AEM Series 2 Plug Play EMS 306051 User Manual

  
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Installation Instructions for: 
EMS P/N 30-6051 
(4 cylinder Acura/Honda vehicle with 6 cylinder engine and harness swap) 
 
Vehicle: 
2000-2001 Acura Integra 
1998-1999 Acura 2.3CL 
1996-2000 Honda Civic 
 
Engine wiring harness: 
1999-2002 Honda Accord V6 J30A1                                                            
1999 Acura CL 3.0L J30A 
2001-2003 Acura CL 3.2L J32A1 (auto harness only) 
1999-2003 Acura TL 3.2L J32A1 
2002-2003 Acura CL/TL 3.2L Type S J32A2 (auto harness only)...

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Thank you for purchasing an AEM Engine Management System.  
 
The AEM Engine Management System (EMS) is the result 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, which 
completely replaces the factory ECU and features unique Plug and Play Technology, 
which means that each system is configured especially for your make and model of car...

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Read and understand these instructions BEFORE attempting to install this product. 
• OE Speedometer Functionality
 
Please note that the 30-6051 EMS is configured to drive the original 1996-2000 
Honda Civic speedometer by outputting the appropriate signal on pin A9. This 
signal is calibrated to use the OE Honda Civic dashboard, replacing the OE 
speedometer with one from a different vehicle may change the behavior of the 
gauge. 
 
• Engine Wiring Harnesses, ‘swapped’ engine...

  
Page 4 of 15 Wiring accessories to the EMS:
 
Please follow this suggested wiring diagram when adding/retaining original accessories such as the speedometer, reverse lockout, 
UEGO gauges, MAP sensors, IAT sensors, or switches for use with the EMS. Note that wire polarity is not important for the Air 
Temperature sensor.   
 
+5V Sensor Power (tapped)Reverse Gear Lockout Output (relocated)
A7, A31, C7, C18, or D9
Switched Input
A26A3 D11A9Speedo Output
Vehicle Speed Input C17
A7, A31, C7, C18, or D9...

  
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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 supported 
by the older AEMPro tuning software.  
 
2)  Remove the Stock Engine Control Unit 
a) Access the stock Engine Control Unit (ECU). The location of the ECU on Acura 
Integra, Acura CL/TL, Honda Accord, and Honda Civic vehicles is behind the kick-
panel on the passenger side of the...

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Figure above shows how plastic retainer will look when disengaged 
 
c) Next remove the metal pin from the plastic connector by lightly prying on the plastic 
tabs that secure the metal pin in the plastic connector while pulling on the wire at 
the same time as shown below. The first figure shows an example of the tab that 
must be pried up to disengage the pin. 
 
 
 
 
 
1mm 

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4)  Install the AEM Engine Management System 
a) Plug the factory wiring harness into the AEM EMS and position it so the wires are 
not pulled tight or stressed in any manner. Secure the EMS with the provided Velcro 
fasteners. 
b) Plug the comms cable into the EMS and into your PC. 
c) Turn the ignition on, but do not attempt to start the engine.  
d) At the time these instructions were written, new EMS units do not require USB 
drivers to be installed on the PC. 
e) With the AEMTuner...

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Crankshaft timing marks are not labeled for some vehicles. Consult the factory 
service manual for more information. The diagram below shows labels for the 
Honda/Acura V6. A points to the timing indicator and B points to the 10° before top 
dead center mark. 
 
c) Note: This calibration needs to be properly tuned before driving the vehicle. It is 
intended for racing vehicles and may not operate smoothly at idle or part-throttle. 
NEVER TUNE THE VEHICLE WHILE DRIVING
 
 
6) Troubleshooting...

  
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Application Notes for EMS P/N 30-6051 
J30A/A1, J32A1/A2, J35A4 
Make: Acura/Honda Spare Injector Drivers:  Injector 12, Pin A10 
Model:  Integra, 2.3CL, Accord, Civic  Spare Injector Drivers:  Injector 9, Pin A12 
Years Covered:  1999-2004  Spare Injector Drivers:  Injector 11, Pin A14 
Engine Displacement:  3.0L, 3.2L, 3.5L  Spare Injector Drivers:  Injector 8, Pin B16 
Engine Configuration:  V6  Spare Injector Drivers:  Injector 10, Pin C11 
Firing Order:  1-4-2-5-3-6  Spare Injector...

  
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Connection Diagram for EMS P/N 30-6051
 
PnP Means the Plug and Play system comes with this configured for proper operation of this 
device. Is still available for reassignment by the end user. Available  Means the function is not currently allocated and is available for use Dedicated  Means the location is fixed and cannot be changed 
 
Pin  
1999-2002 Honda Accord V6 J30A1; 
2002-2004 Honda Odyssey 3.5L V6 J35A4 
1999-2003 Acura 3.2 TL/CL V6 J32A1; 
2002-2003 Acura 3.2 TL/CL V6 Type S...