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Home >> Infiniti >> 2010 >> M45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1550 To P2A03 >> DTC P1564 ASCD Steering Switch >> Wiring Diagram
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DTC P1564 ASCD Steering Switch: Wiring Diagram

Fig 1: Wiring Diagram - EC-ASC/SW-01
G06303372Courtesy of NISSAN MOTOR CO., U.S.A.

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

CAUTION: Never 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 TERMINALS REFERENCE CHART

TERMINAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage)
67 B/W Sensor ground
(ASCD steering switch)
[Engine is running] 
  • Warm-up condition 
  • Idle speed
Approximately 0 V
99 Y ASCD steering switch [Ignition switch: ON] 
  • ASCD steering switch: OFF
Approximately 4 V
[Ignition switch: ON] 
  • MAIN switch: Pressed
Approximately 0 V
[Ignition switch: ON] 
  • CANCEL switch: Pressed
Approximately 1 V
[Ignition switch: ON] 
  • RESUME/ACCELERATE switch: Pressed
Approximately 3 V
[Ignition switch: ON] 
  • SET/COAST switch: Pressed
Approximately 2 V