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Home >> Subaru >> 1997 >> SVX L >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Circuit Tests >> DTC P0133 (FO2_R): Front O2S Circuit Slow Response
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DTC P0133 (FO2_R): Front O2S Circuit Slow Response

NOTE: This test refers to right side O2S.

If DTC P0130 exists, diagnose DTC P0130  first. Clear DTC and retest. If DTC P0133 resets, check exhaust system and repair as necessary. If exhaust system is okay, replace front O2S.