nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

Throttle Position Sensor > < Diagnostic Trouble Code Tests and Associated Procedures|Page 2388
Page 1
background image

Air Flow Meter/Sensor: Component Tests and General Diagnostics

Air Flow Meter Test

1.

Pull the rubber insulator back from the air flow meter connector.

2.

Turn the ignition switch ON.

3.

Using a volt meter, check voltage between terminal B and ground.
Voltage should be approximately 0.8 VDC.

4.

Start and warm the engine to operating temperature and then idle it.

5.

Using a volt meter, check voltage between terminal B and ground.
Voltage should be approximately 0.8 - 1.5 VDC.
If the meter fails the above test, check the "hot wire" for dust or damage and replace the meter if necessary.

Throttle Position Sensor > < Diagnostic Trouble Code Tests and Associated Procedures|Page 2388