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