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Confirmation Driving Pattern

CONFIRMATION DRIVING PATTERN




1. Switch the hand-held tester from the normal mode to the check mode. (*1)
2. Start the engine and let the engine idle for 100 seconds or more. (*2)
3. Drive the vehicle at 40 km/h (24 mph) or more for 20 seconds or more. (*3)
4. Let the engine idle for 20 seconds or more. (*4)
5. Repeat the procedure (*3) and (*4) three times. (*5)
6. Let the engine idle for 30 seconds. (*6)
7. Check the oxygen sensor output voltage.

HINT: If a malfunction exists, the check engine warning light comes on.

NOTE: If the conditions on this test are not strictly followed, the malfunction will not be detected.
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