AEM BMW 20012006 E46 M3 303510 User Manual
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P/N 3 0-3 510
2 001–2006 B M W E 46 M 3
M an ual T ra n sm is sio n
P lu g & P la y A dap te r H arn ess
AEM P erfo rm ance E le ctr o nic s
A EM P erfo rm ance E le ctr o nic s, 2 205 1 26th S tr e et U nit A , H aw th orn e, C A 9 0250
P hone: ( 3 10) 4 84-2 322 F a x: ( 3 10) 4 84-0 152
h ttp ://w ww.a em ele ctr o nic s.c om
I n str u ctio n P art N um ber: 1 0-3 510
D ocum ent B uild 1 /7 /2 015
I
n str u ctio n
M an ual
STO P!
T HIS P RO DUC T H AS L E G AL R ESTRIC TIO NS.
R EAD T HIS B EFO RE IN STALLIN G /U SIN G !
T H IS P R O DUCT M AY B E U SED S O LELY
O N V EH IC LES U SED IN S A NCTIO NED C O MPETIT IO N W HIC H M AY N EV ER B E U SED U PO N A
P U BLIC R O AD O R H IG HW AY, U NLES S P ER M IT TED B Y S PEC IF IC R EG ULA TO RY E X EM PTIO N. ( V IS IT T H E “ E M IS SIO NS” P A GE A T H TTP://
W WW.S EM ASA N.C O M/E M IS SIO NS
F O R S TA TE B Y S TA TE D ETA IL S .)
I T IS T H E R ES PO NSIB IL IT Y O F T H E IN STA LLER A ND/O R U SER O F T H IS P R O DUCT T O E N SURE T H A T IT IS U SED IN C O MPLIA NCE W IT H
A LL A PPLIC A BLE L A W S A ND R EG ULA TIO NS. IF T H IS P R O DUCT W AS P U RCHA SED IN E R RO R, D O N O T
IN STA LL A ND/O R U SE IT . T H E
P U RCHA SER M UST
A RRA NG E T O R ETU RN T H E P R O DUCT F O R A F U LL R EFU ND.
T H IS P O LIC Y O NLY A PPLIE S T O IN STA LLER S A ND/O R U SER S W HO A RE L O CA TED IN T H E U NIT ED S TA TES ; H O W EV ER C USTO MER S
W HO R ES ID E IN O TH ER C O UNTR IE S S HO ULD A CT IN A CCO RDA NCE W IT H T H EIR L O CA L L A W S A ND R EG ULA TIO NS.
W ARNIN G : T his in sta lla tio n is n ot fo r th e tu nin g n ovic e ! U se th is s y ste m w ith E X TR EM E c a utio n! T he A EM
I n fin ity P ro gra m mable E M S a llo w s fo r to ta l fle xib ility in e ngin e tu nin g. M is u se o r im pro per tu nin g o f th is
p ro duct c a n d estr o y y o ur e ngin e! If y o u a re n ot w ell v e rs e d in e ngin e d yn am ic s a nd th e tu nin g o f e ngin e
m anagem ent s y ste m s D O N O T a tte m pt th e in sta lla tio n. R efe r th e in sta lla tio n to a n A EM -tr a in ed tu nin g
s h op o r c a ll 8 00-4 23-0 046 fo r te ch nic a l a ssis ta nce .
N O TE: A ll s u pplie d A EM c a lib ra tio ns, W iz a rd s a nd o th er tu nin g in fo rm atio n a re o ffe re d a s p ote ntia l
s ta rtin g p oin ts o nly . IT IS T H E R ES PO NSIB IL IT Y O F T H E E N G IN E T U NER T O U LTIM ATELY C O NFIR M IF T H E
C ALIB RATIO N IS S AFE F O R IT S IN TEN DED U SE. A EM h old s n o r e sp onsib ility fo r a ny e ngin e d am age th at
r e su lts fr o m th e m is u se o r m is tu nin g o f th is p ro duct!
