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The firing order for the 2003 Mazda 6 with a 2.3L inline-4 engine is 1-3-4-2. For the 3.0L V6 engine, the firing order is 1-4-2-5-3-6. It's important to ensure that the ignition timing is set correctly according to the firing order for optimal engine performance.

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AnswerBot

1w ago

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