AEM Series 2 Plug Play EMS 306051 User Manual

							  
Page 11 of 15 
Connection Diagram for EMS P/N 30-6051 
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 J32A2; 
AEM EMS 30-6051 
I/O 
Notes 
A17 Air conditioner clutch relay ←  Low side 6  Output 
Available, switched ground, 1.5A max 
A18 Malfunction indicator light ← Low side 
10 Output 
Available, switched ground, 1.5A max 
A19 Engine speed pulse ← Tach (Low 
side 7) Output 
PnP for tachometer 
A20 Radiator fan control ←  Low side 8  Output 
PnP for radiator fan control 
A21 K-line ← 12 Vs Output 
Dedicated, +12V filtered power output 
A22 Serial Data Line (2001-2002 Honda Accord V6 J30A1 only) Serial Data Line (2002-2003 Acura TL/CL V6 Type S J32A2 
only) Coil 8  Output 
Available, 0/5V falling edge signal 
A23 Secondary O2 sensor (1999-2002 Honda Accord V6 J30A1 only)  ---  O2 #2  Input 
PnP for O2 sensor #2 (connected to C15) 
A24 Starter switch signal ← Ignition 
switch Input 
Dedicated, +12V input to EMS 
A25 Immobilizer code (1999-2002 Honda Accord V6 J30A1 only)  ---  Idle 3  Output 
Available, switched ground, 1.5A max 
A26 Power steering pressure switch ← Switch 5 Input 
Available, switched input 
A27 Air conditioner switch input ← Switch 6 Input 
Available, switched input 
A28 ILU (to multiplex control unit) ← Idle 2 Output 
Available, switched +12V, 1.5A max 
A29 Fuel tank pressure sensor ← MAF Input 
Available, 0-5V input 
A30 Electrical load detector ← EGT 3 Input 
Available, jumper set for 0-5V input 
A31 TPS output signal (A/T) (2001-2002 Honda Accord V6 J30A1 only);
ECT output signal (2002-2004 Honda Odyssey V6 J35A4 only) ECT output signal (2002-2003 Acura TL/CL V6 Type S J32A2 
only) Sensor 
ground Output 
Available, sensor ground 
A32 Brake switch signal  ← Switch 1 Input 
Available, switched input 
 
 
Wire View of AEM EMS 
 
 
 
 
 
 
 
 
 
 
 
  
						

							Page 12 of 15 
Connection Diagram for EMS P/N 30-6051 
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 J32A2; 
AEM EMS 30-
6051 
I/O 
Notes 
B1 Ignition Power 1 ← Ignition power Input 
Dedicated, +12V input to EMS 
B2 Power Ground 1 ← Power ground Input 
Dedicated, ground input to EMS 
B3 Cylinder 5 injector ← Injector 2 Output 
PnP for cylinder 5 injector (injector 2 in calibration) 
B4 Cylinder 4 injector ← Injector 3 Output 
PnP for cylinder 4 injector (injector 3 in calibration) 
B5 Cylinder 2 injector ← Injector 4 Output 
PnP for cylinder 2 injector (injector 4 in calibration) 
B6 Cylinder 6 injector ← Injector 6 Output 
PnP for cylinder 6 injector (injector 6 in calibration) 
B7 EGR valve ←  High side 2  Output 
Available, switched +12V output, 1.5A max 
B8 A/T clutch pressure valve A- ← Idle 5 Output 
Available, switched ground, 1.5A max 
B9 Ignition Power 2 ← Ignition power Input 
Dedicated, +12V input to EMS 
B10  Power Ground 2 ← Power ground Input 
Dedicated, ground input to EMS 
B11 Injector 1 ← Injector 1 Output 
PnP for cylinder 1 injector (injector 1 in calibration) 
B12 VTEC solenoid valve ←  High side 1  Output 
PnP for VTEC solenoid valve output signal 
B13 Ignition control module (1999 Honda Accord V6 J30A1 only); 
A/T clutch pressure valve C+ (2002-2004 Honda Odyssey V6 
J35A4 only) A/T clutch pressure valve C+  Coil 1  Output 
Available, coil 1 0/5V falling edge signal (connected to 
C1) 
B14 2nd clutch pressure switch (1999 Honda Accord V6 J30A1 only);
Park switch (all others) Park switch  ---  ---  Not used B15 Cylinder 3 injector ← Injector 5 Output 
PnP for injector 3, switched ground (connected to D1) 
B16 --- --- Injector 8 Output 
Available, switched ground, 1.5A max 
B17 A/T clutch pressure valve A+ ← Idle 6 Output 
Available, switched +12V, 1.5A max 
B18 A/T clutch pressure valve B- ← Idle 7 Output 
Available, switched ground, 1.5A max 
B19 4th oil pressure switch (2002-2004 Honda Odyssey V6 J35A4 
only) 4th oil pressure switch  Injector 6  Output 
Available, Injector 6 switched ground, 1.5A max 
(connected to B6) 
B20 Logic ground 1 ← Power ground Input 
Dedicated, ground input to EMS 
B21 Voltage back-up ← Permanent 
12V Input 
Dedicated, +12V input to EMS 
B22 Logic ground 2 ← Power ground Input 
Dedicated, ground input to EMS 
B23 Idle air control valve ← PW 1 Output 
PnP for idle air control valve 
B24 3rd clutch pressure switch ← Knock sensor 
2 Input 
Available, knock sensor 2 
B25 A/T clutch pressure valve B+ ← Idle 8 Output 
Available, switched +12V, 1.5A max 
 
