{"id":6064,"date":"2021-07-04T11:55:43","date_gmt":"2021-07-04T18:55:43","guid":{"rendered":"https:\/\/dognmonkey.com\/svlifevn\/?p=6064"},"modified":"2021-07-04T11:55:43","modified_gmt":"2021-07-04T18:55:43","slug":"sua-may-xe-rung","status":"publish","type":"post","link":"https:\/\/www.dognmonkey.com\/svlifevn\/sua-may-xe-rung.html","title":{"rendered":"S\u1eeda M\u00e1y Xe Rung"},"content":{"rendered":"
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T\u1eed h\u1ed3i t\u00f4i vi\u1ebft m\u1ea5y b\u00e0i v\u1ec1 xe, c\u00f3 m\u1ed9t v\u00e0i em c\u00f3 h\u1ecfi t\u00f4i v\u1ec1 b\u1ecbnh xe v\u00e0 \u0111i s\u1eeda, t\u1ed1n ti\u1ec1n m\u00e0 kh\u00f4ng h\u1ebft b\u1ec7n v\u00ec qu\u00e1 nhi\u1ec1u th\u1ee3 \u201chi\u1ec7p s\u0129 m\u00f9, nghe gi\u00f3 ki\u1ebfm\u201d m\u00e0 tai b\u1ecb \u0111i\u1ebfc. T\u00f4i kh\u00f4ng th\u1ec3 gi\u00fap t\u1ea5t c\u1ea3 m\u1ecdi ng\u01b0\u1eddi v\u00ec t\u00f4i ph\u1ea3i \u0111i l\u00e0m v\u00e0 lo chuy\u1ec7n nh\u00e0. H\u00f4m nay t\u00f4i mu\u1ed1n k\u1ec3 chuy\u1ec7n c\u1ed5 t\u00edch v\u1ec1 nh\u1eefng m\u00e1y xe b\u1ecb rung, b\u1ecb t\u1eaft m\u00e1y khi \u0111\u1eadu, gi\u1ef1t gi\u1ef1t khi nh\u1ea5n ga v\u00e0o s\u1ed1 xe. Th\u01b0\u1eddng \u0111i ra ti\u1ec7m, vi\u1ec7c \u0111\u1ea7u ti\u00ean l\u00e0 anh c\u1ea7n tune up, thay buri (sparkplugs), coils (\u0111i\u1ec7n cao cho buri \u0111\u1ed1t x\u0103ng v\u00e0 nhi\u1ec1u th\u1ee9 kh\u00f4ng d\u00ednh g\u00ec t\u1edbi m\u00e1y run l\u1ea9y b\u1ea9y.<\/em><\/div>\n
B\u1ed1 v\u1ee3 th\u00ec kh\u00f4n, mua xe Honda m\u1edbi, ch\u1ea1y cho b\u1ec1n, thay nh\u1edbt \u0111\u1ec1u \u0111\u1eb7n v\u00ec ng\u01b0\u1eddi kh\u00f4ng bi\u1ebft g\u00ec v\u1ec1 xe, m\u1ed9t ch\u1ee7, m\u00ecnh bi\u1ebft xe m\u00ecnh nh\u01b0 th\u1ebf n\u00e0o. B\u1ed1 ru\u1ed9t th\u00ec ta \u0111\u00e2y, ch\u00ea m\u1ecdi ng\u01b0\u1eddi kh\u00f4ng bi\u1ebft ch\u01a1i xe, \u0111i mua m\u1ed9t c\u00e1i MBZ nh\u1ecf c\u0169, t\u1ed1n c\u1ea3 t\u1ec9 m\u00e0 h\u01b0 l\u00ean, h\u01b0 xu\u1ed1ng, m\u1eb9 t\u00f4i n\u00f3i b\u00e1n th\u00ec s\u1ee3 m\u1ea5t ti\u1ec1n, gi\u1eef th\u00ec kh\u00f4ng xong, b\u1ea3 n\u00f3i \u201cb\u1ed1 m\u00e0y b\u00e2y gi\u1edd nh\u01b0 g\u00e1i ng\u1ed3i ph\u1ea3i c\u1ecdc\u201d, nghe m\u00e0 m\u1eafc c\u01b0\u1eddi, kh\u00f4ng ng\u1edd b\u1ea3 c\u00f3 nh\u1eefng c\u00e2u hay nh\u01b0 v\u1eady. Khi \u00f4ng gi\u00e0 v\u00e1c c\u00e1i xe v\u1ec1 l\u00e0 t\u00f4i bi\u1ebft \u00f4ng \u0111\u00e3 mua h\u1edb v\u00e0 sai l\u1ea7m, t\u00f4i n\u00f3i MBZ m\u00e0 kh\u00f4ng c\u00f3 ti\u1ec1n mua t\u1eeb \u201cE\u201d ho\u1eb7c \u201cS\u201d th\u00ec \u0111\u1eebng mua, xe \u201cC\u201d, \u0111\u00e1ng l\u1ec5 n\u00f3 ph\u1ea3i g\u1ecdi l\u00e0 \u201cD\u201d ho\u1eb7c \u201cF\u201d v\u00ec n\u00f3 l\u00e0m cho ng\u01b0\u1eddi kh\u00f4ng ti\u1ec1n nh\u01b0 ng\u01b0\u1eddi tr\u1ebb mu\u1ed1n ch\u1ea1y MBZ, BMW th\u00ec ph\u1ea3i t\u1eeb “5” tr\u1edf l\u00ean. Xe l\u00e0m kh\u00f4ng quality v\u00e0 l\u00e0m \u1edf nh\u1eefng n\u01b0\u1edbc nh\u1ecf ch\u1ee9 kh\u00f4ng ph\u1ea3i \u1edf \u0110\u1ee9c v\u00ec labor r\u1ebb h\u01a1n, n\u01b0\u1edbc nh\u1ecf \u1edf Europe, d\u00e2n v\u1eeba u\u1ed1ng r\u01b0\u1ee3u vang v\u1eeba v\u0103n \u1ed1c (c\u00e1i n\u00e0y t\u00f4i ch\u1ecdc \u1ed5ng th\u00f4i nh\u01b0ng c\u00f3 th\u1ec3 c\u00f3 th\u1eadt LOL). \u1ed4ng l\u1ea1i ch\u1eedi t\u00f4i, c\u00e1i kh\u1ed5 l\u00e0 \u1ed5ng \u1edf d\u01b0\u1edbi OC, v\u00e0 t\u00f4i \u1edf thung l\u0169ng hoa v\u00e0ng, kh\u00f4ng th\u1ec3 l\u00fac n\u00e0o c\u0169ng s\u1eeda \u0111\u01b0\u1ee3c cho \u1ed5ng. H\u00ean l\u00e0 xe Audi c\u1ee7a t\u00f4i v\u1eeba h\u1ebft h\u1ea1n lease 3 n\u0103m, c\u00f2n m\u1edbi, t\u00f4i d\u1ee5 \u1ed5ng mua l\u1ea1i v\u00ec m\u1ea5t gi\u00e1 r\u1ea5t nhi\u1ec1u v\u00e0 t\u00f4i s\u1ebd l\u1ea5y l\u1ea1i c\u00e1i xe kh\u1ed5 s\u1edf kia. H\u00ean qu\u00e1, \u1ed5ng b\u1eb1ng l\u00f2ng v\u00ec xe \u1ed5ng \u0111ang b\u1ecb t\u1eaft m\u00e1y khi \u0111\u1eadu l\u1ea1i, xe rung, v\u00e0 r\u1ed3 m\u00e1y th\u00ec gi\u1ef1t gi\u1ef1t, \u0111em ra ti\u1ec7m n\u00f3 \u0111\u00f2i thay h\u1ebft \u0111\u1ed3 \u0111i\u1ec7n l\u00ean t\u1edbi c\u1ea3 ng\u00e0n.<\/em><\/div>\n
