{"id":530,"date":"2025-07-16T18:25:37","date_gmt":"2025-07-16T23:25:37","guid":{"rendered":"https:\/\/www.perfectpower.pro\/fr\/?page_id=530"},"modified":"2026-01-06T06:00:18","modified_gmt":"2026-01-06T11:00:18","slug":"bmw-m3-e46-arthur","status":"publish","type":"page","link":"https:\/\/www.perfectpower.pro\/fr\/bmw-m3-e46-arthur\/","title":{"rendered":"BMW M3 E46 &#8211; Arthur"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center\">Voiture<\/h2>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Voiture:<\/strong> BMW M3 E46 (200x) &#8211; Arthur<\/p>\n\n\n\n<p><strong>Moteur:<\/strong> 3.2 24S (L6) (S54B32)<\/p>\n\n\n\n<p><strong>Donn\u00e9es constructeur:<\/strong> 343 ch @ 7900 rpm &#8211; 365 Nm @ 4900 rpm<\/p>\n\n\n\n<p><strong>Calculateur:<\/strong>&nbsp;Siemens MSS 54<\/p>\n\n\n\n<p><strong>Cartographie (David &amp; Vincent):<\/strong> Optimisation des performances (r\u00e9glage optimal VANOS \u2013 Injection \u2013 Allumage)<\/p>\n\n\n\n<p><strong>Configuration:<\/strong> Boite \u00e0 air Carbone-M &#8211; Ligne d\u00e9catalys\u00e9e &#8211; Collecteur Supersprint<\/p>\n\n\n\n<p><strong>Carburant:<\/strong>&nbsp;SP 98<\/p>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025-768x1024.jpg\" alt=\"\" class=\"wp-image-520\" srcset=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025-768x1024.jpg 768w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025-375x500.jpg 375w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025-1152x1536.jpg 1152w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025-1024x1365.jpg 1024w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025-810x1080.jpg 810w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025.jpg 1512w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n<\/div>\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\">Pes\u00e9e PerfectPower<\/h2>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Date:<\/strong> Lundi 7 Juillet 2025<\/p>\n\n\n\n<p><strong>Lieu:<\/strong> France (91)<\/p>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025-768x1024.jpg\" alt=\"\" class=\"wp-image-520\" srcset=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025-768x1024.jpg 768w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025-375x500.jpg 375w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025-1152x1536.jpg 1152w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025-1024x1365.jpg 1024w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025-810x1080.jpg 810w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-1_07072025.jpg 1512w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-2_07072025-768x1024.jpg\" alt=\"\" class=\"wp-image-521\" srcset=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-2_07072025-768x1024.jpg 768w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-2_07072025-375x500.jpg 375w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-2_07072025-1152x1536.jpg 1152w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-2_07072025-1024x1365.jpg 1024w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-2_07072025-810x1080.jpg 810w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PeseeP-2_07072025.jpg 1512w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>R\u00e9sultat:<\/strong> 1575 kg avec le plein (63 L)<\/p>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\">Fiche Voiture PerfectPower<\/h2>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"492\" height=\"1024\" src=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-FV_07072025-492x1024.jpg\" alt=\"\" class=\"wp-image-1601\" srcset=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-FV_07072025-492x1024.jpg 492w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-FV_07072025-240x500.jpg 240w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-FV_07072025-768x1599.jpg 768w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-FV_07072025-738x1536.jpg 738w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-FV_07072025-984x2048.jpg 984w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-FV_07072025-1024x2131.jpg 1024w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-FV_07072025-519x1080.jpg 519w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-FV_07072025.jpg 1080w\" sizes=\"auto, (max-width: 492px) 100vw, 492px\" \/><\/figure>\n<\/div>\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Note:<\/strong> La masse voiture est donn\u00e9e avec le plein (standard PerfectPower et constructeur) et la masse additionnelle avec une personne de 80 kg \u00e0 bord (standard arbitraire), mais ces deux champs doivent bien entendu \u00eatre syst\u00e9matiquement adapt\u00e9s aux conditions r\u00e9elles de mesure lors de chaque s\u00e9ance!