<\/span><\/h2>\nVi\u1ec7c ch\u1ecdn \u0111\u00fang d\u1ea7u b\u00f4i tr\u01a1n \u0111\u1ed9ng c\u01a1 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng v\u00e0 kh\u00f4ng th\u1ec3 coi th\u01b0\u1eddng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng l\u00ed do v\u00ec sao vi\u1ec7c n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng:<\/span><\/p>\n\n- T\u1ed1i \u01b0u ho\u00e1 hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1: <\/b>D\u1ea7u b\u00f4i tr\u01a1n \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c gi\u1ea3m ma s\u00e1t v\u00e0 hao m\u00f2n b\u00ean trong \u0111\u1ed9ng c\u01a1. Khi s\u1eed d\u1ee5ng lo\u1ea1i d\u1ea7u ph\u00f9 h\u1ee3p, c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ed9ng c\u01a1 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0, gi\u00fap t\u1ed1i \u01b0u ho\u00e1 hi\u1ec7u su\u1ea5t v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.<\/span><\/li>\n
- B\u1ea3o v\u1ec7 \u0111\u1ed9ng c\u01a1 kh\u1ecfi h\u01b0 h\u1ecfng: <\/b>D\u1ea7u b\u00f4i tr\u01a1n cung c\u1ea5p l\u1edbp m\u00e0ng b\u1ea3o v\u1ec7 cho c\u00e1c b\u1ed9 ph\u1eadn quan tr\u1ecdng trong \u0111\u1ed9ng c\u01a1. Vi\u1ec7c s\u1eed d\u1ee5ng lo\u1ea1i d\u1ea7u kh\u00f4ng ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 m\u00e0i m\u00f2n, t\u1ed5n th\u01b0\u01a1ng v\u00e0 h\u01b0 h\u1ecfng nhanh ch\u00f3ng cho c\u00e1c b\u1ed9 ph\u1eadn nh\u01b0 piston, van, v\u00e0 v\u00f2ng bi. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn s\u1ef1 gi\u1ea3m hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng v\u00e0 th\u1eadm ch\u00ed g\u00e2y ra s\u1ef1 h\u1ecfng h\u00f3c nghi\u00eam tr\u1ecdng.<\/span><\/li>\n
- \u0110\u1ea3m b\u1ea3o tu\u1ed5i th\u1ecd c\u1ee7a \u0111\u1ed9ng c\u01a1: <\/b>Ch\u1ecdn \u0111\u00fang d\u1ea7u b\u00f4i tr\u01a1n \u0111\u1ed9ng c\u01a1 c\u00f3 th\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a n\u00f3. D\u1ea7u b\u00f4i tr\u01a1n ph\u00f9 h\u1ee3p s\u1ebd gi\u00fap gi\u1ea3m s\u1ef1 hao m\u00f2n v\u00e0 oxi h\u00f3a, t\u1eeb \u0111\u00f3 b\u1ea3o v\u1ec7 c\u00e1c b\u1ed9 ph\u1eadn kh\u1ecfi s\u1ef1 t\u1ed5n th\u01b0\u01a1ng v\u00e0 gia t\u0103ng tu\u1ed5i th\u1ecd c\u1ee7a \u0111\u1ed9ng c\u01a1.<\/span><\/li>\n
- \u0110\u00e1p \u1ee9ng y\u00eau c\u1ea7u s\u1ea3n xu\u1ea5t v\u00e0 b\u1ea3o h\u00e0nh:<\/b> C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ed9ng c\u01a1 th\u01b0\u1eddng \u0111\u01b0a ra c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 v\u1ec1 lo\u1ea1i d\u1ea7u b\u00f4i tr\u01a1n c\u1ea7n s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u01b0u v\u00e0 duy tr\u00ec b\u1ea3o h\u00e0nh. S\u1eed d\u1ee5ng d\u1ea7u kh\u00f4ng \u0111\u00fang y\u00eau c\u1ea7u c\u00f3 th\u1ec3 l\u00e0m m\u1ea5t hi\u1ec7u l\u1ef1c b\u1ea3o h\u00e0nh v\u00e0 g\u00e2y ra c\u00e1c v\u1ea5n \u0111\u1ec1 kh\u00f4ng mong mu\u1ed1n.<\/span><\/li>\n
- Tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh:<\/b> C\u00e1c lo\u1ea1i d\u1ea7u b\u00f4i tr\u01a1n ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u0111\u1eb7t ra b\u1edfi c\u00e1c t\u1ed5 ch\u1ee9c ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 m\u00f4i tr\u01b0\u1eddng nh\u01b0 API (American Petroleum Institute), ACEA (European Automobile Manufacturers Association) v\u00e0 c\u00e1c t\u1ed5 ch\u1ee9c t\u01b0\u01a1ng t\u1ef1 kh\u00e1c. Vi\u1ec7c ch\u1ecdn \u0111\u00fang lo\u1ea1i d\u1ea7u ph\u00f9 h\u1ee3p s\u1ebd \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh v\u00e0 tr\u00e1nh c\u00e1c v\u1ea5n \u0111\u1ec1 ph\u00e1p l\u00fd v\u00e0 m\u00f4i tr\u01b0\u1eddng ti\u1ec1m t\u00e0ng.<\/span><\/li>\n<\/ol>\n
Vi\u1ec7c ch\u1ecdn \u0111\u00fang d\u1ea7u b\u00f4i tr\u01a1n \u0111\u1ed9ng c\u01a1 kh\u00f4ng ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a \u0111\u1ed9ng c\u01a1, m\u00e0 c\u00f2n \u0111\u1ea3m b\u1ea3o s\u1ef1 b\u1ea3o v\u1ec7, tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh, v\u00e0 gi\u00fap \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng t\u1ed1t nh\u1ea5t. Do \u0111\u00f3, vi\u1ec7c nghi\u00ean c\u1ee9u v\u00e0 ch\u1ecdn l\u1ef1a lo\u1ea1i d\u1ea7u ph\u00f9 h\u1ee3p l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1ec1n b\u1ec9 c\u1ee7a \u0111\u1ed9ng c\u01a1.<\/span><\/p>\n