2 © 2 015 A EM P erfo rm ance E le ctr o nic s P /N 3 0-3 510 OVE R VIE W T he 3 0-3 510 A EM In fin it y A dapte r K it w as d esig ned fo r th e 2 001–2006 B M W E 46 M 3 w it h m anual t ra nsm is sio n. T his is a tru e s ta ndalo ne s yste m th at e lim in ate s th e u se o f th e fa cto ry B M W D M E (E CU). T he u se o f th is a dapte r m akes th e k it “p lu g a nd p la y” s o n o c uttin g o r s plic in g w ir e s is n ecessary . T he b ase c onfig ura tio n file s a va ila ble fo r th e In fin it y E M S a re s ta rtin g p oin ts o nly a nd w ill n eed to b e m odifie d f o r e ve ry s pecific a pplic atio n. In clu ded in th ese in stru ctio ns a re d escrip tio ns o f im porta nt d iffe re nces b etw een u sin g th e fa cto ry B M W D M E a nd u sin g th e A EM In fin it y E CU. T he a va ila ble A EM In fin it y E M S p art n um bers fo r th is a dapte r k it a re : 30-7 109 IN FIN IT Y -8 30-7 105 IN FIN IT Y -1 0 N O TE : T he In fin it y -1 0 E M S h as 2 e xtra ig nit io n c oil a nd in je cto r o utp uts fo r a to ta l o f 1 0 e ach. T hese a re s old s epara te ly fr o m th is a dapte r k it . I N FO RM ATIO N O N IN FIN IT Y E C US U SED O N 2 005–06 B M W E 46 M 3’S E Q UIP PED W IT H F A CTO RY C O M PETIT IO N P ACKAG E: W hen th e In fin it y is u sed o n 2 005–06 m odel y ear E 46 M 3s, th e D SC la m p w ill re m ain illu m in ate d w hen t h e k ey is in th e “o n” p osit io n. C erta in C AN b us fe atu re s o f th e In fin it y a re n ot a va ila ble v ia th e s te erin g w heel c ru is e c ontro l b utto ns, a s th ese v e hic le s d id n ot c om e w it h fa cto ry c ru is e c ontro l b utto ns. (T he f e atu re s in te gra te d th ro ugh C AN b us c an b e a dded u sin g a n a ncilla ry trim p osit io n s w it c h.) GETTIN G S TA RTE D R efe r to th e 1 0-7 100 fo r E M S 3 0-7 100 In fin ity Q uic k S ta rt G uid e fo r a ddit io nal in fo rm atio n o n g ettin g t h e e ngin e s ta rte d w it h th e In fin it y E M S. E 46 B M W M 3 b ase s essio n is lo cate d in C :\D ocum ents \A EM \ In fin it y T uner\S essio ns\B ase S essio ns DO W NLO ADABLE F IL E S F ile s c an b e d ow nlo aded fr o m w ww.a em in fin it y .c om . A n e xperie nced tu ner m ust b e a va ila ble to c onfig ure a nd m anip ula te th e d ata b efo re d riv in g c an c om mence. T he Q uic k S ta rt G uid e a nd F ull M anual d escrib e t h e s te ps fo r lo ggin g in a nd re gis te rin g a t w ww.a em in fin it y .c om . T hese d ocum ents a re a va ila ble fo r d ow nlo ad in th e S upport s ectio n o f th e A EM E le ctro nic s w ebsit e : h ttp ://w ww.a em ele ctro nic s.c om / p ro ducts /s upport/in stru ctio ns D ow nlo adable file s fo r 2 001–2006 B M W E 46 M 3 7105-X XXX-6 4 In fin it y -1 0 B M W E 46 (X XXX = s eria l n um ber) 7109-X XXX-6 5 In fin it y -8 B M W E 46 (X XXX = s eria l n um ber) N O TE: T he F la sh E nable c o nnecto r (d esc rib ed in th e fo llo w in g p ages) M UST b e “ ju m ped” in o rd er to c o nnect to th e In fin ity a nd lo ad th e in itia l fir m ware file . S ubse quent fir m ware u pgra des w ill n ot r e quir e th is s te p. Ig nitio n k e y O FF In se rt z ip -tie d ju m per s h unt c o nnecto r in to F la sh E nable c o nnecto r Ig nitio n k e y O N (R UN p ositio n) In fin ity T uner | T arg et | U pgra de F ir m ware … | U plo ad d ow nlo aded .p akg rp file Dis c o nnect F la sh E nable ju m per c o nnecto r In fin ity T uner | F ile | Im port C alib ra tio n D ata | S ele ct a ppro pria te b ase s e ssio n file
