https://docs.emtronaustralia.com.au/engine-management/functions/lambda-control/sensor-calibration/index.htmlHeater Control During engine start-up, condensation forms in the exhaust which may damage the sensor. It is recommended to only start heating the LSU sensor after the engine is running and the moisture content in the exhaust has evaporated. The ECU has settings to prevent this damage; “Heater RPM Lockout” and “Heater Post Start Lockout” Typical Values:Hugoen-us