DTC P1564 ASCD Steering Switch: Wiring Diagram

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

Refer to POWER SUPPLY, GROUND & CIRCUIT ELEMENTS PATHFINDER-->.

Fig 1: Identifying Wiring Diagram - EC-ASC/SW-01

Courtesy 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.

SPECIFICATION DATA AND REFERENCE VALUES CHART

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