1. Attentively examine components of seat belts (tapes, buckles, latches, anchor knots and the directing loops), checking them for existence of signs of wear or damages. 2. At turn of the ignition key in the situation RUN or START on the dashboard the control lamp has to light up. In parallel the alarm buzzer joins. At a passive design of system the humeral section of a belt has to be got on a rack And bodies of the car. 3. Make sure of serviceability of functioning of the inertial returnable device, - belts have to be blocked reliably at sharp breakthroughs, continuing to be exhausted thus freely at a smooth pulling. 4. In case of detection of defects or signs of violation of serviceability of functioning replace faulty components of assembly of a seat belt |