2001–2006 B M W E 46 M 3 3 © 2 015 A EM P erfo rm ance E le ctr o nic s OPTIO NS 3 0-2 001 U EG O W id eband O 2 S enso r B osch L S U4.2 W id eband O 2 S ensor th at c onnects to A EM 3 0-3 600 U EG O W id eband O 2 S ensor E xte nsio n H arn ess 3 0-3 600 U EG O W id eband O 2 S enso r E xte nsio n H arn ess E xte nsio n h arn ess to c onnect A EM U EG O W id eband O 2 s ensor to 6 -p in D euts ch 3 0-3 602 IP 67 L oggin g C able U SB A -to -A e xte nsio n c able : 3 9” lo ng w it h rig ht a ngle d c onnecto r a nd b ayonet s ty le lo ck IN FIN IT Y C O NNEC TO RS T he A EM In fin it y E M S u ses th e M X123 S eale d C onnectio n S yste m fr o m M ole x. A EM s tro ngly re com mends th at u sers b ecom e fa m ilia r w it h th e p ro per to ols a nd p ro cedure s fo r w ork in g w it h th ese h ig h d ensit y c onnecto rs b efo re a tte m ptin g a ny m odific atio ns. T he e ntir e M ole x M X123 U ser M anual c an b e d ow nlo aded d ir e ct fr o m M ole x a t: h ttp ://w ww.m ole x.c om /m x_uplo ad/fa m ily // M X123U serM anual. p df
4 © 2 015 A EM P erfo rm ance E le ctr o nic s P /N 3 0-3 510 IN FIN IT Y A DAPTE R H A RNESS I n clu ded w it h th e B M W E 46 M 3 k it is a n a dapte r h arn ess. T his is u sed to m ake th e c onnectio n b etw een t h e A EM In fin it y E M S a nd th e B M W w ir in g h arn ess p lu g a nd p la y. T his is d epic te d b elo w w it h th e 7 3-p in a nd 5 6-p in c onnecto rs a nd th e B M W M 3 h eader. T here a re a ls o a fe w o th er in te gra te d c onnecto rs w it h in t h is h arn ess d escrib ed b elo w . T he g ra y D euts ch 6 P D TM “L am bda # 1” a nd “L am bda # 2” p lu gs a re fo r c onnectin g U EG O w id eband B osch L S U4.2 s ensors (A EM 3 0-2 001). T he U EG O e xte nsio n h arn ess (A EM 3 0-3 600) m ate s th e a dapte r h arn ess to th e s ensor (1 re quir e d fo r e ach s ensor u sed). N ote : E ve n th ough th e B M W S 54 e ngin e a rc hit e ctu re is in lin e, th e s to ck e xhaust s yste m p air s th e c ylin ders (1 ,2 ,3 a nd 4 ,5 ,6 ) in to 2 s epara te b anks. F or th is c ase, 2 s ensors a re re com mended. If a s in gle tu rb ocharg er is u sed, 1 s ensor is s uffic ie nt. T he g ra y D euts ch 4 P D TM c onnecto r is u sed fo r “A EM Net”. A EM Net is a n o pen a rc hit e ctu re b ased o n C AN 2 .0 w hic h p ro vid es th e a bilit y fo r m ult ip le e nable d d evic es, s uch a s d ashboard s, d ata lo ggers , e tc ., t o e asily c om munic ate w it h o ne a noth er th ro ugh tw o tw is te d c able s (C AN+/C AN-). T he b la ck D elp hi 2 -p in “F la sh E nable ” c onnecto r is u sed fo r s econdary h ard w are fla shin g. T he in clu ded s hunt c onnecto r ju m ps th e 2 w ir e s to geth er. O nce in it ia lly fla shed, th e E M S is n orm ally u pgra ded in th e s oft w are , n ot u sin g th is c onnecto r.