\u0110em xe \u1ed5ng v\u1ec1, v\u1eeba l\u00e1i v\u1eeba run, mu\u1ed1n xe kh\u00f4ng t\u1eaft m\u00e1y th\u00ec ph\u1ea3i gi\u1eef gas cao khi \u0111\u1eadu l\u1ea1i, t\u1ed1n x\u0103ng kinh ho\u00e0ng. V\u1ec1 \u0111\u01b0\u1ee3c t\u1edbi thung l\u0169ng hoa v\u00e0ng qu\u00e1 m\u1eebng. Xe ch\u1ea1y c\u0169ng \u00eam d\u00f9 n\u00f3 nh\u1ecf, \u00eam h\u01a1n xe Honda Accord m\u1edbi h\u01a1n c\u1ee7a b\u00e0 x\u00e3, c\u0169ng \u0111\u01b0\u1ee3c.<\/em><\/div>\n
B\u00e2y gi\u1edd h\u00e3y n\u00f3i v\u1ec1 xe run l\u1ea9y b\u1ea9y khi idle (\u0111\u1eadu m\u00e0 ch\u01b0a ch\u1ea1y).<\/em><\/div>\n
1. Khi \u0111\u1ec1 m\u00e1y, xe n\u1ed5 li\u1ec1n l\u00e0 m\u1ecdi th\u1ee9 \u0111i\u1ec7n, x\u0103ng t\u1ed1t.<\/em><\/div>\n
2. Khi xe idle l\u1ea1nh, n\u00f3ng ph\u1ea3i gi\u1ed1ng nhau, n\u00f3 mu\u1ed1n idle t\u1ed1t th\u00ec m\u1ecdi m\u00e1y \u0111\u1ed1t \u0111\u1ec1u n\u00ean hi\u1ec7p s\u0129 m\u00f9 s\u1ebd ngh\u0129 l\u00e0 m\u00e1y \u0111\u1ed1t kh\u00f4ng \u0111\u1ec1u th\u00ec thay buri v\u00e0 coils, nh\u1eefng c\u00e1i n\u00e0y kh\u00f4ng bao gi\u1edd h\u01b0. Nh\u1eefng g\u00ec c\u00f3 th\u1ec3 l\u00e0m m\u00e1y rung ho\u1eb7c t\u1eaft m\u00e1y?<\/em><\/div>\n
3. Khi m\u00ecnh idle, c\u00e1i butterfly c\u1ee7a intake kh\u00f4ng m\u1edf r\u1ed9ng \u0111\u1ec3 l\u1ea5y gi\u00f3 v\u00e0o nh\u01b0 m\u00ecnh r\u1ed3 gas, th\u00ec t\u1ea5t c\u1ea3 nh\u1eefng th\u1ee9 g\u1eafn cho b\u1ed9 ph\u1eadn x\u0103ng, \u0111i\u1ec7n v\u00e0 crank case ph\u1ea3i ch\u1eb7t ch\u1ebd v\u00e0 kh\u00f4ng b\u1ecb h\u1edf v\u00ec x\u0103ng r\u1ec9 xu\u1ed1ng nh\u1ecf gi\u1ecdt v\u00e0 air v\u00e0o r\u1ea5t it. N\u1eb1m chung quanh c\u00e1i butterfly c\u00f3 AMF (Air Measurement Flow meter), c\u00e1i n\u00e0y b\u1ea5t c\u1ee9 xe n\u00e0o c\u00f3 FI (fuel injection) ph\u1ea3i c\u00f3 \u0111\u1ec3 n\u00f3 bi\u1ebft gi\u00f3 v\u00e0o nhi\u1ec1u hay \u00edt m\u00e0 x\u1ecbt x\u0103ng v\u00e0o m\u00e1y, c\u00e1i n\u00e0y c\u0169ng \u00edt khi h\u01b0 v\u00e0 r\u1ea5t quan tr\u1ecdng, ph\u1ea3i check cho d\u00e2y \u0111i\u1ec7n g\u1eafn v\u00e0o \u0111\u00e2y c\u00f3 b\u1ecb \u0111\u1ee9t hay l\u1ecfng kh\u00f4ng.<\/em><\/div>\n
