LEMON Manuals
: Even more car manuals for everyone: 1960-2025
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BMW
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2014
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335i Automatic Trans
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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Self Diagnosis - Diagnostic Trouble Codes (N55)
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Fault Code Tests
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DTC P2237: BMW DTC 2D25; DME -- O2 Sensor Positive Current Control Circuit/Open (Bank 1 Sensor 1)
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Action in service
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Action in service
Check the lines and plug connections between the following components:
DME
Oxygen sensor before catalytic converter
Replace oxygen sensor before catalytic converter.