Inspect the brake switch with it installed to the brake pedal, otherwise the brake switch may not operate normally. If the brake switch is removed from the brake pedal, replace the brake switch with a new one.
1. Disconnect the brake switch connector.
2. Verify that the continuity is as indicated in the table.
If not as indicated in the table, replace the brake switch.
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Test yourself
A quick Mazda 3 quiz: every answer comes with an explanation and a link to the manual page.