2001–2006 B M W E 46 M 3 5 © 2 015 A EM P erfo rm ance E le ctr o nic s T he g ra y D euts ch 1 2P D TM “A uxilia ry ” c onnecto r (s how n b elo w ) is u sed to a dapt m any c om mon a ncilla ry in puts a nd o utp uts e asily . In clu ded in th e k it a re a D TM 1 2P m atin g c onnecto r, 1 2 D TM t e rm in als , a nd a D TM 1 2P w edgelo ck. If u sed, th ese c om ponents w ill n eed to b e t e rm in ate d b y th e in sta lle r o r e nd u ser w it h 1 6–2 2aw g w ir e (n ot in clu ded). N ote : t h e p in n um berin g is m old ed in to th e c onnecto r, a s s how n. B elo w is a d escrip tio n o f e ach o f th e a va ila ble in put/o utp ut fo und in th e B M W s pecific “A uxilia ry ” c onnecto r. Ava ila ble I/O Typ ic a l U se Note s Com ponent Wir in g Fu el P re ss This is u sed f o r m onit o rin g f u el p re ssure in put to th e I n fin it y . It c an a ls o b e u sed t o in cre ase o r d ecre ase i n je cto r f u el p uls e to c om pensate f o r a f a ilin g f u el p um p. Typic al e le ctr o nic f u el i n je ctio n f u el p re ssure v arie s 3 0–1 00psi. AEM c arrie s 0 –5 V f u el p re ssure s ensors ( s old s epara te ly ). This w ir e g oes d ir e ctly to th e s ig nal w ir e o f th e p re ssure s ensor. Air T em p Air te m pera tu re is ty pic ally u sed f o r f u el a nd ig nit io n t im in g c orre ctio n. The S 54 c om es s ta ndard w it h a M AF s ensor w hic h h as a n i n te gra te d in ta ke a ir t e m pera tu re s ensor. T his w ir e is r u n in p ara lle l w it h th e s to ck s ensor. T his m eans if a n a fte rm ark e t s ensor i s to b e w ir e d u sin g th is p in , th e f a cto ry M AF s ensor m ust b e d is connecte d o r e ls e t h e s ig nal w ill b e s ke w ed d ra stic ally . AEM c arrie s a ir t e m pera tu re s ensors ( s old s epara te ly ). H ow ever, th e In fin it y c an a ccept a ny t h erm is to r s ensor a nd c an b e c alib ra te d in th e I n fin it y T uner s oftw are . In ta ke a ir te m p s ensors h ave tw o w ir e s w it h n o p ola rit y . Sensor G ro und Is ola te d g ro und f o r in puts . This is n ot th e s am e a s a p ow er g ro und o r c hassis g ro und. This is s hare d f o r t h e F u el P re ss, A ir T em p, M AP ( M an if o ld P re ss), E th an ol S ensor, e tc . This s hould b e w ir e d t o th e g ro und p in o f t h e f o llo w in g: F u el P re ss, A ir T em p, M AP, a nd E th an ol S ensor. 5V R efe re nce 5 v olt s upply f o r th e f o llo w in g a ux in puts . When m easure d w it h a v olt m ete r, it is n orm al to n ot m easure e xactly 5 V . This is s hare d f o r t h e F u el P re ss, M AP ( M an if o ld P re ss), a nd E th an ol S ensor i n puts . This s hould b e w ir e d t o th e v olt a ge r e fe re nce p in o f th e f o llo w in g: F u el P re ss, M AP, a nd E th an ol S ensor.
6 © 2 015 A EM P erfo rm ance E le ctr o nic s P /N 3 0-3 510 Ava ila ble I/O Typ ic a l U se Note s Com ponent Wir in g MAP ( M an if o ld P re ss) Manif o ld p re ssure is u sed f o r s peed d ensit y f u el c alc ula tio n, ig nit io n tim in g c orre ctio n, 0 2 f e edback, b oost c ontr o l, v aria ble v alv e c ontr o l, a ncilla ry o utp uts , e tc . Ele ctr o nic f u el in je ctio n i s c alc ula te d in a bsolu te p re ssure n ot g auge p re ssure . AEM c arrie s M AP s ensors ( s old s epara te ly ). H ow ever, th e In fin it y c an a ccept a ny 0 – 5 V p re ssure s ensor a nd c an b e c alib ra te d in th e I n fin it y T uner s oftw are . This s hould b e w ir e d d ir e ctly to th e M AP s ensors s ig nal p in . Eth an ol S ensor This is u sed f o r c usto m ers w ho a re c onvertin g th eir v ehic le to u tiliz e e th anol f u els s uch a s E 85 o r E 98. This d ig it a l in put c an b e u sed f o r o th er f u nctio ns a s w ell. The G M F uel C om posit io n S ensor ( F C S) is th e m ost c om monly u sed f o r c onvertin g a v ehic le t o f le x f u el. This p in n eeds to b e w ir e d d ir e ctly to th e s ig nal p in o f