求翻译：故障分析：此车无法启动是因为PCV线圈烧坏油泵不工作引起的。ECU外壳受压变形后，使ECU外壳与内部电路板接触短路，而ECU外壳本身就是接地电路的一部分，一旦与ECU主板接触断路就会烧坏，同时也是PCV电磁阀烧坏，导致发动机无法起动。是什么意思？

Failure Analysis: This car can not start due to because pcv coil burned out the pump does not work. exposure to short-circuit the ecu shell compression deformation the ecu shell and the internal circuit boards, and the ecu casing itself is part of the grounding circuit, once in contact with the ecu