AEM 30-3509 Infinity Plug & Play Harnesses - Honda/Acura OBD2B - Manual (Page 7)

1999–2001 Honda B-H-D Series OBD2b 7
© 2014 AEM Performance Electronics
PINOUTS
Infinity Pinouts
Dedicated Dedicated and not reconfigurable
Assigned Assigned but reconfigurable
Available Available for user setup
Not Applicable Not used in this configuration
Required Required for proper function
Infinity
Pin
Infinity
Assignment
Honda
Pin
Honda Description
Infinity Hardware
Specification
Notes
1 LS 4 A17 A/C Clutch Relay
Lowside switch, 4A max, No
internal f ly back diode.
See Setup Wizard Page "LowSide
Assignment Tables" f or output assignment
and 2D table "LS4_Duty [%]" f or on/of f
activ ation.
2 LS 5 A19 Engine Speed Pulse
Lowside switch, 4A max with
internal f ly back diode. Inductiv e
load should NOT hav e f ull time
power.
The tachometer is pre-calibrated using a
combination of the LS5_Freq [Hz] 1-axis
table and the LS5_Duty [%] 2-axis table.
3 LS 6 B16* ---
Lowside switch, 4A max with
internal f ly back diode. Inductiv e
load should NOT hav e f ull time
power.
See Wizard page "LowSide Assignment
Tables" f or output assignment.
*Spare injector output Injector 7 f or Inf inity
8h.
4 LS 7 D2* ---
Lowside switch, 4A max, No
internal f ly back diode.
See Wizard page "LowSide Assignment
Tables" f or output assignment.
*Spare injector output Injector 8 f or Inf inity
8h.
5
UEGO1
Heat
--- --- Bosch UEGO controller
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 .
6 UEGO1 IA --- --- Bosch UEGO controller
Trim Current signal. Connect to pin 2 of
Bosch UEGO sensor
7 UEGO1 IP --- --- Bosch UEGO controller
Pumping Current signal. Connect to pin 6
of Bosch UEGO sensor
8 UEGO1 UN --- --- Bosch UEGO controller
Nernst Voltage signal. Connect to pin 1 of
Bosch UEGO sensor
9 UEGO1 VM --- --- Bosch UEGO controller
Virtual Ground signal. Connect to pin 5 of
Bosch UEGO sensor.
10
+12V Perm
Power
B21 Voltage Back Up
Dedicated power management
CPU
Full time battery power. MUST be powered
bef ore the ignition switch input is triggered.
11 Coil 4 Ignition Coil Pulse No. 4 25 mA max source current
0–5V f alling edge f ire. Do NOT connect
directly to coil primary . Must use an ignitor
or CDI that accepts a f alling edge f ire
signal.
12 Coil 3 Ignition Coil Pulse No. 3 25 mA max source current
0–5V f alling edge f ire. Do NOT connect
directly to coil primary . Must use an ignitor
or CDI that accepts a f alling edge f ire
signal.