Hardware Pinout - AEM 30-8402 Installation Manual

Hardware Pinout

Pin # Pin Function
1 12V Power
2 -
3 -
4 CAN Hi
5 CAN Lo
6 -
7 HVIL In
8 HVIL Out
9 Encoder 5V Power
10 Encoder Ch. A/RS232 Serial Tx
11 Ground
12 5v
13 Analog In 1
14 Analog In 2
15 Sensor Ground
16 Encoder Ch. B/RS232 Serial Rx
17 Encoder Ground
18 Shield Drain
19 CAN Hi
20 CAN Lo
21 Program Enable
22 -
23 -
AEM Performance Electronics
2205 W 126th Street, Unit A
Hawthorne, CA 90250
Application Notes
Switched 12v power, fuse to 10A
Not used
Not used
Connect to VCU CAN 2, also internally connected to Pin 19
Connect to VCU CAN 2, also internally connected to Pin 20
Not used
High Voltage Interlock Loop safety input
High Voltage Interlock Loop safety output
5v power for encoder, 5v ref for GUI mode
Encoder channel A, serial comms tx in program or GUI mode
Chassis ground
5v analog sensor power
0-5v input, 300kOhm pull up, voltage tx'ed over CAN
0-5v input, 300kOhm pull up, voltage tx'ed over CAN
Use for sensor 0v reference only, do not connect to chassis
Encoder channel B, serial comms rx in program or GUI mode
Sensor ground for encoder, ground ref for Program Enable mode
Encoder cable shield drain
Same CAN network as Pin 4
Same CAN network as Pin 5
Ground = firmware flash mode, 5v = GUI mode
Not used
Not used
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