4. Ngo\u00e0i AMF, x\u0103ng c\u00f2n nh\u1eefng b\u1ed9 ph\u1eadn \u0111o nhi\u1ec7t \u0111\u1ed9 v\u00e0 d\u00f9ng nh\u1eefng \u1ed1ng h\u00fat nh\u1ecf (vacuum hoses) \u0111\u1ec3 \u0111\u00f3ng m\u1edf nh\u1eefng b\u1ed9 ph\u1eadn d\u00ednh l\u00edu t\u1edbi emission control, n\u00ean nhi\u1ec1u xe hay b\u1ecb ECL \u0111\u00e8n l\u00ean ch\u1ec9 v\u00ec nh\u1eefng c\u00e1i \u1ed1ng h\u00fat n\u00e0y b\u1ecb l\u1ecfng ho\u1eb7c r\u1eddi ra kh\u1ecfi \u1ed1ng ch\u00ednh. M\u1ea5y c\u00e1i hose n\u00e0y r\u1ebb ti\u1ec1n, \u0111i mua v\u00e0i feet l\u00e0 c\u00f3 th\u1ec3 thay h\u1ebft m\u1ed9t lo\u1ea1t, c\u1ee9 c\u1eaft cho \u0111\u00fang chi\u1ec1u d\u00e0i v\u00e0 c\u1ee9 th\u1ebf g\u1eafn v\u00e0o ch\u1eb7t ch\u1ebd. Thay h\u1ebft l\u00e0 lo\u1ea1i r\u1ea5t nhi\u1ec1u b\u1ecbnh.<\/em><\/div>\n
5. Xe c\u00f2n c\u00f3 EGR valve v\u00e0 Crank Case breather, nh\u1eefng b\u1ed9 ph\u1eadn n\u00e0y kh\u00f4ng h\u01b0 d\u00f9 c\u00f3 h\u01b0 c\u0169ng d\u01b0\u1edbi $20, c\u00f3 thay m\u00f9 c\u0169ng kh\u00f4ng t\u1ed1n ti\u1ec1n nhi\u1ec1u, c\u00e1i n\u00e0y n\u00f3 l\u1ea5y h\u01a1i n\u00f3ng t\u1eeb exhaust v\u00e0 head \u0111\u1ec3 gi\u00fap FI \u0111\u1ed1t t\u1ed1t h\u01a1n m\u00e0 kh\u00f4ng b\u1ecb nhi\u1ec1u emission khi \u0111i l\u00e0m smog check (c\u00f2n oxygen sensor n\u1eefa nh\u01b0ng n\u00f3 kh\u00f4ng d\u00ednh t\u1edbi m\u00e1y rung).<\/em><\/div>\n
M\u1ed7i ng\u01b0\u1eddi c\u00f3 hai c\u00e1ch l\u00e0m, \u0111em t\u1edbi ti\u1ec7m nh\u1edd h\u1ecd l\u00e0m theo \u00fd m\u00ecnh th\u00ec h\u1ecd s\u1ebd h\u1ecfi anh l\u00e0 th\u1ee3 hay t\u00f4i? N\u1ebfu m\u1eaft m\u00ecnh b\u1ecb k\u00e9m th\u00ec nh\u1edd con m\u1eaft s\u00e1ng ra m\u00e0 ng\u1eafm nh\u1eefng s\u1ee3i d\u00e2y \u0111i\u1ec7n v\u00e0 vacuum hose, gi\u1ef1t ra gi\u1ef1t v\u00f4 coi n\u00f3 ch\u00f3 ch\u1eb7t kh\u00f4ng. Theo t\u00f4i, t\u00f4i mua 5 feet ($2\/ft) v\u1ec1 thay h\u1ebft, ph\u1ea3i l\u1ef1a cho \u0111\u00fang lo\u1ea1i, \u0111\u00fang size, \u0111\u1eebng m\u00f9 nh\u01b0 th\u1ee3. C\u00e1i n\u00e0y kh\u00f4ng 80% s\u1ebd ch\u1eefa b\u1ecbnh.<\/em><\/div>\n
