1. Engine oil and filter must be changed before installing turbocharger. On vehicles equipped with e

1. Engine oil and filter must be changed before installing turbocharger. On vehicles equipped with engine oil coolers, ensure that the cooler has been flushed clean or replace after engine and/or turbocharger bearing failure.

有谁帮我人工翻译一下，不要用网络上的翻译器翻译哦，这个我也会的，呵呵

发动机的机油和过滤器必须在安装涡轮增压器之前更换。对于配有发动机机油冷却装置的汽车，请确保冷却装置已经冲洗干净了。若发动机或者轴承有损坏过，请确保更换过冷却装置。