In the UK, new legislation came into force on March 20th 2013 meaning that MoTs become stricter in relation to airbags. From this date all airbag warning lights (SRS malfunction warning lights) on the dashboard must light up when the ignition is turned on and must go out once the car is startedThis tool is used to assist in the diagnosis of an airbag light being constantly on. Assists in the diagnosis of a failed air bag unit, failed airbag clock spring, seat-belt pre-tensioners, etc. Connect in place of the air bag unit to allow the system to test for easy confirmation of component failureThe tool is a 2.5 ohms resistor with two pin probes and when connected to the associated wiring effectively becomes a “dummy” airbagFollow all health and safety guidance for air bags