AEM 30-6053 Series 2 Plug & Play EMS - Manual (Page 14)

Page 14 of 21
Pin Name
AEM EMS
pin location
Tapped or
intercepted?
E1 Engine Coolant Temperature sensor 2 -- --
E2 -- -- --
E3 Logic Ground 3 -- --
E4 Sensor Ground 3 -- --
E5 Sensor Voltage 3 -- --
E6 -- -- --
E7 Main Relay control -- --
E8 AF sensor heater relay -- --
E9 Ignition signal (ignition signal on EMS) Relay pin 1 & B1 tapped
E10 -- -- --
E11 CAN High -- --
E12 Radiator Fan control (LS 8 on EMS) A20 intercepted
E13 SEFMJ multiplex communication -- --
E14 Fuel Tank Pressure sensor -- --
E15 Electrical Load detector -- --
E16 Power Steering Load detector -- --
E17 Fuel Pump relay (LS 1 on EMS) A15 intercepted
E18 A/C Compressor clutch relay A17 intercepted
E19 Evap Canister vent shut valve -- --
E20 Secondary O2 sensor signal -- --
E21 Secondary O2 sensor heater -- --
E22 Brake Pedal position switch -- --
E23 -- -- --
E24 CAN Low -- --
E25 Engine speed pulse -- --
E26 Vehicle speed out -- --
E27 Immobilizer code -- --
E28 A/C switch signal -- --
E29 Service Check signal -- --
E30 Write Enable signal -- --
E31 -- -- --
Wire view of original ECU connector