{"id":798,"date":"2026-07-01T07:15:18","date_gmt":"2026-07-01T07:15:18","guid":{"rendered":"https:\/\/demo.autoboss.com\/index.php\/product\/pt670-digital-exhaust-back-pressure-gauge\/"},"modified":"2026-10-19T01:45:28","modified_gmt":"2026-10-19T01:45:28","slug":"pt670-digital-exhaust-back-pressure-gauge","status":"publish","type":"abcat_product","link":"https:\/\/autooltech.com\/vi\/product\/pt670-digital-exhaust-back-pressure-gauge\/","title":{"rendered":"PT670 \u0110\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t ng\u01b0\u1ee3c kh\u00ed x\u1ea3 k\u1ef9 thu\u1eadt s\u1ed1"},"content":{"rendered":"

\u0110\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t ng\u01b0\u1ee3c \u1ed1ng x\u1ea3 k\u1ef9 thu\u1eadt s\u1ed1 AUTOOL PT670 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n c\u00e1c v\u1ea5n \u0111\u1ec1 hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1 do t\u1eafc ngh\u1ebdn h\u1ec7 th\u1ed1ng x\u1ea3 ho\u1eb7c h\u1ea1n ch\u1ebf d\u00f2ng x\u1ea3. V\u1edbi ph\u1ea1m vi \u0111o t\u1eeb -500 \u0111\u1ebfn +2000 mbar v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c \u00b11.0% FS, m\u00e1y c\u00f3 m\u00e0n h\u00ecnh n\u1ec1n 2.8 inch \u0111\u1ec3 \u0111o ch\u00ednh x\u00e1c \u00e1p su\u1ea5t ng\u01b0\u1ee3c \u1ed1ng x\u1ea3.
\nNh\u1edd cung c\u1ea5p d\u1eef li\u1ec7u \u00e1p su\u1ea5t ch\u00ednh x\u00e1c thay v\u00ec d\u1ef1a v\u00e0o ph\u00e1n \u0111o\u00e1n theo kinh nghi\u1ec7m truy\u1ec1n th\u1ed1ng, PT670 gi\u00fap nhanh ch\u00f3ng x\u00e1c \u0111\u1ecbnh ngu\u1ed3n t\u1eafc ngh\u1ebdn \u1edf c\u00e1c b\u1ed9 ph\u1eadn quan tr\u1ecdng nh\u01b0 b\u1ed9 x\u00fac t\u00e1c, b\u1ed9 gi\u1ea3m thanh v\u00e0 \u1ed1ng x\u1ea3, h\u1ed7 tr\u1ee3 ch\u1ea9n \u0111o\u00e1n c\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p nh\u01b0 gi\u1ea3m c\u00f4ng su\u1ea5t \u0111\u1ed9ng c\u01a1, t\u0103ng m\u1ee9c ti\u00eau th\u1ee5 nhi\u00ean li\u1ec7u, ch\u1ea1y kh\u00f4ng t\u1ea3i kh\u00f4ng \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u00e8n c\u1ea3nh b\u00e1o s\u00e1ng, bao g\u1ed3m P0420 \u2013 Hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng x\u00fac t\u00e1c d\u01b0\u1edbi ng\u01b0\u1ee1ng.<\/p>\n

\n

T\u00ednh n\u0103ng<\/strong><\/h3>\n

Ki\u1ec3m tra \u0111\u1ed9 ch\u00ednh x\u00e1c cao:<\/strong>AUTOOL PT670 c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111o \u00b11.0% FS v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi h\u1ea7u h\u1ebft c\u00e1c m\u1eabu xe tr\u00ean th\u1ecb tr\u01b0\u1eddng, mang l\u1ea1i qu\u00e1 tr\u00ecnh ki\u1ec3m tra \u0111\u01a1n gi\u1ea3n, hi\u1ec7u qu\u1ea3 v\u00e0 ch\u00ednh x\u00e1c.<\/p>\n

\u0110\u1ecbnh v\u1ecb l\u1ed7i nhanh ch\u00f3ng:<\/strong>Kh\u00f4ng c\u1ea7n th\u00e1o b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n s\u01a1 b\u1ed9 t\u00ecnh tr\u1ea1ng t\u1eafc ngh\u1ebdn, gi\u00fap n\u00e2ng cao \u0111\u00e1ng k\u1ec3 hi\u1ec7u qu\u1ea3 ch\u1ea9n \u0111o\u00e1n.<\/p>\n

Ch\u1ea9n \u0111o\u00e1n ch\u00ednh x\u00e1c d\u1ef1a tr\u00ean d\u1eef li\u1ec7u:<\/strong>S\u1eed d\u1ee5ng d\u1eef li\u1ec7u \u00e1p su\u1ea5t kh\u00e1ch quan thay v\u00ec \u0111\u00e1nh gi\u00e1 d\u1ef1a tr\u00ean kinh nghi\u1ec7m, gi\u00fap tr\u00e1nh sai s\u1ed1 \u0111\u1ecdc do dao \u0111\u1ed9ng c\u1ee7a \u0111\u1ed3ng h\u1ed3 c\u01a1 truy\u1ec1n th\u1ed1ng.<\/p>\n

