Mazda CX-9 2019 Owner's Manual page 204

When Driving
Instrument Cluster and Display
▼ Wrench Indicator Light
The wrench indication is displayed under
the following conditions.
When the preset maintenance period has

arrived.
Refer to Maintenance Monitor on page
6-16.
When the engine oil replacement period

has arrived.
NOTE
The wrench indication may display

earlier than the preset period depending
on vehicle usage conditions.
Whenever the engine oil is replaced, a

reset of the vehicle engine control unit
necessary.
Your Authorized Mazda Dealer will be
able to reset the engine control unit or
see page 6-24 for the Vehicle engine
control unit reset procedure.
▼ Low Engine Coolant Temperature
Indicator Light (Blue)
The light illuminates continuously when
the engine coolant temperature is low and
turns off after the engine is warm.
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