Toyota SIENNA 2022 Manual page 407

loose
The malfunction indicator
lamp comes on indicating a
temporary malfunction and
your vehicle may not pass the
I/M test.
When the malfunction
indicator lamp still
remains on after several
driving trips
The error code in the OBD sys-
tem will not be cleared unless
the vehicle is driven 40 or more
times.
If your vehicle does not
pass the I/M test
Contact your Toyota dealer to
prepare the vehicle for re-test-
ing.
6-2. Maintenance
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