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Home >> Mazda >> 2000 >> MPV DX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0037: Ho2S Heater Circuit Low >> Notes
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DTC P0037: Ho2S Heater Circuit Low: Notes

NOTE: DTC is for right rear oxygen sensor on California models, middle oxygen sensor on Federal models.
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