Component Function Check

1. PERFORM COMPONENT FUNCTION CHECK

Without CONSULT-III 

1. Lift up drive wheels.
2. Start engine (VDC switch OFF) and warm it up to normal operating temperature.
3. Turn ignition switch OFF, wait at least 10 seconds.
4. Turn ignition switch ON.
5. Turn ignition switch OFF, wait at least 10 seconds.
6. Start engine and wait at least 70 seconds.
7. Set voltmeter probes to ECM harness connector terminals under the following conditions.
   ECM REFERENCE
   
   

   ECM
   Connector	+	-
   	Terminal	Terminal
   E10	86 (EVAP control system pressure sensor signal)	96 (Sensor ground)

8. Check EVAP control system pressure sensor value at idle speed and note it.
9. Establish and maintain the following conditions for at least 1 minute.
   SWITCH SPECIFICATIONS
   
   

   Air conditioner switch	ON
   Head lamp switch	ON
   Rear window defogger switch	ON
   Engine speed	Approx. 3, 000 RPM
   Gear position	Any position other than P, N or R

   Fig 1: Setting Voltmeter Probes To ECM Harness Connector Terminals

   Courtesy of NISSAN MOTOR CO., U.S.A.
10. Verify that EVAP control system pressure sensor value stays 0.1 V less than the value at idle speed (measured at step 6) for at least 1 second.

    Is the inspection result normal? 

    YES: INSPECTION END

    NO: Go to "DIAGNOSIS PROCEDURE ".