E19
Westinghouse · WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready
The oil level sensor is malfunctioning or providing inaccurate readings, leading to false low oil level warnings and potential shutdowns.
Error E19 on the Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready means: Engine Oil Level Sensor Fault. The top-ranked community fix is “Replace Oil Level Sensor” (medium difficulty, ~45 min, DIY cost: $50-$70). 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.
While many standby generator repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $150-$220.
inverter_generator · 2 fixes
inverter_generator · 2 fixes
inverter_generator · 2 fixes
portable_generator · 2 fixes
portable_generator · 2 fixes
portable_generator · 2 fixes
portable_generator · 2 fixes
portable_generator · 2 fixes
The Westinghouse WH15000EC 15 kW Home Backup Standby Generator with Automatic Transfer Switch Ready has 8 other known error codes:
Error code E19 also appears on 8 other Westinghouse models:
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