Division 7.6 F1
At the test start as defined in point 5.1. of Appendix 1, the vehicle shall move within 15 seconds. The vehicle stop during the entire cold start period, as defined in point 4 of Appendix 4, shall be kept to the minimum possible and it shall not exceed in total 90 seconds. If the engine stalls during the test, it may be restarted, but the sampling shall not be interrupted. If the engine stops during the test, the sampling shall not be interrupted.