Reference Source

Er-18 · GA800 · Auto-Tuning Error

For Er-18 · GA800 · Auto-Tuning Error, brand is Yaskawa; model / series is GA800; fault code is Er-18; fault name is Back EMF Error; type is Auto-Tuning Error, verified against its source on 2026-09-01.

Brand
Yaskawa
Model / series
GA800
Fault code
Er-18 verified
Fault name
Back EMF Error verified
Type
Auto-Tuning Error verified
Cause
The result of the induced voltage tuning was not in the applicable range. verified
Corrective action
1. Make sure that the input motor nameplate data is correct. 2. Do Auto-Tuning again and correctly set the motor nameplate data. verified
Sourceyaskawa.com
Verified
Review by
DatasetIndustrial VFD fault and alarm codes by brand

What the source says

Er-18 Back EMF Error Flashing Auto-Tuning Error 144

yaskawa.com, retrieved 2026-09-01

Where each value comes from

This source states these in separate places, so each value is shown with the passage that states it.

Cause

The result of the induced voltage tuning was not in the applicable range.

Corrective action

1. Make sure that the input motor nameplate data is correct. 2. Do Auto-Tuning again and correctly set the motor nameplate data.

— all from yaskawa.com, retrieved 2026-09-01

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.