The wrench indication is displayed under the following conditions.
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When the preset maintenance period has arrived.
Refer to Maintenance Monitor (Search).
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When the engine oil replacement period has arrived.
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The wrench indication may display earlier than the preset period depending on vehicle usage conditions.
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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 (Search) for the Vehicle engine control unit reset procedure.