th e f u el c om posit io n s ensor. Boost C ontr o l S ole noid This is u sed to o pera te a 1 2V P W M s ole noid . Boost c ontr o l s ole noid s c an b e n orm ally o pen ( N O ) o r n orm ally c lo sed ( N C). T his w ill c hange t h e d uty c ycle s tr a te gy b ut is a ls o d epends u pon h ow th e w aste gate is p lu m bed w it h h oses. AEM c arrie s b oost c ontr o l s ole noid s ( s old s epara te ly ). H ow ever, th e In fin it y c an c ontr o l m ost f a cto ry b oost c ontr o l s ole noid s. Sole noid s h ave tw o w ir e s a nd h ave n o p ola rit y . Pow er f r o m R ela y Can b e u sed f o r m any t h in gs, h ow ever, th is 1 2V s ourc e w as im ple m ente d t o b e p air e d w it h th e B oost C ontr o l S ole noid . This 1 2V is c om in g t h ro ugh th e v ehic le s m ain r e la y. Because o f u sin g s hare d p ow er, th is s hould o nly b e u sed f o r lo w c urre nt e le ctr o nic s. N/A Hig h S id e O utp ut Can b e u sed to a ctiv ate th e 1 2V s id e o f a s ole noid If a tte m ptin g to d riv e a c om ponent o ver 4 am ps, a r e la y m ust b e u sed. The In fin it y c an d ir e ctly d riv e a n e le ctr o nic c om ponent u p to 4 am ps m ax, s uch a s a b oost s ole noid . For a r e la y, th is s hould b e w ir e d to t e rm in al 8 6 ( o r 8 5). S upply c hassis g ro und to th e o pposit e t e rm in al 8 5 ( o r 8 6). If d ir e ctly d riv in g a lo w c urre nt c om ponent, w ir e th is to th e 1 2V t e rm in al. Boost T arg et T rim S ele cto r I n put Can b e u sed f o r to tr ig ger m ult ip le b oost ta rg ets . This a nalo g in put c an b e u sed f o r o th er f u nctio ns a s w ell. AEM 1 2 P osit io n U niv ers al T rim P ot ( o r ty pic al p ote ntio m ete r). C an a ls o b e u sed w it h a ny s im ple O N/O FF s w it c h. This w ir e s hould b e r o ute d to th e s ig nal o utp ut o f th e c om ponent. If u sed w it h a s im ple O N/O FF s w it c h, r o ute th e o pposit e te rm in al to a n I n fin it y s ensor g ro und.
2001–2006 B M W E 46 M 3 7 © 2 015 A EM P erfo rm ance E le ctr o nic s Ava ila ble I/O Typ ic a l U se Note s Com ponent Wir in g Rad ia to r F an 1 Can b e u sed to o pera te a n a uxilia ry f a n f o r a r a dia to r, i n te rc oole r, e tc . This lo w s id e ( g ro und) o utp ut c an b e u sed f o r o th er f u nctio ns a s w ell. I f a tte m ptin g to d riv e a c om ponent o ver 4 am ps, a r e la y m ust b e u sed. The In fin it y c an d ir e ctly d riv e a n e le ctr o nic c om ponent u p to 4 am ps m ax. For a r e la y, th is s hould b e w ir e d to t e rm in al 8 5 ( o r 8 6). S upply 1 2V to th e o pposit e te rm in al 8 6 ( o r 8 5). If d ir e ctly d riv in g a lo w c urre nt c om ponent, w ir e th is t o th e g ro und te rm in al. No L if t S hif t T rig ger Cuttin g f u el a nd/o r c uttin g s park a nd/o r r e ta rd in g i g nit io n tim in g w hen s hif tin g g ears w it h out r e le asin g th e t h ro ttle p edal. Cut tim e is ty pic ally 2 00- 3 00m S. Ig nit io n r e ta rd is t y pic ally 2 0degre e w it h a 5 0m S r a m p-in tim e a fte r th e f u el c ut. I g nit io n c ut is n ot c om monly u sed. AEM 1 2 P osit io n U niv ers al T rim P ot ( o r ty pic al p ote ntio m ete r). C an a ls o b e u sed w it h a ny s im ple O N/O FF s w it c h. This w ir e s hould b e r o ute d to th e s ig nal o utp ut o f th e c om ponent. If u sed w it h a s im ple O N/O FF s w it c h, r o ute th e o pposit e te rm in al to a n I n fin it y s ensor g ro und. EXHA UST G AS T E M PER ATU R E S ENSO R T he B M W M 3 S 54 e ngin e u ses a n e xhaust g as te m pera tu re s ensor (E G T). T his is a 0 –5 V re sis tiv e t e m pera tu re d evic e (R TD ) th at is in put to th e In fin it y E M S. A EM h as a lr e ady d one th e w ork b y c alib ra tin g a nd e nte rin g th e E G T d ata (s how n b elo w ) in to th e b ase s essio n file s. T here is c urre ntly n o fu el c ontro l, b ut th is c hannel c an b e d ata lo gged fo r tu nin g p urp oses.
