{"id":2385,"date":"2026-07-01T11:58:09","date_gmt":"2026-07-01T03:58:09","guid":{"rendered":"https:\/\/www.fulerdiesel.com\/identification-and-selection-of-oil-quality\/"},"modified":"2026-07-01T11:58:09","modified_gmt":"2026-07-01T03:58:09","slug":"identification-and-selection-of-oil-quality","status":"publish","type":"post","link":"https:\/\/www.fulerdiesel.com\/vi\/identification-and-selection-of-oil-quality\/","title":{"rendered":"X\u00e1c \u0111\u1ecbnh v\u00e0 l\u1ef1a ch\u1ecdn ch\u1ea5t l\u01b0\u1ee3ng d\u1ea7u"},"content":{"rendered":"

X\u00e1c \u0111\u1ecbnh v\u00e0 l\u1ef1a ch\u1ecdn ch\u1ea5t l\u01b0\u1ee3ng d\u1ea7u
\n(A) vi\u1ec7c x\u00e1c \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng d\u1ea7u \u0111\u1ed9ng c\u01a1 m\u1edbi v\u00e0 \u0111\u00e3 qua s\u1eed d\u1ee5ng
\nHi\u1ec7n nay, th\u1ecb tr\u01b0\u1eddng b\u00e1n d\u1ea7u kh\u00f4ng th\u1ef1c s\u1ef1 \u201cs\u1ea1ch s\u1ebd\u201d, t\u00ecnh tr\u1ea1ng h\u00e0ng k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng, h\u00e0ng nh\u00e1i \u0111\u01b0\u1ee3c b\u00e0y b\u00e1n tr\u00e0n lan. Khi c\u1ea7n mua d\u1ea7u, n\u1ebfu b\u1ea1n kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng nh\u1eadn bi\u1ebft ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 c\u00e1c lo\u1ea1i d\u1ea7u, n\u00ean nh\u1edd k\u1ef9 thu\u1eadt vi\u00ean chuy\u00ean m\u00f4n ho\u1eb7c ng\u01b0\u1eddi c\u00f3 kinh nghi\u1ec7m gi\u00fap l\u1ef1a ch\u1ecdn.
\n1. Quan s\u00e1t m\u00e0u s\u1eafc c\u1ee7a d\u1ea7u
\nD\u1ea7u ch\u00ednh h\u00e3ng \u0111\u00f3ng th\u00f9ng c\u00f3 m\u00e0u ch\u1ee7 y\u1ebfu l\u00e0 xanh nh\u1ea1t, v\u1edbi \u0111\u1ed9 b\u00f3ng r\u1ef1c r\u1ee1 v\u00e0 \u0111\u1ed9 \u0111\u1ed3ng nh\u1ea5t khi ch\u1ea3y. N\u1ebfu d\u1ea7u c\u00f3 m\u00e0u kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, xu\u1ea5t hi\u1ec7n c\u00e1c v\u1ec7t ch\u1ea3y v\u1edbi m\u00e0u s\u1eafc kh\u00e1c bi\u1ec7t, ho\u1eb7c l\u00e0 d\u1ea7u k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng ho\u1eb7c \u0111\u00e3 b\u1ecb h\u01b0 h\u1ecfng, vi\u1ec7c s\u1eed d\u1ee5ng lo\u1ea1i d\u1ea7u n\u00e0y s\u1ebd g\u00e2y h\u01b0 h\u1ecfng nghi\u00eam tr\u1ecdng cho \u0111\u1ed9ng c\u01a1. D\u1ea7u nh\u1eadp kh\u1ea9u c\u00f3 m\u00e0u v\u00e0ng \u00f3ng, h\u01a1i ng\u1ea3 xanh, trong su\u1ed1t nh\u01b0 pha l\u00ea, \u0111\u01b0\u1ee3c \u0111\u00f3ng trong th\u00f9ng ch\u1ea5t l\u01b0\u1ee3ng cao, m\u00e3 v\u1ea1ch tr\u00ean m\u00e9p th\u00f9ng r\u00f5 r\u00e0ng, g\u1ecdn g\u00e0ng, m\u00e0u s\u1eafc \u0111\u1ed3ng nh\u1ea5t v\u00e0 kh\u00f4ng c\u00f3 v\u1ebft ch\u1ed3ng ch\u00e9o; n\u1ebfu kh\u00f4ng \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n n\u00e0y, \u0111\u00f3 l\u00e0 h\u00e0ng gi\u1ea3.