<\/p>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\">R\u00e9sultats PerfectPower<\/h2>\n\n\n\n<div style=\"height:75px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\">S\u00e9ance unique \u2013 R\u00e9glage<\/h2>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Date:<\/strong> Lundi 7 Juillet 2025<\/p>\n\n\n\n<p><strong>Lieu:<\/strong> France (91)<\/p>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Logiciel:<\/strong>&nbsp;PerfectPower Andro\u00efd 7.1.3<\/p>\n\n\n\n<p><strong><strong>Mat\u00e9riel<\/strong>:<\/strong>&nbsp;Xiaomi MI 8 de David +&nbsp;<a href=\"https:\/\/www.racebox.pro\/products\/racebox-mini\" target=\"_blank\" rel=\"noreferrer noopener\">RaceBox Mini<\/a>&nbsp;25&nbsp;Hz pilot\u00e9e par PerfectPower<\/p>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Conditions de mesure:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mode 2 \u201cGPS only\u201d<\/li>\n\n\n\n<li>Norme DIN 70020 (r\u00e9sultats au moteur et corrig\u00e9s pour 1013 hPa et 20\u00b0 C)<\/li>\n\n\n\n<li>Calcul des pertes sur param\u00e8tres (mode standard \u00e0 PerfectPower)<\/li>\n\n\n\n<li>Avec 3 personnes \u00e0 bord (Arthur &amp; Vincent &amp; David) et avec le plein<\/li>\n\n\n\n<li>En 2\u00e8me de 2000 \u00e0 8200 rpm (rupteur)<\/li>\n\n\n\n<li>Avec le&nbsp;<a href=\"https:\/\/a.co\/d\/bJZkxoT\" target=\"_blank\" rel=\"noreferrer noopener\">support pare-brise magn\u00e9tique universel WIXGEAR<\/a>&nbsp;m\u00eame si cela n\u2019a pas d\u2019importance en mode 2<\/li>\n\n\n\n<li>R\u00e9sultat officiel de chaque carto test\u00e9e = Moyenne de 2 mesures r\u00e9alis\u00e9es dans les 2 sens de la route selon la stricte recommandation de PerfectPower afin d\u2019\u00e9liminer les effets de pente de route et de vent<\/li>\n<\/ul>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-center\">I) Carto finale (carto 11)<\/h3>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>R\u00e9sultat officiel = Moyenne des 2 mesures<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"492\" height=\"1024\" src=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-1-RP2OC11F_07072025-492x1024.jpg\" alt=\"\" class=\"wp-image-522\" srcset=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-1-RP2OC11F_07072025-492x1024.jpg 492w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-1-RP2OC11F_07072025-240x500.jpg 240w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-1-RP2OC11F_07072025-768x1599.jpg 768w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-1-RP2OC11F_07072025-738x1536.jpg 738w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-1-RP2OC11F_07072025-984x2048.jpg 984w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-1-RP2OC11F_07072025-1024x2131.jpg 1024w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-1-RP2OC11F_07072025-519x1080.jpg 519w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-1-RP2OC11F_07072025.jpg 1080w\" sizes=\"auto, (max-width: 492px) 100vw, 492px\" \/><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"492\" height=\"1024\" src=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-2-GP2OC11F_07072025-492x1024.jpg\" alt=\"\" class=\"wp-image-523\" srcset=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-2-GP2OC11F_07072025-492x1024.jpg 492w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-2-GP2OC11F_07072025-240x500.jpg 240w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-2-GP2OC11F_07072025-768x1599.jpg 768w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-2-GP2OC11F_07072025-738x1536.jpg 738w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-2-GP2OC11F_07072025-984x2048.jpg 984w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-2-GP2OC11F_07072025-1024x2131.jpg 