Maxima SE V6-3.0L (VQ30DE) (1998)
Without TOOLS
1) Lift up drive wheels.
2) Start engine and warm it up to normal operating temperature.
3) Turn ignition switch "OFF", wait at least 5 seconds.
4) Start engine and wait at least 70 seconds.
5) Set voltmeter probes to ECM terminals (62) (EVAP control system pressure sensor signal) and (43) (ECM ground).
6) Check EVAP control system pressure sensor value at idle speed.
7) Establish and maintain the following conditions for at least 1 minute.
Air conditioner switch: ON
Steering wheel:
Fully turned
Headlamp switch:
ON
Rear window defogger switch:
ON
Engine speed:
Approx. 3,000 rpm
Gear position:
Any position other than "P" "N" or "R"
Verify that EVAP control system pressure sensor value stays 0.1V less than the value at idle speed for at least 1 second.