diff --git a/src/modules/commander/PreflightCheck.cpp b/src/modules/commander/PreflightCheck.cpp index d7126cbee7..c955f9cef2 100644 --- a/src/modules/commander/PreflightCheck.cpp +++ b/src/modules/commander/PreflightCheck.cpp @@ -383,9 +383,15 @@ static bool airspeedCheck(orb_advert_t *mavlink_log_pub, bool optional, bool rep goto out; } - if (fabsf(airspeed.confidence) < 0.95f) { + /* + * Check if voter thinks the confidence is low. High-end sensors might have virtually zero noise + * on the bench and trigger false positives of the voter. Therefore only fail this + * for a pre-arm check, as then the cover is off and the natural airflow in the field + * will ensure there is not zero noise. + */ + if (prearm && fabsf(airspeed.confidence) < 0.95f) { if (report_fail) { - mavlink_log_critical(mavlink_log_pub, "PREFLIGHT FAIL: AIRSPEED SENSOR COMM ERROR"); + mavlink_log_critical(mavlink_log_pub, "PREFLIGHT FAIL: AIRSPEED SENSOR STUCK"); } success = false; goto out;