

Error E13 on the Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready means: Ground Fault Detected. The top-ranked community fix is “Test and Repair Wiring Harness” (hard difficulty, ~90 min, DIY cost: $60-$90). 2 community-ranked fixes available below.

Published February 2026 · 2 fixes · standby generator

Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.

Root Cause Analysis

Electrical Fault → Wiring Harness DamagedPrimary

Electrical Fault

When to Call a Professional

While many standby generator repairs can be done safely at home, consider hiring a qualified technician if:

The repair involves electrical wiring, gas lines, or refrigerant
You've tried the top-ranked fix and the error persists
You smell gas, see sparking, or notice water leaking
The repair requires specialized tools you don't have
Your appliance is still under manufacturer warranty

Average professional repair cost for this issue: $200-$300.

Other Westinghouse Models with Error E13

iGen2200 Inverter 1,800 Running Watts / 2,200 Peak Watts Portable Inverter Generator with Quiet Operation

inverter_generator · 2 fixes

iGen4500 Inverter 3,700 Running Watts / 4,500 Peak Watts Portable Inverter Generator with Remote Start

inverter_generator · 2 fixes

iGen4500DF Dual Fuel Inv

inverter_generator · 2 fixes

WGen12000DF Heavy Duty 12,000 Starting Watts / 9,500 Running Watts Dual Fuel Portable Generator with Electric Start

portable_generator · 2 fixes

WGen3600v Economy 3,600 Starting Watts / 3,000 Running Watts Portable Generator with Economy Mode

portable_generator · 2 fixes

WGen5300DFv Dual Fuel 5,300 Starting Watts / 4,250 Running Watts Dual Fuel Portable Generator with Electric Start

portable_generator · 2 fixes

WGen7500 Portable 7,500 Starting Watts / 6,000 Running Watts Portable Generator with Electric Start and Wheel Kit

portable_generator · 2 fixes

WGen9500DF 9,500 Watt Dual Fuel Portable Generator with 420cc Engine and Electric Start

portable_generator · 2 fixes

Other Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready Error Codes

E01

Low Oil Pressure

2 fixes

E02

Over Temperature Shutdown

2 fixes

E03

Battery Charging Failure

Fuel Supply Error

Battery Voltage Low

Generator Overload

Voltage Regulation Fault

2 fixes

E08

Engine Start Failure

2 fixes

People Also Ask About Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready Error E13

What does error code E13 mean on a Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready?

Error code E13 on the Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready means: Ground Fault Detected. A ground fault has been detected indicating electrical current leakage to ground. This is a critical safety hazard causing generator shutdown to prevent shock or fire risks.

How do I fix error code E13 on my Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready?

The most successful fix is "Test and Repair Wiring Harness" (hard difficulty, ~90 minutes). Estimated DIY cost: $60-$90. HomeMD has 2 community-ranked fixes for this error.

Is error code E13 on a Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready serious?

This error is rated critical severity. It is generally not urgent and can often be resolved with a simple DIY fix.

Can I fix Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready error E13 myself?

Yes — the top-ranked community fix ("Test and Repair Wiring Harness") is rated hard difficulty and takes about 90 minutes. Tools needed: Multimeter, Wire stripper, Soldering iron.

How much does it cost to repair Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready error E13?

DIY cost: $60-$90. Professional repair typically costs $200-$300. Many homeowners save money by trying the top-ranked community fix first.

What other error codes does the Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready have?

The Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready has 8 other known error codes, including: E01 (Low Oil Pressure), E02 (Over Temperature Shutdown), E03 (Battery Charging Failure), E04 (Fuel Supply Error), E05 (Battery Voltage Low), and 3 more.

Which other Westinghouse models have the E13 error?

Error code E13 also appears on 8 other Westinghouse models: iGen2200 Inverter 1,800 Running Watts / 2,200 Peak Watts Portable Inverter Generator with Quiet Operation, iGen4500 Inverter 3,700 Running Watts / 4,500 Peak Watts Portable Inverter Generator with Remote Start, iGen4500DF Dual Fuel Inv, WGen12000DF Heavy Duty 12,000 Starting Watts / 9,500 Running Watts Dual Fuel Portable Generator with Electric Start, WGen3600v Economy 3,600 Starting Watts / 3,000 Running Watts Portable Generator with Economy Mode, WGen5300DFv Dual Fuel 5,300 Starting Watts / 4,250 Running Watts Dual Fuel Portable Generator with Electric Start, and 2 more. The fix may vary by model, so check each model's specific page for tailored repair steps.

What other error codes does the Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready have?

The Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready has 8 other known error codes:

E01 — Low Oil Pressure (2 fixes)
E02 — Over Temperature Shutdown (2 fixes)
E03 — Battery Charging Failure (2 fixes)
E04 — Fuel Supply Error (2 fixes)
E05 — Battery Voltage Low (2 fixes)
E06 — Generator Overload (2 fixes)
E07 — Voltage Regulation Fault (2 fixes)
E08 — Engine Start Failure (2 fixes)

Which other Westinghouse models have the E13 error?

Error code E13 also appears on 8 other Westinghouse models:

iGen2200 Inverter 1,800 Running Watts / 2,200 Peak Watts Portable Inverter Generator with Quiet Operation (inverter generator) · 2 fixes
iGen4500 Inverter 3,700 Running Watts / 4,500 Peak Watts Portable Inverter Generator with Remote Start (inverter generator) · 2 fixes
iGen4500DF Dual Fuel Inv (inverter generator) · 2 fixes
WGen12000DF Heavy Duty 12,000 Starting Watts / 9,500 Running Watts Dual Fuel Portable Generator with Electric Start (portable generator) · 2 fixes
WGen3600v Economy 3,600 Starting Watts / 3,000 Running Watts Portable Generator with Economy Mode (portable generator) · 2 fixes
WGen5300DFv Dual Fuel 5,300 Starting Watts / 4,250 Running Watts Dual Fuel Portable Generator with Electric Start (portable generator) · 2 fixes
WGen7500 Portable 7,500 Starting Watts / 6,000 Running Watts Portable Generator with Electric Start and Wheel Kit (portable generator) · 2 fixes
WGen9500DF 9,500 Watt Dual Fuel Portable Generator with 420cc Engine and Electric Start (portable generator) · 2 fixes

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