8 © 2 015 A EM P erfo rm ance E le ctr o nic s P /N 3 0-3 510 DRIV E -B Y-W IR E T H R O TTLE C O NTR O L T he B M W M 3 S 54 e ngin e u ses 6 in div id ual th ro ttle b odie s c ontro lle d v ia d riv e -b y-w ir e (D BW ). It is im porta nt t o n ote th at th ro ttle c ontro l is a c rit ic al s yste m w hic h n eeds to b e c orre ct, a nd th e B M W E 46 th ro ttle a nd i n ta ke s yste m is a u niq ue im ple m enta tio n w it h s eve ra l d eta ils th at re quir e c are fu l a tte ntio n. T he b asic te rm s o f d riv e -b y-w ir e a re a s fo llo w s: th e ‘g as p edal’ in sid e th e p assenger c abin is c alle d th e A ccele ra to r P edal ( D BW _A PP1% ), w hile th e e le ctro nic ally c ontro lle d t h ro ttle s in th e e ngin e b ay a re re fe re nced a s ‘T hro ttle ’ (T hro ttle % , D BW 1_TP SA% ). B ased o n th e m easure d A ccele ra to r P edal p osit io n, th e E CU d ete rm in es a d esir e d D BW _Targ et p osit io n a nd m ove s t h e T hro ttle to th at p osit io n. As s how n, th ere is a D riv e B y W ir e W iz ard w hic h m ust b e u sed to c alib ra te a ccele ra to r p edal a nd th ro ttle p osit io n s ensors . A lt h ough s ensor c alib ra tio n v a lu es fr o m o ne v e hic le m ay b e c lo se e nough to w ork f o r a noth er v e hic le u nder s om e c ir c um sta nces, it is a bsolu te ly n ecessary to ru n th e D riv e B y W ir e W iz ard b efo re ru nnin g t h e e ngin e fo r th e fir s t tim e. T he w iz ard s hould b e re peate d if a ny c om ponents in th e th ro ttle c ontro l s yste m a re re m ove d o r re pla ced s uch a s th e th ro ttle b odie s, T P S s ensors , th ro ttle lin kage, e le ctro nic t h ro ttle c ontro l m oto r, o r a ccele ra to r p edal. P le ase e nsure th e v e hic le ’s b atte ry is fu lly c harg ed (a t le ast 1 2.5 V olt s ) b efo re ru nnin g th e D riv e B y W ir e W iz ard , a s lo w b atte ry v o lt a ge c an re sult in a bnorm al s ensor m easure m ents . If a b atte ry c harg er is a va ila ble , it is p re fe ra ble to c onnect th e b atte ry c harg er in 5 A , 1 0A , o r 2 0A m ode a nd p erfo rm th e D riv e B y W ir e W iz ard w hile th e b atte ry v o lt a ge is n ear 1 3.5 –1 4.0 V olt s . W hen c onnecte d to th e In fin it y E M S w it h th e e ngin e O FF, g o to P lu g-in | W iz ard s | D riv e B y W ir e W iz ard . O n th e fir s t p age, b e s ure to c heck t h e ‘C alib ra te S ensor D ata O nly ’ c heckbox b efo re s ele ctin g ‘S ta rt’. F ollo w th e s te p-b y-s te p in stru ctio ns f o r e ach p age. The B M W E 46 M 3 S PO RT b utto n lo cate d in th e c ente r c onsole (s how n) s till s erv e s a s a s w it c h in put to th e E CU. C ontra ry to s om e m is in fo rm ed b elie fs , th is b utto n n eve r c hanged th e m axim um p ow er o utp ut o f th e e ngin e. T his s w it c h c hanges th e a ccele ra to r-p edal to t h ro ttle -ta rg et re la tio nship in th e s to ck B M W D M E. T hese c urv e s a re c onfig ura ble in th e In fin it y T uner s oft w are u sin g th e D BW _Thro ttle C urv e 1 / D BW _Thro ttle C urv e 2 ta ble s, w hic h a llo w th e tu ner to d efin e th e D BW th ro ttle ta rg et b ased o n A ccele ra to r P edal P osit io n a nd E ngin e S peed.