Gi\u1ea3m chi ph\u00ed s\u1eeda ch\u1eefa:<\/strong>Gi\u00fap ph\u00e1t hi\u1ec7n s\u1edbm \u00e1p su\u1ea5t ng\u01b0\u1ee3c kh\u00ed x\u1ea3 b\u1ea5t th\u01b0\u1eddng, gi\u1ea3m vi\u1ec7c thay th\u1ebf DPF kh\u00f4ng c\u1ea7n thi\u1ebft v\u00e0 nguy c\u01a1 s\u1eeda ch\u1eefa l\u1eb7p l\u1ea1i.<\/p>\n

T\u1eafc ngh\u1ebdn h\u1ec7 th\u1ed1ng x\u1ea3:<\/strong>Khi \u1ed1ng x\u1ea3 ho\u1eb7c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c b\u1ecb t\u1eafc, l\u01b0u l\u01b0\u1ee3ng kh\u00ed x\u1ea3 b\u1ecb h\u1ea1n ch\u1ebf, khi\u1ebfn hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1 gi\u1ea3m. \u0110\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t ng\u01b0\u1ee3c \u0111o ch\u00ednh x\u00e1c \u00e1p su\u1ea5t ng\u01b0\u1ee3c kh\u00ed x\u1ea3 \u0111\u1ec3 gi\u00fap x\u00e1c \u0111\u1ecbnh xem h\u1ec7 th\u1ed1ng x\u1ea3 c\u00f3 b\u1ecb t\u1eafc hay kh\u00f4ng v\u00e0 \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 t\u1eafc ngh\u1ebdn, t\u1eeb \u0111\u00f3 gi\u00fap kh\u1eafc ph\u1ee5c c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 gi\u1ea3m c\u00f4ng su\u1ea5t, t\u0103ng m\u1ee9c ti\u00eau hao nhi\u00ean li\u1ec7u v\u00e0 ch\u1ebf \u0111\u1ed9 kh\u00f4ng t\u1ea3i kh\u00f4ng \u1ed5n \u0111\u1ecbnh.<\/p>\n

Ch\u1ea9n \u0111o\u00e1n l\u1ed7i van x\u1ea3 v\u00e0 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c:<\/strong>L\u1ed7i \u1edf van x\u1ea3 ho\u1eb7c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c c\u00f3 th\u1ec3 g\u00e2y \u00e1p su\u1ea5t ng\u01b0\u1ee3c h\u1ec7 th\u1ed1ng x\u1ea3 qu\u00e1 m\u1ee9c v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a \u0111\u1ed9ng c\u01a1. \u0110\u1ed3ng h\u1ed3 \u00e1p su\u1ea5t ng\u01b0\u1ee3c c\u00f3 th\u1ec3 gi\u00fap ch\u1ea9n \u0111o\u00e1n ch\u00ednh x\u00e1c c\u00e1c t\u00ecnh tr\u1ea1ng n\u00e0y v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn \u0111\u00e8n c\u1ea3nh b\u00e1o s\u00e1ng, bao g\u1ed3m P0420 \u2013 Hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng x\u00fac t\u00e1c d\u01b0\u1edbi ng\u01b0\u1ee1ng.<\/p>\n

T\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1:<\/strong>\u00c1p su\u1ea5t ng\u01b0\u1ee3c kh\u00ed x\u1ea3 cao c\u00f3 th\u1ec3 h\u1ea1n ch\u1ebf d\u00f2ng kh\u00ed n\u1ea1p v\u00e0 kh\u00ed x\u1ea3 c\u1ee7a \u0111\u1ed9ng c\u01a1, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t v\u00e0 c\u00f4ng su\u1ea5t \u0111\u1ed9ng c\u01a1. B\u1eb1ng c\u00e1ch \u0111o \u00e1p su\u1ea5t ng\u01b0\u1ee3c kh\u00ed x\u1ea3, \u0111\u1ed3ng h\u1ed3 gi\u00fap \u0111\u00e1nh gi\u00e1 v\u00e0 t\u1ed1i \u01b0u h\u1ec7 th\u1ed1ng x\u1ea3 \u0111\u1ec3 h\u1ed7 tr\u1ee3 \u0111\u1ed9ng c\u01a1 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng.<\/p>\n