Wire View of AEM EMS 
  
						

							Page 13 of 15 
Connection Diagram for EMS P/N 30-6051 
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 
J32A2; 
AEM EMS 30-
6051 
I/O 
Notes 
C1 Primary O2 heater control ←  Low side 2  Output 
Available, switched ground, 1.5A max 
C2 Alternator C ← --- ---  Not used C3 Cylinder 3 coil ← Coil 5 Output 
PnP for cylinder 3 coil (uses coil 5 in calibration), 0/5V falling edge signal 
C4 Cylinder 1 coil ← Coil 1 Output 
PnP for cylinder 1 coil, 0/5V falling edge signal 
C5 Alternator F ← EGT 4 Input 
Available, jumper set for 0-5V input 
C6 EGR valve lift sensor ← ADCR11 Input 
Available, 0-5V input 
C7 Sensor ground 1 ← Sensor ground Output 
Dedicated, sensor ground output 
C8 CKP + ← Crank sensor 
signal Input 
Dedicated, crank position sensor input 
C9 CKP - ← Crank sensor 
ground Output 
Dedicated, crank position sensor ground output 
C10 VTEC pressure switch signal ← Switch 4 Input 
PnP for VTEC oil pressure switch 
C11 --- --- Injector 10 Output 
Available, switched ground, 1.5A max 
C12 Cylinder 5 coil ← Coil 2 Output 
PnP for cylinder 5 coil (uses coil 2 in calibration), 0/5V falling edge signal 
C13 Cylinder 4 coil ← Coil 3 Output 
PnP for cylinder 4 coil (uses coil 3 in calibration), 0/5V falling edge signal 
C14 Cylinder 2 coil ← Coil 4 Output 
PnP for cylinder 2 coil (uses coil 4 in calibration, 0/5V falling edge signal 
C15 --- --- O2 #2 Input 
Available, 0-5V O2 sensor #2 input (connected to A23) 
C16 Primary O2 sensor ← O2 #1 Input 
PnP, 0-5V O2 sensor #1 input 
C17 MAP sensor ← MAP Input 
PnP, 0-5V MAP sensor input 
C18 Sensor ground 2 ← Sensor ground Output 
Dedicated, sensor ground output 
C19 Sensor voltage 1 ← Sensor +5V Output 
Dedicated, sensor +5V output 
C20 TDC1+ ← Cam sensor 
signal Input 
Dedicated, cam sensor input (T2) 
C21 TDC1- ← Cam sensor 
ground Output 
Dedicated, cam sensor ground output 
C22 Knock Sensor (2002-2004 Honda Odyssey V6 
J35A4 only) Knock sensor  Knock sensor 1  Input 
PnP for knock sensor 1 
C23 Cylinder 6 coil ← Coil 6 Output 
PnP for cylinder 6 coil (uses coil 6 in calibration), 0/5V falling edge signal 
C24 ATF temperature sensor (2002-2004 Honda 
Odyssey V6 J35A4 only) ATF temperature sensor  ADCR13  Input 
Available, 0-5V input, 100Kohm pull up resistor to +5V 
C25 Intake air temperature sensor ← AIT Input 
PnP for intake air temperature sensor 
C26 Engine coolant temperature sensor ← Coolant Input 
PnP for engine coolant temperature sensor 
C27 Throttle position sensor ← TPS Input 
PnP for throttle position sensor 
C28 Sensor voltage 2 ← Sensor +5V Output 
Dedicated, sensor +5V output 
C29 TDC2+ ← Spare speed (T4) Input 
Available, spare speed sensor 
C30 TDC2- ← Timing ground Output 
Available, spare speed sensor ground 
C31 --- --- Timing ground Output 
Available, spare speed sensor ground 
Wire View of AEM EMS 
 
