Oxygen Sensor Tests - Obd-Ii - Tecnotest EZ-SCAN 4000 Manual Operativo

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EZ-SCAN 4000 ___________________________________________________________________________
4.2 -

Oxygen sensor tests - OBD-II

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[OBD-II] Oxygen Sensor Tests are OBD-II specific tests of each of the oxygen
sensors on a vehicle. Although there are up to eight possible sensors the scanner
can test, certain vehicles may not support all eight tests, and most vehicles use
only two or four. Oxygen Sensor Test values are divided in two types, a constant
reading and a calculated reading. Constant readings are provided by the vehicle
computer, calculated readings are determined from the sensor data.
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Your vehicle must be scanner before viewing Oxygen Sensor Test data. If MON is
pressed, and the vehicle has not been scanned, the scanner will display Press the
Scan key to Scan New Data. Refer to "Scanning the Vehicle" on chapter 3.0.
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Refer to "OBD-II Oxygen Sensor Test Readings" to see a description of each
Oxygen Sensor Test data item.
Viewing Oxygen Sensor Test Data
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Press POWER to display the EZ-Scan 4000 scanner opening screen.
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Press MON to display Monitor menu. Use the
2-Oxygen Tests is highlighted, then press ENTER.
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Use the and
ENTER.
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Use the and
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Press MON to exit the Oxygen Sensor Tests and display the opening screen.
48
arrow keys to select an O
arrow keys to select which Oxygen Sensor Test to view.
and arrow keys until
Sensor number, then press
2
OPERATING INSTRUCTIONS