Ki\u1ec3m tra v\u00e0 b\u1ea3o d\u01b0\u1ee1ng h\u1ec7 th\u1ed1ng x\u1ea3:<\/strong>Ki\u1ec3m tra v\u00e0 b\u1ea3o d\u01b0\u1ee1ng h\u1ec7 th\u1ed1ng x\u1ea3 th\u01b0\u1eddng xuy\u00ean r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 xe v\u1eadn h\u00e0nh l\u00e2u d\u00e0i. Ki\u1ec3m tra \u00e1p su\u1ea5t ng\u01b0\u1ee3c \u1ed1ng x\u1ea3 \u0111\u1ecbnh k\u1ef3 gi\u00fap ph\u00e1t hi\u1ec7n c\u00e1c v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n c\u1ee7a h\u1ec7 th\u1ed1ng x\u1ea3 \u0111\u1ec3 k\u1ecbp th\u1eddi s\u1eeda ch\u1eefa ho\u1eb7c thay th\u1ebf, g\u00f3p ph\u1ea7n ng\u0103n ng\u1eeba c\u00e1c s\u1ef1 c\u1ed1 \u0111\u1ed9ng c\u01a1 do d\u00f2ng x\u1ea3 b\u1ecb h\u1ea1n ch\u1ebf.<\/p>\n

Ki\u1ec3m tra kh\u00ed th\u1ea3i b\u1ed5 tr\u1ee3:<\/strong>\u00c1p su\u1ea5t ng\u01b0\u1ee3c kh\u00ed x\u1ea3 b\u1ea5t th\u01b0\u1eddng c\u00f3 th\u1ec3 g\u00f3p ph\u1ea7n l\u00e0m xe ph\u00e1t th\u1ea3i qu\u00e1 m\u1ee9c ho\u1eb7c kh\u00f4ng \u0111\u1ea1t ki\u1ec3m \u0111\u1ecbnh kh\u00ed th\u1ea3i. \u0110\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t ng\u01b0\u1ee3c kh\u00ed x\u1ea3 cung c\u1ea5p d\u1eef li\u1ec7u ch\u00ednh x\u00e1c gi\u00fap \u0111\u00e1nh gi\u00e1 t\u00ecnh tr\u1ea1ng h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t kh\u00ed th\u1ea3i v\u00e0 x\u00e1c \u0111\u1ecbnh xe c\u00f3 \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n kh\u00ed th\u1ea3i \u00e1p d\u1ee5ng hay kh\u00f4ng.<\/p>\n

M\u00e0n h\u00ecnh n\u1ec1n 2.8 inch:<\/strong>M\u00e0n h\u00ecnh LCD hi\u1ec3n th\u1ecb gi\u00e1 tr\u1ecb \u0111o theo th\u1eddi gian th\u1ef1c v\u1edbi s\u1ed1 \u0111\u1ecdc r\u00f5 r\u00e0ng, s\u00e1ng \u0111\u1eb9p, gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb \u0111\u1ebfn hai ch\u1eef s\u1ed1 th\u1eadp ph\u00e2n.<\/p>\n

\u1ed0ng d\u1eabn ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao:<\/strong>\u1ed0ng d\u1eabn 140 cm \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng v\u1eadt li\u1ec7u ch\u1ecbu nhi\u1ec7t ch\u1ea5t l\u01b0\u1ee3ng cao, mang l\u1ea1i hi\u1ec7u su\u1ea5t an to\u00e0n v\u00e0 b\u1ec1n b\u1ec9 trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng ki\u1ec3m tra kh\u00e1c nhau.<\/p>\n

Ph\u1ee5 ki\u1ec7n t\u00e1n \u0111inh \u0111\u1ed3ng:<\/strong>C\u00e1c \u0111\u1ea7u n\u1ed1i c\u00f3 k\u1ebft c\u1ea5u b\u1ec1n b\u1ec9, ch\u1ed1ng m\u00e0i m\u00f2n v\u1edbi kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a v\u01b0\u1ee3t tr\u1ed9i cho \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i.<\/p>\n

Chuy\u1ec3n \u0111\u01a1n v\u1ecb b\u1eb1ng m\u1ed9t ch\u1ea1m:<\/strong>AUTOOL PT670 h\u1ed7 tr\u1ee3 nhi\u1ec1u t\u00f9y ch\u1ecdn \u0111\u01a1n v\u1ecb, bao g\u1ed3m \u0111\u01a1n v\u1ecb \u00e1p su\u1ea5t (mbar, inHg, psi, Torr) v\u00e0 \u0111\u01a1n v\u1ecb nhi\u1ec7t \u0111\u1ed9 (\u00b0C). Kh\u00f4ng c\u1ea7n t\u00ednh to\u00e1n th\u1ee7 c\u00f4ng gi\u00e1 tr\u1ecb quy \u0111\u1ed5i. Ch\u1ec9 c\u1ea7n chuy\u1ec3n sang \u0111\u01a1n v\u1ecb mong mu\u1ed1n \u0111\u1ec3 \u0111\u1ecdc tr\u1ef1c ti\u1ebfp k\u1ebft qu\u1ea3 \u0111o.<\/p>\n