 
 
 
  
						

							Page 14 of 15 
Connection Diagram for EMS P/N 30-6051 
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 J32A2; 
AEM EMS 30-6051 
I/O 
Notes 
D1 Lock-up control solenoid valve ← Injector 5 Output 
Available, switched ground, 1.5A max (connected to B15) 
D2 Shift control solenoid valve B ← Injector 7 Output 
Available, switched ground, 1.5A max 
D3 Shift control solenoid valve C ← Idle 1 Output 
Available, switched ground, 1.5A max 
D4 ---  A/T gear position switch signal  High side 4  Output 
Available, switched input 
D5 Battery flyback solenoid ← Idle 4 Output 
Available, switched +12V, 1.5A max 
D6 A/T reverse switch ← Sensor +5V Output 
Available, sensor +5V output 
D7 Shift control solenoid valve A ← EGT 2 Input 
Available, jumper set for 0-5V input 
D8 A/T D3 sw  A/T D4 sw  ADCR14  Input 
Available, 0-5V input, 100Kohm pull up resistor to +5V 
D9 A/T D4 sw (1999-2002 Honda Accord V6 J30A1); 
A/T D5 sw (2002-2004 Honda Odyssey V6 J35A4) A/T D5 sw  Sensor ground  Output 
Available, sensor ground output 
D10 Countershaft speed sensor + ← CAN1H --- 
Dedicated, CAN high side 
D11 Mainshaft speed sensor + ←  Vehicle Speed (T3)  Input 
PnP for vehicle speed sensor input 
D12 Mainshaft speed sensor - ← Switch 3 Input 
Available, switched +12V input, 1.5A max 
D13 Park switch (1999 Honda Accord V6 J30A1); 
2nd clutch pressure switch (2000 Honda Accord V6 
J30A1); 3rd oil pressure switch  High side 3  Output 
Available, switched +12V output, 1.5A max 
D14 A/T 2 sw  A/T 3 sw  CAN1L  --- 
Dedicated, CAN low side 
D15 A/T 1 sw  A/T 2 sw  Baro Volts  Input 
Available, 0-5V input 
D16 Countershaft speed sensor - ← PW 2 Output 
Available, boost solenoid output 
 
Wire View of AEM EMS 
  
						

							  
Page 15 of 15 
AEM Electronics Warranty 
  
Advanced Engine Management Inc. warrants to the consumer that all AEM Electronics 
products will be free from defects in material and workmanship for a period of twelve 
months from date of the original purchase. Products that fail within this 12-month warranty 
period will be repaired or replaced when determined by AEM that the product failed due to 
defects in material or workmanship. This warranty is limited to the repair or replacement of 
the AEM part. In no event shall this warranty exceed the original purchase price of the 
AEM part nor shall AEM be responsible for special, incidental or consequential damages 
or cost incurred due to the failure of this product. Warranty claims to AEM must be 
transportation prepaid and accompanied with dated proof of purchase. This warranty 
applies only to the original purchaser of product and is non-transferable. All implied 
warranties shall be limited in duration to the said 12-month warranty period. Improper use 
or installation, accident, abuse, unauthorized repairs or alterations voids this warranty. 
AEM disclaims any liability for consequential damages due to breach of any written or 
implied warranty on all products manufactured by AEM. Warranty returns will only be 
accepted by AEM when accompanied by a valid Return Merchandise Authorization (RMA) 
number.  Product must be received by AEM within 30 days of the date the RMA is issued. 
  
Please note that before AEM can issue an RMA for any electronic product, it is first 
necessary for the installer or end user to contact the tech line at 1-800-423-0046 to 
discuss the problem.  Most issues can be resolved over the phone.  Under no 
circumstances should a system be returned or a RMA requested before the above process 
transpires. 
  
AEM will not be responsible for electronic products that are installed incorrectly, installed 
in a non approved application, misused, or tampered with.  
  
Any AEM electronics product can be returned for repair if it is out of the warranty period. 
There is a minimum charge of $75.00 for inspection and diagnosis of AEM electronic 
parts. Parts used in the repair of AEM electronic components will be extra. AEM will 
provide an estimate of repairs and receive written or electronic authorization before repairs 
are made to the product.