Honda pin numbering – AEM Infinity Supported Applications - Honda 2001-2005 K-Series Engine User Manual
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© 2014 AEM Performance Electronics
Infinity
Pin
Hardware Reference
7100-XXXX-62
7101-XXXX-63
Function
Dest. Pin
Honda K
Hardware Specification
Notes
C2-49
UEGO 2 HEAT
UEGO 2 HEAT
Lowside switch f or UEGO heater
control. Connect to pin 4 of Bosch
UEGO sensor. NOTE that pin 3 of the
Sensor is heater (+) and must be power
by a f used/switched 12V supply .
C2-50
+12V_R8C_CPU
Battery Perm
Power
Dedicated power management
CPU
Optional f ull time battery power. MUST
be powered bef ore the ignition switch
input is triggered. (See C1-65.)
C2-51
Coil 7
Coil 7
25 mA max source current
0–5V Falling edge f ire. DO NOT
connect directly to coil primary . Must
use an ignitor OR CDI that accepts a
FALLING edge f ire signal.
C2-52
Coil 8
Coil 8
25 mA max source current
0–5V Falling edge f ire. DO NOT
connect directly to coil primary . Must
use an ignitor OR CDI that accepts a
FALLING edge f ire signal.
C2-53
Coil 9
Coil 9
25 mA max source current
0–5V Falling edge f ire. DO NOT
connect directly to coil primary . Must
use an ignitor OR CDI that accepts a
FALLING edge f ire signal.
C2-54
Coil 10
Coil 10
25 mA max source current
0–5V Falling edge f ire. DO NOT
connect directly to coil primary . Must
use an ignitor OR CDI that accepts a
FALLING edge f ire signal.
C2-55
Highside Fuel Pump
switch
Fuel Pump
Highside switch, 0.7A max, Solid
State Relay , NO internal f ly back
diode.
+12V High Side Driv e. Will prime f or 2
seconds at key on and activ ate if RPM
> 0.
C2-56
Not used
Not used
Not used
Not used
Honda Pin Numbering
2001–2005 Honda K Series ECU Connectors View ed from Wire Side