\n2. X\u00e1c \u0111\u1ecbnh v\u00e0 ki\u1ec3m tra c\u1ea5p \u0111\u1ed9 \u0111\u1ed9 nh\u1edbt c\u1ee7a d\u1ea7u
\nD\u1ea7u \u0111\u00f3ng chai \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i: d\u1ea7u \u0111\u1ed9ng c\u01a1 x\u0103ng v\u00e0 d\u1ea7u \u0111\u1ed9ng c\u01a1 diesel. \u0110\u1ed9 nh\u1edbt c\u1ee7a d\u1ea7u \u0111\u1ed9ng c\u01a1 x\u0103ng \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh c\u00e1c c\u1ea5p HQ? 6, HQ? 6D, HQ? 10 v\u00e0 HQ? 15, b\u1ed1n lo\u1ea1i c\u1ea5p \u0111\u1ed9; c\u00e1c lo\u1ea1i c\u00f3 \u00edt ch\u1eef \u201cD\u201d n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, c\u00f2n c\u00e1c lo\u1ea1i c\u00f3 nhi\u1ec1u ch\u1eef \u201cD\u201d n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao. \u0110\u1ed9 nh\u1edbt c\u1ee7a d\u1ea7u \u0111\u1ed9ng c\u01a1 diesel \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo c\u00e1c c\u1ea5p \u0111\u1ed9 HC? 8, HC? 11 v\u00e0 HC? 14 \u2013 ba lo\u1ea1i c\u1ea5p \u0111\u1ed9, nguy\u00ean t\u1eafc s\u1eed d\u1ee5ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 d\u1ea7u \u0111\u1ed9ng c\u01a1 x\u0103ng. V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p m\u00e1y m\u00f3c Trung Qu\u1ed1c v\u00e0 qu\u00e1 tr\u00ecnh h\u1ed9i nh\u1eadp d\u1ea7n d\u1ea7n v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf, c\u00e1c c\u1ea5p \u0111\u1ed9 d\u1ea7u \u0111ang d\u1ea7n th\u00edch \u1ee9ng v\u1edbi ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf; m\u1ed9t s\u1ed1 c\u1ea5p \u0111\u1ed9 d\u1ea7u trong n\u01b0\u1edbc hi\u1ec7n nay \u0111\u00e3 \u00e1p d\u1ee5ng c\u00e1c c\u1ea5p \u0111\u1ed9 ti\u00eau chu\u1ea9n c\u1ee7a d\u1ea7u nh\u1eadp kh\u1ea9u, ph\u01b0\u01a1ng ph\u00e1p l\u1ef1a ch\u1ecdn c\u1ee5 th\u1ec3 c\u0169ng tu\u00e2n theo nguy\u00ean t\u1eafc t\u01b0\u01a1ng t\u1ef1.
