AEM Series 2 Plug Play EMS 306600 User Manual
Here you can view all the pages of manual AEM Series 2 Plug Play EMS 306600 User Manual. The AEM manuals for Series 2 Plug & Play EMS are available online for free. You can easily download all the documents as PDF.
Page 1
Installation Instructions for: EMS P/N 30-6600 89-94 Nissan 240SX S13 KA24DE 91-94 Nissan Sentra B13 GA16DE 90-94 Nissan Pulsar GTi-R N14 SR20DET 91-93 Nissan NX B13 GA16DE 93-94 Nissan Altima U13 KA24DE 89-95 Nissan Bluebird U13 SR20DET 91-93 Infiniti G20 P10 SR20DE WARNING: ,! This installation is not for the t uning novice nor the PC illiterate! Use this system with EXTREME caution! The AEM EMS System allows for total flexi bility in engine tuning. Misuse of this product can...
Page 2
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 enginee red 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 without any...
Page 3
Read and understand these instructions BEFORE attempting to install this product. 1) Install AEMTuner software onto your PC The latest version of the AEMTuner so ftware can be downloaded from the AEMTuner section of the AEM Perform ance Electronics forums. Seri es 2 units are not supported by the older AEMPro tuning software. 2) Change Cam/Crank Angle Sensor: AEM trigger disc MUST be used On Nissans, discrepancies have been observed in the OEM cam/crank angle signals between model years...
Page 4
5) Wiring accessories to the EMS: Please follow this suggested wiring diagram when adding accessories such as UEGO gauges, MAP sensors, IAT sensors, or switches for use with the EMS. Note that wire polarity is not important for t he Air Temperature sensor. +5V Sensor Power Switched Input 41 Sensor Ground IAT Sensor 29 26 AEM EMS P/N: 30-6600 Sensor Ground MAP Signal 35 29 37 Sensor Ground O2 Sensor 1 19 29 Ground Switch 6 Air Temperature Sensor P/N: 30-2010 Black (Sensor Ground)Green (MAP...
Page 5
c) Note: This calibration needs to be properly tuned before driving the vehicle. It is intended for racing vehicles and may not oper ate smoothly at idle or part-throttle. NEVER TUNE THE VEHICLE WHILE DRIVING 7) Troubleshooting an engine that will not start a) Double-check all the basics first… engi nes need air, fuel, compression, and a correctly-timed spark event. If any of these are lacking, we suggest checking simple things first. Depending on the symptoms, it may be best to inspect...
Page 6
Application Notes for EMS P/N 30-6600 KA24DE, GA16DE, SR20DE, SR20DET Make: Nissan/Infiniti Spare Injector Drivers: Inj 5, Pin 23 Model: 240SX, Sentra, Pulsar GTiR, NX, Altima, Bluebird, G20 Spare Injector Drivers: Inj 6, Pin 105 Years Covered: 1989-1995 Spare In jector Drivers: Inj 7, Pin 14 Engine Displacement: 1.6L, 2.0L, 2.4L Spare Injector Drivers: Inj 8, Pin 114 Engine Configuration: Inline 4 Firing Order: 1-3-4-2 Spare Coil Drivers: Coil 2, Pin 7 N/A, S/C or T/C: N/A, T/C...
Page 7
Engine Wiring Harnesses, ‘swapped’ engine installations Many Nissan wiring harnesses have been found to contain significant differences between model years and/or trim levels. Likely diffe rences include: Crank signal, Cam signal, Ignition switch wiring (the Ignition switch input controls the Main Relay output), injector and coil destinations. Official documentation for these vehicles was not offered in English, so it would be very wise to double-c heck the pinout destinations for these...
Page 8
Connection Diagram for EMS P/N 30-6600 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 curr ently allocated and is available for use Dedicated Means the location is fixed and cant be changed Pin 1989-1994 Nissan 240SX S14 KA24DE 1991-1994 Nissan Sentra B13 GA16DE 1990-1994 Nissan Pulsar GTi-R N14 SR20DET 1991-1993 Nissan NX B13 GA16DE 1993-1994 Nissan...
Page 9
Connection Diagram for EMS P/N 30-6600 Pin 1989-1994 Nissan 240SX S14 KA24DE 1991-1994 Nissan Sentra B13 GA16DE 1990-1994 Nissan Pulsar GTi-R N14 SR20DET 1991-1993 Nissan NX B13 GA16DE 1993-1994 Nissan Altima U13 KA24DE 1989-1995 Nissan Bluebird U13 SR20DET 1991-1993 Infiniti G20 P10 SR20DE AEM EMS 30-6600 I/O Notes 15 Data Link Connector EGT 2 Input Available, jumper set for 0-5V input 16 Mass Air Flow Sensor MAF Input PnP for MAF Sensor 17 Mass Air Flow Ground Power Ground Input Dedicated 18...
Page 10
Connection Diagram for EMS P/N 30-6600 1989-1994 Nissan 240SX S14 KA24DE 1991-1994 Nissan Sentra B13 GA16DE 1990-1994 Nissan Pulsar GTi-R N14 SR20DET 1991-1993 Nissan NX B13 GA16DE 1993-1994 Nissan Altima U13 KA24DE 1989-1995 Nissan Bluebird U13 SR20DET Pin 1991-1993 Infiniti G20 P10 SR20DE AEM EMS 30-6600 I/O Notes 31 Crankshaft Position Sensor Signal Crank Signal Input Dedicated, must use AEM replacement trigger disc. Connects to pin 40 32 Vehicle Speed Vehicle Speed Input PnP for Vehicle...