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Ignition Signal: Wiring Diagram

For PG, go to SYSTEM WIRING DIAGRAMS .

Fig 1: EC-IGNSYS-01 - Wiring Diagram
G04147772Courtesy of NISSAN MOTOR CO., U.S.A.

Specification data are reference values and are measured between each terminal and ground.

CAUTION: Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in damage to the ECM's transistor. Use a ground other than ECM terminals, such as the ground.
CONNECTOR TERMINAL VOLTAGE REFERENCE

TERMINAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage)
111 BR ECM relay (Self shut-off) [Engine is running] 
[Ignition switch: OFF] 
  • For a few seconds after turning ignition switch OFF
 0 - 1.0V
[Ignition switch: OFF] 
  • More than a few seconds after turning ignition switch OFF
 BATTERY VOLTAGE (11 - 14V)
119
120		 R
P		 Power supply for ECM [Ignition switch: ON]  BATTERY VOLTAGE (11 - 14V)

For PG, go to SYSTEM WIRING DIAGRAMS .

Fig 2: EC-IGNSYS-02 - Wiring Diagram
G04147773Courtesy of NISSAN MOTOR CO., U.S.A.

Specification data are reference values and are measured between each terminal and ground.

Pulse signal is measured by CONSULT-II.

CAUTION: Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in damage to the ECM's transistor. Use a ground other than ECM terminals, such as the ground.
CONNECTOR TERMINAL VOLTAGE REFERENCE

TERMINAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage)
62
81		 Y
G		 Ignition signal No. 1
Ignition signal No. 2		 [Engine is running] 
  • Warm-up condition 
  • Idle speed
    NOTE: The pulse cycle changes depending on RPM at idle.
 0 - 0.1V (1)
G04147122Courtesy of NISSAN MOTOR CO., U.S.A.
[Engine is running] 
  • Warm-up condition 
  • Engine speed: 2, 000 RPM.
 0 - 0.2V (1)
G04147775Courtesy of NISSAN MOTOR CO., U.S.A.
(1) Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)

For PG, go to SYSTEM WIRING DIAGRAMS .

Fig 3: EC-IGNSYS-03 - Wiring Diagram
G04147776Courtesy of NISSAN MOTOR CO., U.S.A.

Specification data are reference values and are measured between each terminal and ground. Pulse signal is measured by CONSULT-II.

CAUTION: Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in damage to the ECM's transistor. Use a ground other than ECM terminals, such as the ground.
CONNECTOR TERMINAL VOLTAGE REFERENCE

TERMINAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage)
61
80		 L
GR		 Ignition signal No. 3
Ignition signal No. 4		 [Engine is running] 
  • Warm-up condition 
  • Idle speed
    NOTE: The pulse cycle changes depending on RPM at idle.
 0 - 0.1V (1)
G04147122Courtesy of NISSAN MOTOR CO., U.S.A.
[Engine is running] 
  • Warm-up condition 
  • Engine speed: 2, 000 RPM.
 0 - 0.2V*
G04147778Courtesy of NISSAN MOTOR CO., U.S.A.
(1) Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)
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