\u0110\u01a1n v\u1ecb nhi\u1ec7t \u0111\u1ed9 c\u0169ng cung c\u1ea5p tham chi\u1ebfu theo th\u1eddi gian th\u1ef1c \u0111\u1ec3 theo d\u00f5i m\u00f4i tr\u01b0\u1eddng ki\u1ec3m tra, n\u00e2ng cao hi\u1ec7u qu\u1ea3, \u0111\u1ed9 an to\u00e0n v\u00e0 s\u1ef1 ti\u1ec7n l\u1ee3i khi ki\u1ec3m tra.<\/p>\n

Ch\u1ee9c n\u0103ng gi\u1eef d\u1eef li\u1ec7u:<\/strong>AUTOOL PT670 h\u1ed7 tr\u1ee3 gi\u1eef d\u1eef li\u1ec7u, nh\u1ea3 d\u1eef li\u1ec7u v\u00e0 \u0111\u01b0a v\u1ec1 0 ch\u1ec9 b\u1eb1ng m\u1ed9t thao t\u00e1c. \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u0103n dao \u0111\u1ed9ng s\u1ed1 \u0111\u1ecdc do c\u00e1c y\u1ebfu t\u1ed1 b\u00ean ngo\u00e0i nh\u01b0 tay rung v\u00e0 rung \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng, gi\u00fap ghi l\u1ea1i k\u1ebft qu\u1ea3 \u0111o ho\u1eb7c so s\u00e1nh v\u1edbi k\u1ebft qu\u1ea3 ki\u1ec3m tra sau \u0111\u00f3 d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n

B\u1ea3o h\u00e0nh 3 n\u0103m:<\/strong>\u0110\u1ed1i v\u1edbi h\u01b0 h\u1ecfng thi\u1ebft b\u1ecb do c\u00e1c y\u1ebfu t\u1ed1 kh\u00f4ng ph\u1ea3i con ng\u01b0\u1eddi g\u00e2y ra, AUTOOL cung c\u1ea5p ph\u1ee5 t\u00f9ng thay th\u1ebf mi\u1ec5n ph\u00ed trong v\u00f2ng ba n\u0103m. N\u1ebfu g\u1eb7p b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 n\u00e0o, vui l\u00f2ng li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i b\u1ea5t c\u1ee9 l\u00fac n\u00e0o. Ch\u00fang t\u00f4i s\u1ebd ph\u1ea3n h\u1ed3i k\u1ecbp th\u1eddi trong v\u00f2ng 24 gi\u1edd. Ch\u00fang t\u00f4i cam k\u1ebft ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1edbi s\u1ea3n ph\u1ea9m, kh\u00e1ch h\u00e0ng v\u00e0 \u0111\u1ed1i t\u00e1c c\u1ee7a m\u00ecnh.<\/p>\n<\/p><\/div>","protected":false},"excerpt":{"rendered":"

AUTOOL PT670 \u0110\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t ng\u01b0\u1ee3c kh\u00ed x\u1ea3 k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u1ec3 ki\u1ec3m tra t\u1eafc ngh\u1ebdn \u1ed1ng x\u1ea3, b\u1ed9 chuy\u1ec3n \u0111\u1ed5i x\u00fac t\u00e1c v\u00e0 h\u1ec7 th\u1ed1ng x\u1ea3.<\/p>","protected":false},"featured_media":799,"menu_order":0,"template":"","abcat_category":[10],"class_list":["post-798","abcat_product","type-abcat_product","status-publish","has-post-thumbnail","hentry","abcat_category-pressure-gauge"],"_links":{"self":[{"href":"https:\/\/autooltech.com\/vi\/wp-json\/wp\/v2\/abcat_product\/798","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/autooltech.com\/vi\/wp-json\/wp\/v2\/abcat_product"}],"about":[{"href":"https:\/\/autooltech.com\/vi\/wp-json\/wp\/v2\/types\/abcat_product"}],"version-history":[{"count":3,"href":"https:\/\/autooltech.com\/vi\/wp-json\/wp\/v2\/abcat_product\/798\/revisions"}],"predecessor-version":[{"id":1633,"href":"https:\/\/autooltech.com\/vi\/wp-json\/wp\/v2\/abcat_product\/798\/revisions\/1633"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/autooltech.com\/vi\/wp-json\/wp\/v2\/media\/799"}],"wp:attachment":[{"href":"https:\/\/autooltech.com\/vi\/wp-json\/wp\/v2\/media?parent=798"}],"wp:term":[{"taxonomy":"abcat_category","embeddable":true,"href":"https:\/\/autooltech.com\/vi\/wp-json\/wp\/v2\/abcat_category?post=798"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}