{"id":9835,"date":"2022-03-10T20:30:51","date_gmt":"2022-03-10T20:30:51","guid":{"rendered":"https:\/\/www.hexorcism.com\/19BP\/sm2565338\/"},"modified":"2022-03-10T20:30:51","modified_gmt":"2022-03-10T20:30:51","slug":"sm2565338","status":"publish","type":"page","link":"https:\/\/www.hexorcism.com\/19BP\/sm2565338\/","title":{"rendered":"A\/C CUT-OFF CONTROL [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))]"},"content":{"rendered":"
\n

A\/C CUT-OFF CONTROL [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))]<\/h3>\n<\/div>\n

SM2565338<\/p>\n

<\/p>\n
\n
\n
\n

id0140u0206200<\/p>\n



\n<\/a><\/p>\n

Outline<\/p>\n

\u2022 To improve drive performance and A\/C compressor reliability, the A\/C relay is turned off at the appropriate timing according to the engine operation conditions, and the A\/C operation is controlled.<\/div>\n



\n<\/a><\/p>\n

Block Diagram<\/p>\n\n\n\n
\n\n\n\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
atsuzn00000519<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n



\n<\/a><\/p>\n

Operation<\/p>\n

\u2022 The PCM stops current to the A\/C relay when any of the following conditions is met:<\/div>\n

\n

A\/C cut-off control operation conditions<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

Operation condition<\/p>\n<\/th>\n

\n

A\/C relay not energized<\/p>\n<\/th>\n

\n

Purpose<\/p>\n<\/th>\n<\/tr>\n<\/thead>\n

\n
At engine start<\/div>\n<\/td>\n
\n
Approx. 4 s<\/div>\n<\/td>\n
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Improved startability<\/div>\n<\/td>\n<\/tr>\n
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When engine is restarted by i-stop control<\/div>\n<\/td>\n
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Approx. 2 s<\/div>\n<\/td>\n
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Improved startability<\/div>\n<\/td>\n<\/tr>\n
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When high engine speed (approx. 7,500 rpm or more)<\/div>\n<\/td>\n
\n
\u2014<\/div>\n<\/td>\n
\n
A\/C compressor reliability assurance<\/div>\n<\/td>\n<\/tr>\n
\n
Accelerating from stop<\/div>\n<\/td>\n
\n
Approx. 3 s<\/div>\n<\/td>\n
\n
Acceleration from standstill performance improvement<\/div>\n<\/td>\n<\/tr>\n
\n
Accelerated<\/div>\n<\/td>\n
\n
Approx. 5 s<\/div>\n<\/td>\n
\n
Acceleration performance improvement<\/div>\n<\/td>\n<\/tr>\n
\n
Time under i-stop control<\/div>\n<\/td>\n
\n
\u2014<\/div>\n<\/td>\n
\n
i-stop function reliability improvement<\/div>\n<\/td>\n<\/tr>\n
\n
Refrigerant pressure 3.14 MPa {32.0 kgf\/cm 2<\/sup>, 455 psi} or more<\/div>\n<\/td>\n
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Refrigerant pressure decreases to 2.55 MPa {26.0 kgf\/cm 2<\/sup>, 370 psi} or less<\/div>\n<\/td>\n
\n
A\/C compressor reliability assurance<\/div>\n<\/td>\n<\/tr>\n
\n
Refrigerant pressure of 0.196 MPa {2.00 kgf\/cm 2<\/sup>, 28.4 psi} or less continues for 5 s or more<\/div>\n<\/td>\n
\n
Refrigerant pressure of 0.226 MPa {2.30 kgf\/cm 2<\/sup>, 32.8 psi} or more continues to 5 s or more<\/div>\n<\/td>\n
\n
A\/C compressor reliability assurance<\/div>\n<\/td>\n<\/tr>\n
\n
Drive-by-wire control malfunction<\/div>\n<\/td>\n
\n
\u2014<\/div>\n<\/td>\n
\n
Reverse driving performance assurance<\/div>\n<\/td>\n<\/tr>\n
\n
Panic braking determined<\/div>\n<\/td>\n
\n
\u2014<\/div>\n<\/td>\n
\n
Load performance assurance<\/div>\n<\/td>\n<\/tr>\n
\n
ECT sensor malfunction<\/div>\n<\/td>\n
\n
\u2014<\/div>\n<\/td>\n
\n
Engine protection<\/div>\n<\/td>\n<\/tr>\n
\n
Refrigerant pressure sensor malfunction<\/div>\n<\/td>\n
\n
\u2014<\/div>\n<\/td>\n
\n
A\/C compressor reliability assurance<\/div>\n<\/td>\n<\/tr>\n
\n
When high engine coolant temperature (approx. 116 \u00b0C {241 \u00b0F} or more)<\/div>\n<\/td>\n
\n
High engine coolant temperature: Continuously cuts off the A\/C, and if the engine coolant temperature decreases, it continues to cut-off the A\/C.<\/div>\n<\/td>\n
\n
Engine protection<\/div>\n<\/td>\n<\/tr>\n
\n
Travel on ascending road<\/div>\n<\/td>\n
\n
\u2014<\/div>\n<\/td>\n
\n
Ascent performance improvement<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
<\/div>\n
<\/div>\n
<\/div>\n

<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

A\/C CUT-OFF CONTROL [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))] SM2565338 id0140u0206200 Outline \u2022 To improve drive performance and A\/C compressor reliability, the A\/C relay is turned off at the appropriate timing according to the engine operation conditions, and the A\/C operation is controlled. Block Diagram atsuzn00000519 Operation \u2022 The PCM stops current to the A\/C relay when any of the following conditions is met: A\/C cut-off control operation conditions Operation condition A\/C relay not energized Purpose […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-9835","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages\/9835","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/comments?post=9835"}],"version-history":[{"count":0,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages\/9835\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/media?parent=9835"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}