Owner manual

Connection Diagram for EMS P/N 30-6620
Pin
‘8
9
-
‘98
Nissan Skyline RB26DETT
,
‘93-‘98 Nissan Skyline RB25DET,
‘89-‘94 Nissan Skyline RB20DET
199
0
-
1995
Nissan
300ZX
VG30DE, VG30DETT, 1992-
1994 Nissan Maxima VE30DE
9
4
-
‘96
Nissan S
ilvia S14
SR20
DET
,
‘88-‘91 Nissan Silvia S13 CA18DET,
‘89-‘93 Nissan 180SX CA18DET
AEM EMS
30-6620 I/O Notes
41
Camshaft Position Sensor
Reference Signal
Cam Signal Input
Dedicated, must use AEM replacement trigger disc
(connects to pin 51)
42
Camshaft Position Sensor Signal
Crank Signal Input
Dedicated, must use AEM replacement trigger disc
(connects to pin 52)
43
Ignition Switch (start position)
+12V starting
power Input Dedicated
44
Neutral Position Switch
Switch 4 Input Available, switch must connect to ground
45
Ignition Switch
Main relay
(input) Input Dedicated, +12V activates Main Relay circuit
46
Air Conditioner Switch
Switch 6 Input PnP for A/C request switch
47
Diagnostics Check Signal
EGT 4 Input Available, jumper set for 0-5V Input
48
+5V Sensor reference power
+5V Sensor Output Dedicated
49
Power Supply For ECM
+12V
Switched Input Dedicated, +12V power when ECCS Relay is on
50
ECM Ground
Power Ground Input Dedicated
51
Camshaft Position Reference Signal
Cam Signal Input
Dedicated, must use AEM replacement trigger disc
(connects to pin 41)
52
Camshaft Position Sensor Signal
Crank Signal Input Dedicated, connects to Pin 42
53
Vehicle Speed Sensor Signal
T3 (Vehicle
Speed) Input PnP for Vehicle Speed Sensor
54
Idle Position Switch
Switch 1 Input Available, switch must connect to ground
55
Rear Heated Oxygen Sensor
(RB26DETT)
Left Side Heated Oxygen
Sensor
A/C FICD (CA18DET Only)
O2 #2 Input Dedicated, 0-5V signal
56
Throttle Sensor Output Signal
Throttle Sensor Output Signal
(Auto Trans only)
Throttle Sensor Output Signal
(Auto Trans only) TPS Out
Output
Dedicated, for use with GT-R auxiliary devices (Attesa AWD
control, Dashboard display)
57
Power source for Idle Position switch
Power for Idle Position switch
(CA18DET) CAN1L
Output
Dedicated
58
Power Supply Back-Up
Permanent
+12V Input Dedicated, backup power for internal datalog
59
Power Supply for ECM
+12V
Switched Input Dedicated, +12V power when ECCS Relay is on
60
ECM Ground
Power Ground Input Dedicated
Wire View of AEM EMS