\nV\u00ed d\u1ee5 v\u1ec1 d\u1ea7u nh\u1eadp kh\u1ea9u r\u00f2ng d\u00e0nh cho xe Toyota: xe limousine n\u00ean s\u1eed d\u1ee5ng d\u1ea7u 5W-40 d\u00f9ng cho m\u1ecdi \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft, m\u1eb7c d\u00f9 gi\u00e1 cao h\u01a1n nh\u01b0ng c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 b\u00f4i tr\u01a1n cho xe limousine; \u0111\u1ed9ng c\u01a1 diesel t\u0103ng \u00e1p n\u00ean s\u1eed d\u1ee5ng d\u1ea7u CD? 30; xe th\u00f4ng th\u01b0\u1eddng v\u00e0o m\u00f9a \u0111\u00f4ng n\u00ean d\u00f9ng d\u1ea7u SG10W ? 30, c\u00f2n v\u00e0o m\u00f9a h\u00e8 th\u00ec d\u00f9ng d\u1ea7u SG? 30.<\/p>\n

3. Ng\u1eedi m\u00f9i
\nD\u1ea7u \u0111\u1ea1t ti\u00eau chu\u1ea9n kh\u00f4ng \u0111\u01b0\u1ee3c c\u00f3 m\u00f9i l\u1ea1, ch\u1ec9 n\u00ean c\u00f3 m\u00f9i th\u01a1m nh\u1eb9. N\u1ebfu c\u00f3 b\u1ea5t k\u1ef3 m\u00f9i l\u1ea1 n\u00e0o, ho\u1eb7c m\u00f9i d\u1ea7u qu\u00e1 n\u1ed3ng, th\u00ec \u0111\u00f3 l\u00e0 d\u1ea7u k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng ho\u1eb7c kh\u00f4ng \u0111\u1ea1t ti\u00eau chu\u1ea9n, tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.
\n(B) X\u00e1c \u0111\u1ecbnh m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng d\u1ea7u
\nX\u00e1c \u0111\u1ecbnh t\u00ecnh tr\u1ea1ng ch\u1ea5t l\u01b0\u1ee3ng d\u1ea7u nh\u1eb1m x\u00e1c \u0111\u1ecbnh li\u1ec7u c\u00f3 c\u1ea7n thay d\u1ea7u hay kh\u00f4ng.
\n1. Xoay \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh
\nTh\u00e1o khay ch\u1ee9a d\u1ea7u ra, cho m\u1ed9t \u00edt d\u1ea7u l\u00ean ng\u00f3n tay r\u1ed3i xoay th\u1eed. Khi xoay, n\u1ebfu c\u1ea3m th\u1ea5y d\u00ednh ho\u1eb7c c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng k\u00e9o d\u00ednh, \u0111i\u1ec1u \u0111\u00f3 cho th\u1ea5y d\u1ea7u v\u1eabn c\u00f2n t\u1ed1t, c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng ho\u1eb7c c\u1ea7n ph\u1ea3i thay m\u1edbi.
\n2. D\u00f9ng que th\u1eed \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh
\nKhi soi ng\u01b0\u1ee3c \u00e1nh s\u00e1ng v\u00e0o que \u0111o m\u1ee9c d\u1ea7u, \u0111\u01b0\u1eddng v\u1ea1ch hi\u1ec7u chu\u1ea9n b\u1ecb l\u1ec7ch r\u00f5 r\u00e0ng; n\u1ebfu khi nh\u00ecn qua que \u0111o m\u1ee9c d\u1ea7u m\u00e0 kh\u00f4ng th\u1ea5y \u0111\u01b0\u1ee3c v\u1ea1ch kh\u1eafc tr\u00ean \u0111\u00f3, th\u00ec d\u1ea7u \u0111\u00e3 qu\u00e1 b\u1ea9n v\u00e0 c\u1ea7n ph\u1ea3i thay ngay l\u1eadp t\u1ee9c.
\n3. X\u00e1c \u0111\u1ecbnh h\u00e0nh vi b\u00e1n ph\u00e1 gi\u00e1
\nL\u1ea5y m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf d\u1ea7u v\u00e0o khay \u0111\u1ef1ng d\u1ea7u trong m\u1ed9t c\u00e1i b\u00ecnh, sau \u0111\u00f3 t\u1eeb t\u1eeb r\u00f3t d\u1ea7u t\u1eeb b\u00ecnh ra \u0111\u1ec3 quan s\u00e1t d\u00f2ng ch\u1ea3y, \u0111\u1ed9 b\u00f3ng v\u00e0 \u0111\u1ed9 nh\u1edbt c\u1ee7a d\u1ea7u. N\u1ebfu d\u00f2ng ch\u1ea3y c\u1ee7a d\u1ea7u v\u1eabn m\u1ea3nh v\u00e0 \u0111\u1ec1u \u0111\u1eb7n, \u0111i\u1ec1u n\u00e0y cho th\u1ea5y d\u1ea7u kh\u00f4ng b\u1ecb \u0111\u1eb7c l\u1ea1i v\u00e0 kh\u00f4ng c\u00f3 t\u1ea1p ch\u1ea5t, th\u00ec c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng trong m\u1ed9t th\u1eddi gian n\u1eefa, ho\u1eb7c c\u1ea7n ph\u1ea3i thay d\u1ea7u m\u1edbi.
