Pickup 1997

Connector Pin Identification

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Specific to:

Nissan Pickup 1997



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Fig.

PCM Pin #Wire ColorCircuit Description (26 Pin)Value at Hot Idle
1RD/WTHO2S-12 (B1 S2) HeaterHeater Off: 12v, On: 1v
2PK/GNHO2S-11 (B1 S1) HeaterHeater Off: 12v, On: 1v
3WT/GNEVAP Purge Solenoid (VSV)12v or 0v
4BLCruise Control ECU (IDLO)1.5v, off-idle: 12v
6BKIAC Signal (RSC)Pulse Signals
7BK/RDIAC Signal (RSO)Pulse Signals
8PK/YLA/T-ECT Solenoid (S1)3rd or OD: 1v
9YL/RDInjector 4 Control1.6-2-9 ms
10WT/GNInjector 3 Control1.6-2-9 ms
11WTInjector 2 Control1.6-2-9 ms
12WT/RDInjector 1 Control1.6-2-9 ms
13BRPower Ground<0.1v
14GN/YLCircuit Opening Relay (FC)0-3v, at off-idle: 12v
15BKTachometer Signal (TACO)Pulse Signals
16YL/RDA/T Oil Temperature SensorAt 68°F: 4-5v
17BK/YLIgniter Signal (IGF)Digital Signal: 0-5-0v
18GN4WD Detection Transfer (L4)Open: 12v, Closed: 0v
22BR/YLIgniter Transistor 2 ControlDigital Signal: 0-5-0v
23BK/BLIgniter Transistor 1 ControlDigital Signal: 0-5-0v
24BRShield Ground<0.050v
25BRPower Ground<0.1v
26BRPower Ground<0.1v

Specific to:

Nissan Pickup 1997



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Fig.

PCM Pin #Wire ColorCircuit Description (28 Pin)Value at Hot Idle
1RD/BKA/T Select Switch ReverseIn 'R': 12v, Others: 0v
2PKA/T Select Switch 2ndIn 2nd: 12v, Others: 0v
3PK/WTA/T Select Switch LowIn Low: 12v, Others: 0v
4PKA/T Oil Temperature LampLamp Off: 12v, On: 1v
5BL/BKA/C Amplifier Signal (ACT)Clutch On: 12v, Off: 1.5v
6BL/OROverdrive Main SwitchSwitch Off: 12v, On: 1v
7BLCruise Control ECUAt Cruise in OD: 12v
10GN/ORA/T Pattern Select SwitchNorm: 0v, PWR: 12v
12GN/ORVehicle Speed SensorAt 55 mph: 48 Hz
14BK/YLBattery Direct12-14v
17RD/GN4WD Detection Transfer (N)Open: 12v, Closed
18WTSIL (Scan Tool) Signal12v
20BL/YLA/C Amplifier Signal (AC1)Clutch On: 1.5v, Off: 12v
22WT/RDEFI Main Relay (B+)12-14v
25GN/WTStop Light Switch SignalBrake Off: 0v, On: 12v
26GN/WT4WD Selector SwitchSwitch Off: 12v, On: 1v

Specific to:

Nissan Pickup 1997



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Fig.

PCM Pin #Wire ColorCircuit Description (22 Pin)Value at Hot Idle
1GN/BKSensor VREF4.9-5.1v
4WT/RDA/T Vehicle Speed Sensor (-)AC pulse signals
5RDCKP Sensor Signal (NE+)AC pulse signals
6GNCKP Sensor Signal (NE-)<0.050v
7YLTP Sensor Signal (VTA)0.3-0.8v
8GY/RDMAF Sensor Signal (VG)1.1-1.8v
9YL/RDA/T Vehicle Speed Sensor (+)AC pulse signals
10YLCMP Sensor Signal (G2+)AC pulse signals
11BLCMP Sensor Signal (GN-)<0.050v
12YL/RDA/T Oil Temperature SensorAt 68°F: 4-5v
13WTHO2S-11 (B1 S1) Signal0.1-1.1v
14YL/GNIAT Sensor Signal (THA)At 100°F: 2.60v
15RD/YLEVAP Vapor Pressure Sensor2.5-3.1v (with fuel cap off)
16GYKnock Sensor 2 Signal<0.075v AC
17BKKnock Sensor 1 Signal<0.075v AC
18, 22BR/WTSensor Ground<0.050v
19BKHO2S-12 (B1 S2) Signal0.1-1.1v
20GN/RDECT Sensor Signal (THW)At 180°F: 0.51v
21PK/GNEGR Gas Temperature Sensor (THG)3.5-4.0v

Specific to:

Nissan Pickup 1997



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Fig.

PCM Pin #Wire ColorCircuit Description (16 Pin)Value at Hot Idle
1BLCruise Control ECUAt Cruise in OD: 12v
3PKMIL (lamp) ControlMIL Off: 12v, On: 1v
4GN/YLCircuit Opening Relay (FC)0-3v, at off-idle: 12v
5PK/WTData Link Connector12-14v
8RD/WTEGR Solenoid Control (VSV)12v or 0v
13GY/GNEVAP Vapor Pressure (VSV)12v or 0v
15WT/GNEVAP Purge Solenoid (VSV)12v or 0v
16BRShield Ground<0.050v

Specific to:

Nissan Pickup 1997



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Fig.