C\u00f2n xe rung khi ch\u1ea1y, \u0111\u1eadu l\u1ea1i, r\u1ed3 m\u00e1y coi c\u00f3 b\u1ecb misfire hay kh\u00f4ng, misfire m\u00ecnh s\u1ebd th\u1ea5y n\u00f3 m\u00e1y rung kh\u00f4ng \u0111\u1ec1u, nh\u01b0ng c\u00e1i n\u00e0y c\u00f3 th\u1ec3 d\u00ednh t\u1edbi vacuum hose, b\u00e2y gi\u1edd m\u00ecnh cho l\u00e0 m\u00e1y r\u1ed3 th\u1eadt nhuy\u1ec5n, sang s\u1ed1, \u0111i th\u00ec xe rung, c\u00e1i n\u00e0y c\u00f3 th\u1ec3 d\u00ednh t\u1edbi engine v\u00e0 transmission MOUNTs, ki\u1ebfm ra nh\u1eefng c\u00e1i n\u00e0y thay n\u00f3 th\u00ec c\u00f3 th\u1ec3 n\u00f3 bi\u1ebfn m\u1ea5t.<\/em><\/div>\n
B\u00e2y gi\u1edd n\u00f3i t\u1edbi xe MBZ ngh\u00e8o c\u1ee7a \u00f4ng gi\u00e0, m\u1ed9t s\u00e1ng th\u1ee9 b\u1ea3y, th\u00e1o tung c\u00e1i air cleaner ra (\u00e0 air cleaner kh\u00f4ng bao gi\u1edd l\u00e0m xe ch\u00e0y rung, ngay c\u1ea3 kh\u00f4ng thay c\u1ea3 ch\u1ee5c n\u0103m), m\u1edf m\u1eaft to ng\u1eafm h\u1ebft d\u00e2y nh\u1ee3, vacuum hoses LOL. Nh\u00ecn \u0111au c\u1ea3 m\u1eaft, ch\u1ea1y lung tung, th\u1ea3o n\u00e0o th\u1ee3 n\u00e0o mu\u1ed1n \u201cng\u1eafm\u201d nh\u1eefng c\u00e1i n\u00e0y. Hai ba c\u00e1i hose m\u1ebb \u1edf \u1ed1ng ch\u00ednh, crank case hose th\u00ec b\u1ec3, bi\u1ebft b\u1ecbnh li\u1ec1n. \u0110i mua m\u1ed9t \u0111\u1ed1ng vacuum hoses v\u00e0 crank case hose \u1edf dealer, thay v\u00e0o, xe ch\u1ea1y em nh\u01b0 m\u1edbi (kh\u00f4ng bi\u1ebft n\u00f3 m\u1edbi nh\u01b0 th\u1ebf n\u00e0o, c\u1ee9 b\u1eeba \u0111i), kh\u00f4ng t\u1eaft m\u00e1y, ch\u1ea1y d\u1ecdt, x\u0103ng t\u1ed1t h\u01a1n, s\u1eeda xong ch\u1ea1y m\u1ed9t th\u1eddi gian, h\u01a1i l\u1eafc l\u01b0 v\u00ec nh\u1ecf, \u0111i b\u00e1n v\u00e0 mua l\u1ea1i Audi LOL.<\/em><\/div>\n
C\u00e1i kh\u00f3 ch\u1ec9nh b\u1ec7nh sau khi thay \u0111\u1ed3 \u0111i\u1ec7n nh\u01b0 l\u00e0 coils, m\u00ecnh kh\u00f4ng bi\u1ebft c\u00e1i coils m\u1edbi c\u00f3 \u0111\u00fang v\u00e0 t\u1ed1t nh\u01b0 c\u00e1i c\u0169 c\u1ee7a m\u00ecnh kh\u00f4ng, nhi\u1ec1u khi thay b\u1eady xong m\u00ecnh l\u1ea1i c\u00f3 b\u1ecbnh m\u1edbi t\u1eeb \u0111\u1ed3 m\u1edbi thay. C\u00e1i th\u00e2n l\u00e0m kh\u1ed5 c\u00e1i \u0111\u1eddi.<\/em><\/div>\n<\/div>\n

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