Do not disconnect the lead-acid battery cables when the check engine warning light is turned on/flashing.
The engine may be damaged when reconnecting the lead-acid battery cables, which could result in a fire.
The light turns on if the engine has a problem while it is running.
Park the vehicle in a safe place immediately and contact an Authorized Mazda Dealer.
If any of the following problems occur, the check engine warning light turns on.
There is a problem with the engine control system
There is a problem with the emission control system
There is a problem with the transmission control system
There is a problem with the M Hybrid Boost
The fuel tank level being very low or approaching empty.
The fuel-filler cap is missing or not tightened securely
If the check engine warning light remains turned-on/flashing, do not drive at high speed and have the vehicle inspected by an Authorized Mazda Dealer as soon as possible.
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