AEM Series 2 Plug Play EMS 306100 User Manual

  
   
ADVANCED ENGINE MANAGEMENT INC. 
2205 126
th Street Unit A    Hawthorne, CA. 90250 
Phone: (310) 4842322 Fax: (310) 4840152  Http://www.aempower.com 
Instruction Part Number: 106100 (instructions revi sed Nov 2009) 
 2009 Advanced Engine Management, Inc. 
 
 
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Installation Instructions for: 
EMS P/N 30-6100 
1993-1998 Toyota Supra TT 
 
    
WARNING: 
! 
This installation is not for the tuning novice nor  the PC illiterate! 
Use this system with EXTREME caution! The AEM EMS...

Page 2 of 12 This product is legal in California for racing vehicles only and should never be used on public highwa ys. 
Thank you for purchasing an AEM Engine Management S ystem.  
  
The AEM Engine Management System (EMS) is the resul t of extensive development on a wide 
variety of cars. Each system is engineered for the  particular application. The AEM EMS differs 
from all others in several ways. The EMS is a stand alone system that completely replaces the 
factory ECU and features unique Plug and...

Page 3 of 12 This product is legal in California for racing vehicles only and should never be used on public highwa ys. 
  
Read and understand these instructions BEFORE
 attempting to install this product.  
1)  Install AEMTuner software onto your PC   The latest version of the AEMTuner software can be  downloaded from the AEMTuner 
section of the AEM Performance Electronics forums.  Series 2 units are not well supported 
by the older AEMPro tuning software.   
2)  Remove the Stock Engine Control Unit...

Page 4 of 12 This product is legal in California for racing vehicles only and should never be used on public highwa ys. 
f) Set the throttle range: Select Wizards>>Set Throttl e Range and follow the onscreen 
instructions. When finished, check that the ‘Thrott le’ channel never indicates less than 
0.2% or greater than 99.8%, this is considered a se nsor error and may cause some 
functions including idle feedback and acceleration  fuel to operate incorrectly.  
 
4)  Ready to begin tuning the vehicle....

Page 5 of 12 This product is legal in California for racing vehicles only and should never be used on public highwa ys. 
Application Notes for EMS P/N 30-6100 
1993-1998 Supra 
 
Make:  Toyota    Supplied Connectors:  Spare pins 
Model:  Supra    Spare Injector Drivers:  Inj 7, Pin 70 B 
Years Covered:  * 19931998    Spare Injector Drivers:  Inj 8, Pin A36 
Engine Displacement:  3.0L    Spare Injector Drivers:  Inj 9, Pin 74B (EVAP wire) 
Engine Configuration:  I6    Spare Injector Drivers:  I nj 10,...

Page 6 of 12 This product is legal in California for racing vehicles only and should never be used on public highwa ys. 
WARNING: Reducing the voltage sent to the fuel pump can aff ect fuel pump output (volume 
and/or pressure).  If you wish to decrease pump spe ed, monitor fuel pressure and airfuel ratio 
very carefully to avoid engine damage!   
WARNING:  Do not use pin 22A to control a fuel pump relay di rectly, it must be connected to 
the OEM fuel pump ECU only. If an aftermarket fuel  pump relay...

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Automatic Transmission Control  
The  A/T Gear Desired Up  and A/T Gear Desired Down  maps are used to determine which 
gear the car should be in depending on Vehicle Spee d and Throttle position. The startup 
calibration is configured to shift gears earlier at  low throttle percentages and later at high 
throttle percentages; this will keep the engine at  a lower RPM when cruising and...

Page 8 of 12 This product is legal in California for racing vehicles only and should never be used on public highwa ys. 
Connection Diagram for EMS P/N 306100 
19931998 Toyota Supra 
WARNING: pin labeling scheme follows Toyota service manual  convention; diagram shows wire side of 
connector. Pin labels molded into plastic connector  may not be accurate, check diagram carefully. 
Pin# 93-98 Supra 2JZGTE AEM P/N 30-6100 I/O Availability  & Notes 
1A  Switched 12v at key on  Main Relay circuit  Input...

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1B  Input Shaft Speed (B21) ground  Timing Ground  Out
put 
Dedicated 
2B   EGT 1  Input Jumper: 05V, thermistor or EGT pull up 
3B  VSS Ground Timing Ground  Output Dedicated 
4B    EGT 2  Input Jumper: 05V, thermistor or EGT pull up 
5B  Cam Sensor 2 (G2) Ground        Not Used 
6B  Cam Sensor 1 (G1) Ground  Timing Ground  Output Dedicated 
7B  Crank Sensor (NE) Ground...

Page 10 of 12 This product is legal in California for racing vehicles only and should never be used on public highwa ys. 
49B  Rear Knock Sensor  Knock 2  Input 
Dedicated, software knock filter 
50B  Front Knock Sensor  Knock 1  Input Dedicated, software knock filter 
51B  FAIL (98 only) 
      Not Used 
52B  Igniter 6 Coil 6  Output Jumper: falling (50V) or  rising  (012V) edge 
53B  Igniter 5 Coil 5  Output Jumper: falling (50V) or  rising  (012V) edge 
54B  Igniter 4 Coil 4  Output Jumper:...