Since they are limited to 5 engines per season[0], they were probably very worried that the fault could lead to the loss of an engine. When I did racing, for even the most minor of faults&#x2F;errors&#x2F;&quot;that&#x27;s odd&quot;, large amounts of effort were put into correcting the fault if it was on the list of &quot;If this broke, we lost&quot;.<p>[0]: <a href="http:&#x2F;&#x2F;www.formula1.com&#x2F;content&#x2F;fom-website&#x2F;en&#x2F;championship&#x2F;inside-f1&#x2F;rules-regs&#x2F;Power_Unit_and_ERS.html" rel="nofollow">http:&#x2F;&#x2F;www.formula1.com&#x2F;content&#x2F;fom-website&#x2F;en&#x2F;championship&#x2F;...</a><p>edit: grammar fix