Toyota Vigo Owner's Manual page 231

CAUTION
 If the malfunction indicator light comes on
The malfunction indicator light comes on if you continue driving while the
DPF system warning light is flashing. In this event, damage may be caused
to the vehicle or an accident may occur. Have the vehicle inspected by any
authorized Toyota dealer or repairer, or another duly qualified and equipped
professional, immediately.
NOTICE
 To prevent the DPF system from failing
 Do not drive for long periods of time while the DPF system warning light is
flashing
 Do not use fuel other than the specified type
 Do not use engine oil other than the recommended type
Do not modify the exhaust pipe

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2-4. Using other driving systems
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