P0136 Meaning: O2 Sensor Circuit (Bank 1, Sensor 2) — Causes & Fixes | CrankKey

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O2 diagnostic path: P0133 Meaning — upstream B1S1 slow response · P0137 Meaning — B1S2 low voltage · P0138 Meaning — B1S2 high voltage · P0420 Meaning — catalyst efficiency downstream of B1S2 · P0430 Meaning — catalyst efficiency, Bank 2

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O2 diagnostic path: P0133 Meaning — upstream B1S1 slow response · P0137 Meaning — B1S2 low voltage · P0138 Meaning — B1S2 high voltage · P0420 Meaning — catalyst efficiency downstream of B1S2 · P0430 Meaning — catalyst efficiency, Bank 2

← P0135 Meaning P0137 Meaning →

P0136 Meaning: O2 Sensor Circuit (Bank 1, Sensor 2) — Causes & Fixes | CrankKey