Turn the ignition switch ON and turn the tester ON.
Clear DTCs (see page ES-35).
Drive the vehicle in accordance with the drive pattern described in the CONFIRMATION DRIVING PATTERN.
Select the following menu items: DIAGNOSIS /
ENHANCED OBD II / MONITOR INFO / MONITOR
Check that the status of O2S MON is COMPL.
If the status is still INCMPL, drive the vehicle according to the driving pattern again.
• AVAIL indicates that the component has not been monitored yet.
• COMPL indicates that the component is functioning normally.
• INCMPL indicates that the component is malfunctioning.
(g) Select the following menu items: DIAGNOSIS / ENHANCED OBD II / MONITOR INFO / TEST RESULT / RANGE B1 S1; then press the ENTER button.
(h) Check the test value of the A/F sensor output current during fuel-cut.
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