2001–2006 B M W E 46 M 3 9 © 2 015 A EM P erfo rm ance E le ctr o nic s When a cce le ra to r p edal is p re ssed, id le v alv e s ends m ore a ir flo w in to e ngin e. A ir flo w in cre as es w hen L S5_D uty is s et t o lo w v alu es. T he M odeS ele ct_ D BW ta ble is p re config ure d to s w it c h b etw een t h e tw o d iffe re nt D BW _Thro ttle C urv e ta ble s, d ependin g o n th e s ta tu s o f th e C AN_S PO RTB UTTO N s ig nal. T he C AN_S PO RTB UTTO N to ggle s b etw een 0 a nd 1 (2 a nd 3 a re n ot u sed) w hen d epre ssin g th e S PO RT b utto n. S ta te s 0 a nd 1 a re m apped to th e D BW _Thro ttle C urv e 1 a nd D BW _Thro ttle C urv e 2 ta ble s r e spectiv e ly . B oth 2 D ta ble s u se a ccele ra to r p edal p osit io n fo r th e y -a xis a nd R PM fo r th e x -a xis . T he v a lu es th at a re e nte re d in th e t a ble a re th ro ttle p osit io n ta rg ets . B etw een 0 -1 0% a ccele ra to r p edal p osit io n, th e id le v a lv e s upplie s a ll a ir flo w to th e e ngin e w hile th e i n div id ual th ro ttle s re m ain fu lly c lo sed. T his b ehavio r c an b e o bserv e d in th e L S 6_D uty ta ble (w hic h i n cre ases a ir flo w th ro ugh th e id le v a lv e w hen th e a ccele ra to r p edal is p re ssed) a nd th e D BW _Thro ttle C urv e ta ble s. If tu ners d esir e to a dju st th e D BW _Thro ttle C urv e ta ble s, th e lo w er tw o ro w s m ust re m ain s et to 0 . G re at c are m ust b e ta ken w hen a dju stin g th e T hro ttle C urv e ta ble s, p oor c hoic es h ere c an re sult in u ndesir a ble e ngin e re sponse o r d riv e -b y-w ir e tra ckin g e rro rs . I f it is d esir e d to m im ic th e O EM B M W th ro ttle c ontro l s tra te gy, s et th e ta rg et to 7 5% th ro ttle b elo w 5 500 R PM w hen th e A ccel P edal is 1 00% o pen a nd 9 0% th ro ttle a bove 5 500 R PM . N O TE: D o n ot e nte r v a lu es a bove 9 5% in th e th ro ttle c u rv e ta ble s; th is w ill fo rc e th e th ro ttle s a gain st th e m ech anic a l ‘fu ll o pen’ s to p w hic h is n ot d esir a ble a nd c o uld c a use fa ils a fe a ctio ns to o ccu r. T unin g T ool T ip : B ecause th e A EM b ase s essio n file s u se T P S a s th e V E ta ble y -a xis , th e th ro ttle ta rg et t a ble s c an b e u sed a s a tu nin g a id . S im ply s et th e D BW _A PP1 1 00% ro w to T hro ttle ta rg et v a lu es th at c orre spond to v a lu es w hic h n eed a tte ntio n in th e V E ta ble s. T his e nable s e ach c ell to b e a ccessed e asily b y th e tu ner o n a d ynam om ete r fo r e xam ple . T he fa cto ry B M W tra ctio n c ontro l a nd re v lim it e r is c ontro lle d u sin g th e D BW , w here as m any o th er a pplic atio ns u se a fu el c ut o r, in s om e ra re c ases, a n ig nit io n c ut o r ig nit io n re ta rd . W it h th e A EM I n fin it y , th ese c an b e c ontro lle d b y a ny o r a ll o f th e a fo re m entio ned m eth ods. N ote th at th ere is a ls o a D BW T unin g s ectio n in th e P lu g-in | W iz ard s | S etu p W iz ard … H ow eve r, m ost o f t h ese c hannels w ill a lr e ady b e s et u p p ro perly in th e A EM b ase s essio n file a nd s hould n ot b e c hanged.
