Engine Control System - Component Testing: VIAS: Wiring Diagram

For PG-POWER, refer to POWER SUPPLY, GROUND & CIRCUIT ELEMENTS .

Fig 1: Wiring Diagram - EC-VIAS-01

Courtesy of NISSAN MOTOR CO., U.S.A.

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

ITEM CONDITION CHART

TERMINAL NO.	WIRE COLOR	ITEM	CONDITION	DATA (DC Voltage)
29	Y	VIAS control solenoid valve	[Engine is running] Idle speed	BATTERY VOLTAGE (11 - 14V)
29	Y	VIAS control solenoid valve	[Engine is running] Engine speed is above 5, 000 rpm	0 - 1.0V