mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 2829 > < Component Tests and General Diagnostics|Page 2827
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Oxygen Sensor: Service and Repair

HEATED OXYGEN SENSOR (HO2S) REMOVAL/INSTALLATION[L3]

WARNING:  A hot engine and exhaust system can cause severe burns. Turn off the engine and wait until they are cool before removing the
exhaust system.

1. Remove the battery cover.
2. Disconnect the negative battery cable.
3. Remove the plug hole cover.
4. Disconnect the HO2S connector.

5. Remove in the order indicated in the table.

HO2S Removal Note

1. Remove the HO2S using the SST.

Wiring Harness Bracket Installation Note

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