10 © 2 015 A EM P erfo rm ance E le ctr o nic s P /N 3 0-3 510 T here a re a fe w in te gra te d D BW fa il s afe s in corp ora te d in to th e In fin it y s yste m . T he E CU c onsta ntly m onit o rs th e a ccele ra to r p edal s ensor v o lt a ge a nd th ro ttle p osit io n s ensor v o lt a ges to e nsure th e s ig nals a re n ot e xcessiv e ly h ig h o r lo w d ue to d am aged s ensors , s hort c ir c uit s , o r b ro ken w ir e s. T he E CU a ls o p erfo rm s s elf- d ia gnostic s to e nsure th e e le ctro nic th ro ttle is fo llo w in g d esir e d D BW _Targ et p ro perly , th at t h e D BW th ro ttle c ontro l m oto r is n ot u sin g e xcessiv e e nerg y to m ove th e th ro ttle , a nd w atc hin g to s ee t h at a ll th e re dundant s ensors a re w ork in g to geth er a s e xpecte d. If a ny o f th ese c ondit io ns a re d ete rm in ed to b e a bnorm al o r u nsafe , th e E CU c an s hut th e e ngin e d ow n to p re ve nt u nin te nded e ngin e a ccele ra tio n. W hen th e E CU s huts th e e ngin e o ff d ue to p ro ble m s d ete cte d in th e D BW s yste m , th e A EM In fin it y n otifie s th e d riv e r b y illu m in atin g th e E ngin e M alfu nctio n L am p (E M L) o n th e d ashboard . T his e rro r w ill re set w hen th e ig nit io n k ey is c ycle d o r if th e p ro ble m is fix ed. CAN B US T he A EM In fin it y E M S fo r th e B M W E 46 M 3 s upports th e m ajo rit y o f th e O EM fe atu re s in clu din g: T achom ete r, O il T em pera tu re G auge, C oola nt T em pera tu re G auge, A /C R equest B utto n, a nd F uel C onsum ptio n (M PG ). W hen th e E M S is c o nnecte d to a P C a nd c h anges a re b ein g c o m mitte d e ith er th ro ugh ta ble v a lu es o r th e w iz a rd , th e C AN tr a nsm is sio n m ay o cca sio nally p ause a nd th e g auges w ill d ro p o ut o ne a t a tim e u ntil th ey a ll s to p w ork in g. T his d oes n ot h appen d urin g n orm al o pera tio n. C yclin g th e ig nitio n s w itc h w ill r e se t e ve ry th in g b ack. N O TE : If th e v e hic le is u sed o n ro lle rs s uch a s a d ynam om ete r w here th e fr o nt w heels a nd re ar w heels a re o pera tin g a t c om ple te ly d iffe re nt s peeds, th e D SC lig ht, th e T P M S (tir e p re ssure m onit o rin g s yste m ), a nd th e B RAKE lig ht w ill illu m in ate a s u sual. W hen th e v e hic le is d riv e n c onserv a tiv e ly o n a ro ad, th ese 3 l ig hts w ill b e O FF lik e n orm al. H ow eve r, if th e tir e s e xperie nce a ny s lip page, th ese 3 lig hts w ill fla sh O N/ O FF, w arn in g th e d riv e r o f tra ctio n is sues. If th e tir e s a re e xcessiv e ly s pun, th ese 3 lig hts m ay s ta y O N r e plic atin g a d ynam om ete r s peed te st. If th is h appens, a s im ple c ycle o f th e ig nit io n k ey w ill re set th ese l ig hts b ack to O FF. T h e D SC l ig h t i s n ot c o ntro lle d b y t h e I n fin it y b ut b y t h e B M W V DC/A BS c o ntro lle r. T h e B M W V DC s y ste m , w hen e nab le d, m ay a p ply b ra ke p re ssu re t o o ne o r m ore o f t h e w heels t o m ain ta in v e hic le s ta b ilit y d urin g s p ir it e d d riv in g; t h e D SC l ig h t m ay b rie fly i llu m in ate o r f la sh d urin g t h ese e ve nts . I f e xce ssiv e w heel s lip i s e nco unte re d t h en t h e D SC l ig h t m ay r e m ain i llu m in ate d f o r t h e r e m ain der o f t h e c u rre nt p ow er c y cle a s t h e I n fin it y i s n ot c o nfig u re d t o r e duce t o rq ue d urin g