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Home >> Nissan-Datsun >> 2005 >> Altima Base >> Repair and Diagnosis >> Engine Performance >> Engine Control System - Qr25DE >> Ignition Signal >> Wiring Diagram

Ignition Signal: Wiring Diagram

Fig 1: Wiring Diagram - EC-IGNSYS-01
G02527005Courtesy 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.
Fig 2: Terminals Input/Output Voltage Chart
G02527006Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 3: Wiring Diagram - EC-IGNSYS-01
G02527007Courtesy 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.
Fig 4: Terminals Input/Output Voltage Chart
G02527008Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 5: Wiring Diagram - EC-IGN/SYS-3
G02527009Courtesy 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.
Fig 6: Terminals Input/Output Voltage Chart
G02527010Courtesy of NISSAN MOTOR CO., U.S.A.