Black plate (461,1)
qVehicle Engine Control Unit Reset Procedure
NOTE
This procedure is intended for vehicles with the engine oil flexible maintenance setting selected.
After replacing the engine oil, have a repair shop such as an Authorized Mazda Dealer
perform the initialization (engine oil data resetting) of the recorded value. If the value
recorded by the computer is not initialized, the wrench indicator light may not turn off or it
may turn on earlier than normal.
NOTE
The initialization (engine oil data resetting) of the recorded value can be performed using the
following procedure:
1. Switch the ignition OFF.
2. Switch the ignition ON with the selector pressed, and press and hold the selector for about 5
seconds until the master warning light
flashes.
Selector
3. After the master warning light flashes for several seconds, the initialization is completed.
Maintenance and Care
Owner Maintenance
6-29
CX-5_8DV2-EA-14K_Edition5 Page461
Tuesday, November 24 2015 8:50 AM
Form No.8DV2-EA-14K
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