LEMON Manuals
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2007
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M Coupe
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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Diagnostic Trouble Codes (S54)
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MSS70 Engine Operating System DTCS
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DTC P0133, BMW Hex Code 0x2C39, BMW Code 11321: O2 Sensor Circuit Slow Response (Bank 1 Sensor 1) (MAX)
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Repair procedures (plant/service)
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Repair procedures (plant/service)
Replace the suspect O2 sensor. If this fails to resolve the issue, inspect the wiring.