\n4. Ki\u1ec3m tra c\u00e1c gi\u1ecdt d\u1ea7u
\nM\u1ed9t gi\u1ecdt d\u1ea7u l\u1ea5y t\u1eeb b\u1ec3 ch\u1ee9a d\u1ea7u; n\u1ebfu t\u00e2m gi\u1ecdt c\u00f3 \u0111\u1ed1m \u0111en l\u1edbn, m\u00e0u n\u00e2u s\u1eabm v\u00e0 th\u1eadm ch\u00ed kh\u00f4ng c\u00f3 t\u1ea1p ch\u1ea5t, nh\u01b0ng xung quanh xu\u1ea5t hi\u1ec7n c\u00e1c v\u1ebft th\u1ea5m nh\u1ecf m\u00e0u v\u00e0ng, th\u00ec \u0111i\u1ec1u n\u00e0y cho th\u1ea5y d\u1ea7u \u0111\u00e3 b\u1ecb bi\u1ebfn ch\u1ea5t v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c thay th\u1ebf. N\u1ebfu t\u00e2m gi\u1ecdt d\u1ea7u c\u00f3 \u0111\u1ed1m \u0111en nh\u1ecf h\u01a1n v\u00e0 nh\u1ea1t h\u01a1n, \u0111\u01b0\u1ee3c bao quanh b\u1edfi c\u00e1c v\u1ebft th\u1ea5m m\u00e0u v\u00e0ng l\u1edbn, \u0111i\u1ec1u n\u00e0y cho th\u1ea5y d\u1ea7u v\u1eabn c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng.
\nC\u1ea7n ki\u1ec3m tra ph\u1ea7n tr\u00ean sau khi t\u1eaft \u0111\u1ed9ng c\u01a1, khi d\u1ea7u ch\u01b0a k\u1ecbp l\u1eafng c\u1eb7n; n\u1ebfu kh\u00f4ng, k\u1ebft lu\u1eadn thu \u0111\u01b0\u1ee3c c\u00f3 th\u1ec3 kh\u00f4ng ch\u00ednh x\u00e1c. Do qu\u00e1 tr\u00ecnh l\u1eafng c\u1eb7n c\u1ee7a d\u1ea7u, l\u1edbp d\u1ea7u n\u1ed5i \u1edf ph\u1ea7n tr\u00ean th\u01b0\u1eddng l\u00e0 d\u1ea7u c\u00f2n t\u1ed1t; vi\u1ec7c ki\u1ec3m tra n\u00e0y ch\u1ec9 mang t\u00ednh b\u1ec1 ngo\u00e0i, trong khi d\u1ea7u \u0111\u00e3 b\u1ecb xu\u1ed1ng c\u1ea5p ho\u1eb7c c\u00e1c t\u1ea1p ch\u1ea5t v\u1eabn c\u00f2n \u0111\u1ecdng l\u1ea1i \u1edf \u0111\u00e1y b\u1ec3 ch\u1ee9a d\u1ea7u, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn b\u00e1o \u0111\u1ed9ng sai.
