Draper ETOT 12v Lambda Oxygen Sensor Tester and Simulator

The Draper ETOT 12V Lambda Oxygen Sensor Tester and Simulator is a professional diagnostic tool designed for testing and simulating both Zirconia and Titania lambda sensors on petrol and diesel vehicles. This versatile device works with 1-4 wire oxygen sensors, whether heated or unheated, making it suitable for diagnostic work across a wide range of modern and older vehicle systems. The tester can simulate both rich and lean fuel mixtures, allowing technicians to monitor the ECU's response and verify proper engine management system operation. An integrated LED display shows