1024w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-2-GP2OC11F_07072025-519x1080.jpg 519w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-2-GP2OC11F_07072025.jpg 1080w\" sizes=\"auto, (max-width: 492px) 100vw, 492px\" \/><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Comparaison des r\u00e9sultats avec les donn\u00e9es constructeur de ce moteur (S54B32):<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>Puissance maxi: + 1,2 ch &amp; + 0,3 %<\/em><\/li>\n\n\n\n<li><em>Couple maxi: &#8211; 5,7 Nm &amp; &#8211; 1,6 %<\/em><\/li>\n<\/ul>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Rappel:<\/strong> Le S54B32 fait partie de ces quelques moteurs qui ont \u00e9t\u00e9 homologu\u00e9s avec la politique dite du moteur &#8220;maximal&#8221;, qui consiste \u00e0 retenir pour l&#8217;homologation le moteur le plus puissant parmi tous ceux mesur\u00e9s! Cette politique \u00e9tait tr\u00e8s en vogue dans les ann\u00e9es 80-90 pour nombre de voitures sportives, mais nous pouvons noter avec amusement que la BMW M3 E46 \u00e9tant du d\u00e9but des ann\u00e9es 2000, elle a quelque peu prolong\u00e9 la tradition!<\/p>\n\n\n\n<p>Typiquement, un S54B32 standard d\u00e9livre autour de 325 ch (soit 5 % de &#8220;perte&#8221; par rapport au S54B32 de r\u00e9f\u00e9rence BMW&#8230;), et&nbsp;<strong>sur cette base, nous observons un gain de 19 ch (344 &#8211; 325) &amp; 6 %<\/strong>.<\/p>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Note:<\/strong> On ne peut pas pleinement s&#8217;en rendre compte si l&#8217;on n&#8217;est pas un sp\u00e9cialiste des BMW M3 E46, mais les courbes de puissance et de couple de cette M3 E46 sont MAGNIFIQUES, superbement remplies du d\u00e9but (2000 rpm) \u00e0 la fin (8200 rpm)! En effet:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Le couple est d\u00e9j\u00e0 relativement important d\u00e8s 2000 rpm (&gt; 250 Nm), mais surtout le maximum est d\u00e9j\u00e0 presque atteint d\u00e8s 4000 rpm et il se maintient sur 2500 rpm, jusqu&#8217;\u00e0 6500 rpm!<\/li>\n\n\n\n<li>De la m\u00eame fa\u00e7on, la puissance est remarquablement arrondie et proche de son maximum (atteint \u00e0 7600 rpm) entre 7000 et 8000 rpm!<\/li>\n<\/ul>\n\n\n\n<p>Je crois que c&#8217;est la SEULE M3 E46 o\u00f9 nous sommes parvenus Vincent et moi \u00e0 une telle perfection de courbes, et nous sommes tr\u00e8s contents du d\u00e9veloppement r\u00e9alis\u00e9, surtout que comme vous allez le decouvrir au chapitre II ci-dessous, cette M3 revenait pourtant de loin&#8230; <\/p>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-center\">II) Comparatif AVANT (carto 8) \/ APRES (carto 11 finale)<\/h3>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>R\u00e9sultats officiels AVANT (blanc) \/ APRES (rouge)<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"492\" height=\"1024\" src=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-3-RP2CC8-C11F_07072025-492x1024.jpg\" alt=\"\" class=\"wp-image-524\" srcset=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-3-RP2CC8-C11F_07072025-492x1024.jpg 492w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-3-RP2CC8-C11F_07072025-240x500.jpg 240w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-3-RP2CC8-C11F_07072025-768x1599.jpg 768w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-3-RP2CC8-C11F_07072025-738x1536.jpg 738w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-3-RP2CC8-C11F_07072025-984x2048.jpg 984w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-3-RP2CC8-C11F_07072025-1024x2131.jpg 1024w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-3-RP2CC8-C11F_07072025-519x1080.jpg 519w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-3-RP2CC8-C11F_07072025.jpg 1080w\" sizes=\"auto, (max-width: 492px) 100vw, 492px\" \/><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"492\" height=\"1024\" src=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-4-GP2CC8-C11F_07072025-492x1024.jpg\" alt=\"\" class=\"wp-image-525\" srcset=\"https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-4-GP2CC8-C11F_07072025-492x1024.jpg 492w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-4-GP2CC8-C11F_07072025-240x500.jpg 