\nTh\u1ee9 hai, cho d\u1ea7u v\u00e0o v\u00e0 thay th\u1ebf
\n(A) v\u00e0 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh t\u1ef7 l\u1ec7 thay th\u1ebf
\nM\u1ed9t s\u1ed1 ng\u01b0\u1eddi cho r\u1eb1ng kh\u00f4ng th\u1ec3 b\u1ed5 sung d\u1ea7u \u0111\u1ed9ng c\u01a1 m\u00e0 ch\u1ec9 c\u00f3 th\u1ec3 thay m\u1edbi ho\u00e0n to\u00e0n; tuy nhi\u00ean, tr\u00ean th\u1ef1c t\u1ebf, vi\u1ec7c n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 d\u1ef1a tr\u00ean t\u00ecnh h\u00ecnh c\u1ee5 th\u1ec3. Vi\u1ec7c d\u1ea7u \u0111\u1ed9ng c\u01a1 b\u1ecb hao h\u1ee5t kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 ch\u1ea5t l\u01b0\u1ee3ng k\u00e9m h\u01a1n, m\u00e0 l\u00e0 do m\u1ed9t l\u00fd do n\u00e0o \u0111\u00f3 g\u00e2y ra; n\u1ebfu kh\u00f4ng thay th\u1ebf tr\u1ef1c ti\u1ebfp m\u00e0 ch\u1ec9 b\u1ed5 sung, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn l\u00e3ng ph\u00ed kh\u00f4ng c\u1ea7n thi\u1ebft. Sau khi ho\u00e0n th\u00e0nh qu\u00e1 tr\u00ecnh ch\u1ea1y roda, d\u1ea7u \u0111\u1ed9ng c\u01a1 m\u1edbi c\u1ea7n \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch k\u1ef9 l\u01b0\u1ee1ng v\u00e0 thay th\u1ebf c\u00e1c \u0111\u01b0\u1eddng d\u1eabn d\u1ea7u, kh\u00f4ng n\u00ean ch\u1ec9 b\u1ed5 sung; m\u1ee5c \u0111\u00edch c\u1ee7a vi\u1ec7c n\u00e0y l\u00e0 lo\u1ea1i b\u1ecf c\u00e1c t\u1ea1p ch\u1ea5t c\u01a1 h\u1ecdc sinh ra trong giai \u0111o\u1ea1n ch\u1ea1y roda. \u0110\u1ed1i v\u1edbi \u0111\u1ed9ng c\u01a1 ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n k\u00e9m, ch\u1eb3ng h\u1ea1n nh\u01b0 hi\u1ec7n t\u01b0\u1ee3ng r\u00f2 r\u1ec9 kh\u00ed nghi\u00eam tr\u1ecdng trong xi-lanh, d\u1ea7u m\u1edbi thay th\u1ebf th\u01b0\u1eddng s\u1ebd nhanh h\u1ecfng, v\u00e0 b\u1ea1n n\u00ean thay th\u1ebf b\u1eb1ng d\u1ea7u d\u00e0nh cho \u0111\u1ed9ng c\u01a1 \u0111\u00e3 qua \u0111\u1ea1i tu.
\nL\u01b0\u1ee3ng d\u1ea7u b\u00f4i tr\u01a1n c\u1ea7n b\u1ed5 sung sau khi ho\u00e0n t\u1ea5t vi\u1ec7c thay d\u1ea7u n\u00ean d\u1ef1a tr\u00ean t\u1ea7n su\u1ea5t ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3, nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 g\u1ea5p \u0111\u00f4i l\u01b0\u1ee3ng \u0111\u00e3 b\u1ed5 sung tr\u01b0\u1edbc \u0111\u00f3. N\u1ebfu b\u1ea1n \u0111\u00e3 b\u1ed5 sung l\u01b0\u1ee3ng d\u1ea7u b\u1ec1 m\u1eb7t \u0111\u1ee7, nh\u01b0ng th\u1ef1c t\u1ebf n\u00f3 ch\u1ee9a r\u1ea5t nhi\u1ec1u t\u1ea1p ch\u1ea5t keo v\u00e0 r\u1ea5t c\u00f3 h\u1ea1i cho qu\u00e1 tr\u00ecnh b\u00f4i tr\u01a1n, do \u0111\u00f3 hi\u1ec7u qu\u1ea3 b\u00f4i tr\u01a1n c\u1ee7a d\u1ea7u s\u1ebd gi\u1ea3m \u0111\u00e1ng k\u1ec3, s\u1ebd l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 hao m\u00f2n c\u01a1 h\u1ecdc. Do \u0111\u00f3, ti\u00eau chu\u1ea9n n\u00ean d\u1ef1a tr\u00ean vi\u1ec7c thay d\u1ea7u \u0111\u1ecbnh k\u1ef3. M\u1ed9t s\u1ed1 ng\u01b0\u1eddi v\u1eadn h\u00e0nh m\u00e1y m\u00f3c, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf n\u00f4ng th\u00f4n, \u0111\u1ec3 ti\u1ebft ki\u1ec7m ti\u1ec1n n\u00ean ti\u1ebfp t\u1ee5c b\u1ed5 sung d\u1ea7u kh\u00f4ng gi\u1edbi h\u1ea1n, v\u00e0 cu\u1ed1i c\u00f9ng khi\u1ebfn d\u1ea7u trong b\u1ec3 ch\u1ee9a c\u00f3 \u0111\u1ed9 nh\u1edbt gi\u1ed1ng nh\u01b0 nh\u1ef1a \u0111\u01b0\u1eddng, th\u1eadm ch\u00ed khi kh\u1edfi \u0111\u1ed9ng v\u00e0o m\u00f9a \u0111\u00f4ng c\u0169ng kh\u00f4ng th\u1ec3 kh\u1edfi \u0111\u1ed9ng \u0111\u01b0\u1ee3c do l\u1ef1c c\u1ea3n qu\u00e1 l\u1edbn. Nh\u01b0 m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u bi\u1ebft, ti\u1ebft ki\u1ec7m m\u1ed9t ch\u00fat ti\u1ec1n l\u1ea1i l\u00e0m h\u1ecfng c\u1ea3 m\u1ed9t chi\u1ebfc m\u00e1y.
\n(B) ph\u01b0\u01a1ng ph\u00e1p thay d\u1ea7u
\n1. Kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 cho \u0111\u1ebfn khi nhi\u1ec7t \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 \u0111\u1ea1t \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng, sau \u0111\u00f3 x\u1ea3 d\u1ea7u th\u1ea3i n\u00f3ng qua l\u01b0\u1edbi l\u1ecdc (bao g\u1ed3m c\u1ea3 d\u1ea7u th\u00f4 b\u00ean trong b\u1ed9 l\u1ecdc d\u1ea7u v\u00e0 b\u1ed9 t\u1ea3n nhi\u1ec7t).
\n2. Pha dung d\u1ecbch l\u00e0m s\u1ea1ch d\u1ea7u v\u00e0 d\u1ea7u diesel theo t\u1ef7 l\u1ec7 1:1, sau \u0111\u00f3 \u0111\u1ed5 dung d\u1ecbch n\u00e0y v\u00e0o \u0111\u1ec3 l\u00e0m s\u1ea1ch d\u1ea7u cho \u0111\u1ebfn khi \u0111\u1ea1t m\u1ee9c d\u1ea7u c\u1ea7n thi\u1ebft. Kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1, ch\u1ea1y \u1edf t\u1ed1c \u0111\u1ed9 trung b\u00ecnh trong 5 ~ 10 ph\u00fat; d\u1ea7u n\u00f3ng s\u1ebd l\u00e0m s\u1ea1ch c\u1eb7n b\u1ea9n; n\u1ebfu c\u1ea7n, c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i quy tr\u00ecnh l\u00e0m s\u1ea1ch hai l\u1ea7n.
\n3. V\u1ec7 sinh ho\u1eb7c thay th\u1ebf b\u1ed9 l\u1ecdc d\u1ea7u; \u0111\u1ed1i v\u1edbi b\u1ed9 l\u1ecdc d\u00f9ng m\u1ed9t l\u1ea7n th\u00ec ph\u1ea3i thay m\u1edbi; \u0111\u1ed1i v\u1edbi b\u1ed9 l\u1ecdc d\u1ea7u ly t\u00e2m, ch\u1ec9 c\u1ea7n r\u1eeda s\u1ea1ch khoang r\u00f4-to.
