ASCD Brake Switch: Wiring Diagram

WARNING: This page is about a different car, the 2005 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Wiring Diagram - EC-ASCBOF-01

Courtesy 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.

ON BOARD DIAGNOSTIC LOGIC

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