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Ignition Signal: Wiring Diagram

For PG, go to POWER SUPPLY, GROUND & CIRCUIT ELEMENTS .

Fig 1: EC-IGNSYS-01 - Wiring Diagram
G04900801Courtesy of NISSAN NORTH AMERICA, INC.

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.
INPUT/OUTPUT VOLTAGE REFERENCE

TERMINAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage)
111 W/B ECM relay (Self shut-off) [Engine is running] 
[Ignition switch: OFF] 
  • For a few seconds after turning ignition switch OFF
0 - 1.5V
[Ignition switch: OFF] 
  • More than a few seconds after turning ignition switch OFF
BATTERY VOLTAGE (11 - 14V)
119
120
BR
BR
Power supply for ECM [Ignition switch: ON]  BATTERY VOLTAGE (11 - 14V)
Fig 2: EC-IGNSYS-02 - Wiring Diagram
G04900802Courtesy of NISSAN NORTH AMERICA, INC.

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.
INPUT/OUTPUT VOLTAGE REFERENCE

TERMINAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage)
46
60
61
62
L/R
GR/R
O/W
Y/R
Ignition signal No. 7
Ignition signal No. 5
Ignition signal No. 3
Ignition signal No. 1
[Engine is running] 
  • Warm-up condition 
  • Idle speed
NOTE: The pulse cycle changes depending on rpm at idle.
G05229203Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running] 
  • Warm-up condition 
  • Engine speed: 2, 000 rpm.
G05229204Courtesy of NISSAN NORTH AMERICA, INC.
*: Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)
Fig 3: EC-IGNSYS-03 - Wiring Diagram
G04900805Courtesy of NISSAN NORTH AMERICA, INC.

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.
INPUT/OUTPUT VOLTAGE REFERENCE

TERMINAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage)
65
79
80
81
G/R
V/W
W/R
W/G
Ignition signal No. 8
Ignition signal No. 6
Ignition signal No. 4
Ignition signal No. 2
[Engine is running] 
  • Warm-up condition 
  • Idle speed
NOTE: The pulse cycle changes depending on rpm at idle.
G05229203Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running] 
  • Warm-up condition 
  • Engine speed: 2, 000 rpm.
G05229204Courtesy of NISSAN NORTH AMERICA, INC.
*: Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)