\n4. L\u1eafp b\u1ed9 l\u1ecdc d\u1ea7u; b\u1ed9 l\u1ecdc ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ed5 \u0111\u1ea7y d\u1ea7u s\u1ea1ch \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1ea7u l\u01b0u th\u00f4ng s\u1edbm trong c\u00e1c k\u00eanh d\u1eabn d\u1ea7u, nh\u1eb1m ng\u0103n ng\u1eeba s\u1ef1 hao m\u00f2n ngay t\u1eeb \u0111\u1ea7u.
\n5. Ch\u1ecdn lo\u1ea1i d\u1ea7u ph\u00f9 h\u1ee3p, \u0111\u1ed5 d\u1ea7u v\u00e0o khay ch\u1ee9a d\u1ea7u cho \u0111\u1ebfn khi d\u1ea7u ch\u1ea3y ra t\u1eeb l\u1ed7 x\u1ea3 c\u00f3 m\u00e0u trong, sau \u0111\u00f3 v\u1eb7n ch\u1eb7t n\u00fat x\u1ea3 d\u1ea7u v\u00e0 \u0111i\u1ec1u ch\u1ec9nh m\u1ef1c d\u1ea7u \u0111\u1ebfn m\u1ee9c c\u1ea7n thi\u1ebft.
\n6. Sau khi ki\u1ec3m tra \u00e1p su\u1ea5t d\u1ea7u, c\u1ea7n thay d\u1ea7u; n\u1ebfu \u00e1p su\u1ea5t c\u00f3 s\u1ef1 thay \u0111\u1ed5i, c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh theo c\u00e1c quy \u0111\u1ecbnh c\u00f3 li\u00ean quan trong \u0111\u01a1n \u0111\u1eb7t h\u00e0ng.
\n7. L\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u1ed5 d\u1ea7u \u0111\u1ed9ng c\u01a1, c\u1ea7n th\u1ef1c hi\u1ec7n quy tr\u00ecnh kh\u1edfi \u0111\u1ed9ng m\u00e0 kh\u00f4ng quay \u0111\u1ed9ng c\u01a1 cho \u0111\u1ebfn khi kim \u0111\u1ed3ng h\u1ed3 \u00e1p su\u1ea5t d\u1ea7u \u0111\u1ea1t m\u1ee9c quy \u0111\u1ecbnh trong h\u01b0\u1edbng d\u1eabn, tr\u01b0\u1edbc khi kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1, nh\u1eb1m tr\u00e1nh g\u00e2y m\u00e0i m\u00f2n s\u1edbm cho c\u00e1c b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng.
\nT\u00f3m l\u1ea1i, vi\u1ec7c l\u1ef1a ch\u1ecdn, ki\u1ec3m tra v\u00e0 thay th\u1ebf d\u1ea7u \u0111\u00fang c\u00e1ch kh\u00f4ng ch\u1ec9 gi\u00fap \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 m\u00e0 c\u00f2n l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng trong vi\u1ec7c k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a \u0111\u1ed9ng c\u01a1; do \u0111\u00f3, vai tr\u00f2 c\u1ee7a c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n v\u00e0 \u0111\u1ed9i ng\u0169 nh\u00e2n vi\u00ean b\u1ea3o tr\u00ec \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 r\u1ea5t cao.<\/p>","protected":false},"excerpt":{"rendered":"

Identification and selection of oil quality (A) the identification of new and used motor oil quality Currently, the market> market for the sale of oil is not so “pure”, shoddy, inferior charge excellent widespread. When you need to buy oil, if you do not have the ability to identify the quality of identification and grades, […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2385","post","type-post","status-publish","format-standard","hentry","category-news"],"acf":[],"yoast_head":"\nIdentification and selection of oil quality - Dalian Fuler Diesel Engine Co., Ltd.<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.fulerdiesel.com\/vi\/identification-and-selection-of-oil-quality\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Identification and selection of oil quality - Dalian Fuler Diesel Engine Co., Ltd.\" \/>\n<meta property=\"og:description\" content=\"Identification and selection of oil quality (A) the identification of new and used motor oil quality Currently, the market> market for the sale of oil is not so “pure”, shoddy, inferior charge excellent widespread. 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