AEM Porsche 20072009 9971 Turbo 20052008 Carrera 303905 User Manual

P/N  3 0-3 905
0 7-0 9 P ors ch e 9 97.1  T urb o M /T , 
0 5-0 8 P ors ch e 9 97.1  C arre ra  M /T
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 0-3 905
D ocum ent B uild  1 1/4 /2 015
I
n str u ctio n
M an ual
STO P!
 T HIS  P RO DUC T H AS L E G...

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OVE R VIE W
T he 3 0-3 905 A EM  In fin it y  A dapte r K it  w as d esig ned fo r th e 2 007-2 009 P ors che 9 97.1  T urb o w it h  m anual
t ra nsm is sio n a nd 2 005-2 008 P ors che 9 97.1  C arre ra  w it h  m anual  tra 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  P ors che 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...

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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...

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IN FIN IT Y A DAPTE R  H A RNESS
I n clu ded w it h  th e 9 97.1  k it  is  a  h arn ess a nd a dapte r in te rfa ce. T hese a re  u sed to  m ake th e c onnectio n
b etw een th e A EM  In fin it y  E M S a nd th e P ors che 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 P ors che 9 97.1  h eader. T here  a re  a ls o a  fe w  o th er
i n te gra te d c...

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© 2 015 A EM  P erfo rm ance E le ctr o nic s
T he g ra y D euts ch 2 P  D TM  “F la sh E nable ” c onnecto r is  u sed fo r s econdary  h ard w are  fla shin g. T he
i n 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. 
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...

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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 P ors che 9 97.1  s pecific  “A uxilia ry ”
c onnecto r.
D euts c h
P in
Destin atio n
P in
Pin
D esc rip tio n
Defa ult P in
F unctio n
Note s
1 A1-3 1
Sensor
G ro und
 Is ola te d s ensor
g ro und
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.
2 A1-2 9
+5V  R ef
5 v o lt  s ensor
r e fe re nce s upply
When m easure d...

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C2-3 7
Dig it a l  6
Not A ssig ned
This  w ir e  s hould  b e ro ute d to  th e s ig nal  o utp ut o f
t h e c om ponent. If  u sed w it h  a  s im ple  O N/O FF
s w it c h, ro ute  th e o pposit e  te rm in al  to  a n In fin it y
s ensor g ro und. 

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AIR FLO W  M ETE R IN G
T he P ors che 9 97.1  T urb o is  e quip ped w it h  tw o M AF (M ass A ir  F lo w ) s ensors  a nd o ne p re -th ro ttle  b ody
c harg e p re ssure  s ensor. T he P ors che 9 97.1  C arre ra  is  e quip ped w it h  o ne M AF (M ass A ir  F lo w ) s ensor
a nd o ne p re -th ro ttle  b ody B aro  p re ssure  s ensor. T he In fin it y  s upports  b oth  c om bin atio ns o f  fa cto ry  M AF
a nd p re ssure  s ensors ....

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E nable  th e M AF s ensors  a nd c hoose in put o ptio ns in  th e s etu p w iz ard s   M ass A ir flo w  ta b.  T he M AF
f a ils afe  o ptio n c an a ls o b e e nable d h ere .  T he 9 97.1  b ase c alib ra tio ns w ill  h ave  th is  p re -c onfig ure d fo r u se
o n a  s to ck 9 97.1  T urb o a nd C arre ra  m odels .
N ote :  U se rs  h ave  th e o ptio n o f u sin g e ith er M AP [k P a] o r M ass A ir flo w...

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S ta rtin g
B ecause th ere  is  lit tle  m ass flo w  in it ia lly  d urin g c ra nkin g, th e In fin it y  u ses a  lo ok-u p ta ble  d urin g e ngin e
c ra nkin g (< 400 R PM ) to  d ete rm in e fu el  re quir e m ents .  T his  2 D  T able  is  c alle d  C ra nkM AF_Table  [g m s/
r e v]  a nd th e In fin it y  w ill  c alc ula te  m ass a ir flo w  (g ra m s/s econd) b ased o n th is  g ra m s/re v in put.  A s s how n
i n  th e e xam...