PCM Pin #Wire ColorCircuit Description (34-Pin)Value at Hot Idle
1BRPower Ground<0.1v
5YL/BKInjector 6 Control1.6-2.9 ms
6WT/BLInjector 5 Control1.6-2.9 ms
7YL/RDInjector 4 Control1.6-2.9 ms
8WT/GNInjector 3 Control1.6-2.9 ms
9WTInjector 2 Control1.6-2.9 ms
10WT/RDInjector 1 Control1.6-2.9 ms
11PK/YLA/T-ECT Solenoid (S1)3rd or OD: 12-14v
12BK/YLIgniter Signal (IGF)Digital Signal: 0-5-0v
13BK/WTStarter Switch Signal9-11v (cranking)
14BKNeutral Start SwitchIn P/N: 9-11v (cranking)
15RD/WTHO2S-12 (B1 S2) HeaterHeater Off: 12v, On: 1v
16PK/GNHO2S-11 (B1 S1) HeaterHeater Off: 12v, On: 1v
17GNA/T-ECT Solenoid (S2)1st or OD: 12-14v
22BK/RDIAC Signal (RSC)Pulse Signals
23BR/RDIAC Signal (RSO)Pulse Signals
24BK/BLIgniter Transistor 1 ControlDigital Signal: 0-5-0v
25BR/YLIgniter Transistor 2 ControlDigital Signal: 0-5-0v
26BK/WTIgniter Transistor 3 ControlDigital Signal: 0-5-0v
27RD/GNA/T-ECT Solenoid (SL)In Lockup: 12-14v
29GN4WD Detection Transfer (L4)Open: 12v, Closed: 0v
33BRPower Ground<0.1v
34BRPower Ground<0.1v

Specific to:

Nissan Pickup 1997



Click image to see an enlarged view

Fig.

PCM Pin #Wire ColorCircuit Description (22 Pin)Value at Hot Idle
2BK/YLBattery Direct12-14v
4PKMIL (lamp) ControlMIL Off: 12v, On: 1v
6BL/BKA/C Amplifier Signal (ACT)Clutch On: 12v, Off: 1.5v
7BL/YLA/C Amplifier Signal (AC1)Clutch On: 1.5v, Off: 12v
8GN/ORVehicle Speed SensorAt 55 mph: 48 Hz
9GN/WT4WD Selector SwitchSwitch Off: 12v, On: 1v
11BK/WTStarter Switch Signal9-11v (cranking)
12WT/RDEFI Main Relay (B+)12-14v
19WTSIL (Scan Tool) Signal12v
20GN/WTStop Light Switch SignalBrake Off: 0v, On: 12v

Specific to:

Nissan Pickup 1997



Click image to see an enlarged view

Fig.

PCM Pin #Wire ColorCircuit Description (16 Pin)Value at Hot Idle
1GN/BKSensor VREF4.9-5.1v
2GY/RDMAF Sensor Signal (VG)1.1-1.8v
3GYKnock Sensor 2 Signal<0.075v AC
4GN/RDECT Sensor Signal (THW)At 180°F: 0.51v
5WTHO2S-11 (B1 S1) Signal0.1-1.1v
6BKKnock Sensor 1 Signal<0.075v AC
7RDData Link Connector12-14v
8BR/WTMAF Sensor Ground<0.050v
9BR/BKSensor Ground<0.050v
10YLTP Sensor Signal (VTA)0.3-0.8v
12YL/GNIAT Sensor Signal (THA)At 100°F: 2.60v
13BKHO2S-12 (B1 S2) Signal0.1-1.1v
14PK/GNEGR Gas Temperature Sensor (THG)3.5-4.0v

Specific to:

Nissan Pickup 1997



Click image to see an enlarged view

Fig.

PCM Pin #Wire ColorCircuit Description (12 Pin)Value at Hot Idle
3PK/GNHO2S-11 (B1 S1) HeaterHeater Off: 12v, On: 1v
4RD/YLEVAP Vapor Pressure Sensor2.5-3.1v (with fuel cap off)
5BLCMP Sensor Signal (GN-)<0.050v
6GNCKP Sensor Signal (NE-)<0.050v
7BRPower Ground<0.1v
9RD/GNHO2S-12 (B1 S2) HeaterHeater Off: 12v, On: 1v
11YLCMP Sensor Signal (G2+)AC pulse signals
12RDCKP Sensor Signal (NE+)AC pulse signals

Specific to:

Nissan Pickup 1997



Click image to see an enlarged view

Fig.

PCM Pin #Wire ColorCircuit Description (26 Pin)Value at Hot Idle
3WT/GNEVAP Vapor Pressure (VSV)12v or 0v
4BLCruise Control ECUAt Cruise in OD: 12v
5WT/GNEVAP Purge Solenoid (VSV)12v or 0v
6BK/RDIAC Signal (RSC)Pulse Signals
7BR/RDIAC Signal (RSO)Pulse Signals
8YL/BKInjector 6 Control1.6-2.9 ms
9WT/BLInjector 5 Control1.6-2.9 ms
10YL/RDInjector 4 Control1.6-2.9 ms
11WTInjector 2 Control1.6-2.9 ms
12WT/RDInjector 1 Control1.6-2.9 ms
13BRPower Ground<0.1v
14GN/YLCircuit Opening Relay (FC)0-3v, at off-idle: 12v
17BK/YLIgniter Signal (IGF)Digital Signal: 0-5-0v
18RD/WTEGR Solenoid Control (VSV)12v or 0v
21BK/WTIgniter Transistor 3 ControlDigital Signal: 0-5-0v
22BR/YLIgniter Transistor 2 ControlDigital Signal: 0-5-0v
23BK/BLIgniter Transistor 1 ControlDigital Signal: 0-5-0v
24BRShield Ground<0.050v
25WT/GNInjector 3 Control1.6-2.9 ms
26BRPower Ground<0.1v
 
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