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ASCD Brake Switch: Wiring Diagram

WARNING: This page is about a different car, the 2008 Infiniti M35. However, it is still accessible from the selected car via links, so may be relevant.

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

Fig 1: EC-ASCBOF-01 - Wiring Diagram
G05210177Courtesy 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.
ECM TERMINALS WITH VOLTAGE SPECIFICATION

TERMINAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage)
101 V/R Stop lamp switch [Ignition switch: OFF] 
  • Brake pedal: Fully released
Approximately 0V
[Ignition switch: OFF] 
  • Brake pedal: Slightly depressed
BATTERY VOLTAGE (11 - 14V)
108 BR ASCD brake switch [Ignition switch: ON] 
  • Brake pedal: Slightly depressed
Approximately 0V
[Ignition switch: ON] 
  • Brake pedal: Fully released
BATTERY VOLTAGE (11 - 14V)