Is it safe to drive with BMW 3 Series O2 Lambda Sensor Failure P0136?

Generally safe to drive for short distances, but the fault should be diagnosed and repaired promptly.

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BMW 3 Series O2 Lambda Sensor Failure P0136 — BMW 3 Series 2005 | MyCarFault

BMW 3 Series O2 Lambda Sensor Failure P0136

BMW 3 Series 2005 N52 Petrol

Safe to Drive?

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Urgency Level

🟡 Monitor Closely

P0136 downstream O2 sensor circuit malfunction on BMW 3 Series N52 indicates failed lambda sensor. The downstream sensor monitors catalyst efficiency. Replacement costs £80-200. Ensure the replacement sensor is the correct variant — wideband vs narrowband sensors are not interchangeable.

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BMW 3 Series O2 Lambda Sensor Failure P0136

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