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Home >> Mazda >> 2002 >> Protege ES, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 (Engine Controls [Theory & Operation]) >> Computerized Engine Controls >> Input Devices >> Main Relay
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Main Relay

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2003 Mazda Tribute, 2003 Mazda Protege5, 2003 Mazda Protege, 2003 Mazda MX-5 Miata, and 2003 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.

The main relay provides battery voltage to the PCM, engine cooling fan relay, fuel injectors, fuel pump and purge solenoid valve.

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