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Home >> Mercedes Benz >> 2001 >> ML320 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0133: Right O2 Sensor Upstream TWC (G3/4) >> Notes

DTC P0133: Right O2 Sensor Upstream TWC (G3/4): Notes

NOTE: DTC may set because of aging correction value exceeded, aging period too long or aging of O2 sensor too slow.