240w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-4-GP2CC8-C11F_07072025-768x1599.jpg 768w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-4-GP2CC8-C11F_07072025-738x1536.jpg 738w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-4-GP2CC8-C11F_07072025-984x2048.jpg 984w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-4-GP2CC8-C11F_07072025-1024x2131.jpg 1024w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-4-GP2CC8-C11F_07072025-519x1080.jpg 519w, https:\/\/www.perfectpower.pro\/fr\/wp-content\/uploads\/M3-E46-Arthur-PPFR-4-GP2CC8-C11F_07072025.jpg 1080w\" sizes=\"auto, (max-width: 492px) 100vw, 492px\" \/><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Calcul des gains AVANT \/ APRES (hors injection &#8211; voir note 1 ci-dessous):<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>Puissance maxi: + 9,4 ch &amp; + 2,8 %<\/em><\/li>\n\n\n\n<li><em>Couple maxi: + 10,4 Nm &amp; + 3,0 %<\/em><\/li>\n<\/ul>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Note 1:<\/strong> La carto 8 n&#8217;est pas une cartographie de d\u00e9part (il est vrai que l&#8217;on pouvait s&#8217;en douter vu son num\u00e9ro!), c&#8217;est une cartographie d\u00e9j\u00e0 optimis\u00e9e sur les r\u00e9glages d&#8217;injection! Vincent et moi qui avons des ann\u00e9es d&#8217;exp\u00e9rience sur ces moteurs (nous en avons r\u00e9gl\u00e9 des dizaines) n&#8217;avons pas besoin de r\u00e9aliser des mesures PerfectPower pour en optimiser l&#8217;injection, nous ne les commen\u00e7ons donc qu&#8217;apr\u00e8s.<\/p>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Note 2:<\/strong> En r\u00e9alit\u00e9, c&#8217;\u00e9tait la deuxi\u00e8me s\u00e9ance de r\u00e9glages avec cette M3, puisque lors de la premi\u00e8re s\u00e9ance de r\u00e9glages, nous n&#8217;avions pas r\u00e9ussi \u00e0 d\u00e9passer les 330 ch malgr\u00e9 tous nos efforts (avec cependant un gros couple d\u00e8s 2000 rpm), et nous savions que ce score aussi bas n&#8217;\u00e9tait pas normal dans cette configuration m\u00e9canique de laquelle nous sortons typiquement autour de 345 ch, aussi nous l&#8217;avons confi\u00e9 \u00e0 l&#8217;un de nos sp\u00e9cialistes M3 au <a href=\"https:\/\/www.perfectpower.pro\/fr\/tout-sur-perfectpower\/#C4\" data-type=\"link\" data-id=\"https:\/\/www.perfectpower.pro\/fr\/tout-sur-perfectpower\/#C4\" target=\"_blank\" rel=\"noreferrer noopener\">Labo PerfectPower<\/a>, St\u00e9phane, qui en a trouv\u00e9 les causes (jeu aux soupapes incorrect et catalyseurs fatigu\u00e9s) et a bien s\u00fbr effectu\u00e9 les r\u00e9parations n\u00e9cessaires. La suite, vous la connaissez! Un grand merci \u00e0 St\u00e9phane pour cet excellent travail!<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voiture Voiture: BMW M3 E46 (200x) &#8211; Arthur Moteur: 3.2 24S (L6) (S54B32) Donn\u00e9es constructeur: 343 ch @ 7900 rpm &#8211; 365 Nm @ 4900 rpm Calculateur:&nbsp;Siemens MSS 54 Cartographie (David &amp; Vincent): Optimisation des performances (r\u00e9glage optimal VANOS \u2013 Injection \u2013 Allumage) Configuration: Boite \u00e0 air Carbone-M &#8211; Ligne d\u00e9catalys\u00e9e &#8211; Collecteur Supersprint Carburant:&nbsp;SP&hellip; <br \/> <a class=\"read-more\" href=\"https:\/\/www.perfectpower.pro\/fr\/bmw-m3-e46-arthur\/\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-530","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.perfectpower.pro\/fr\/wp-json\/wp\/v2\/pages\/530","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.perfectpower.pro\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.perfectpower.pro\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.perfectpower.pro\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.perfectpower.pro\/fr\/wp-json\/wp\/v2\/comments?post=530"}],"version-history":[{"count":16,"href":"https:\/\/www.perfectpower.pro\/fr\/wp-json\/wp\/v2\/pages\/530\/revisions"}],"predecessor-version":[{"id":1944,"href":"https:\/\/www.perfectpower.pro\/fr\/wp-json\/wp\/v2\/pages\/530\/revisions\/1944"}],"wp:attachment":[{"href":"https:\/\/www.perfectpower.pro\/fr\/wp-json\/wp\/v2\/media?parent=530"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}