Monday, July 8, 2019

2A85 - P2090

2020 BMW 128i Coupe (E82) L6-3.0L (N51) Diagnostic Trouble Codes ( DTC ): Service instruction



none









2A85 - P2090 (DME)



2A85 - P2090







Information saved in



DME









Fault code



2A85 - P2090









Fault text



Exhaust VANOS, activation









Fault description



'B' Camshaft Position Actuator Control Circuit Low (Bank 1)









Condition for fault identification



Test condition:





Monitoring of VANOS control Engine speed > 500 rpm





Terminal condition: Terminal 15, engine on Voltage condition:





Voltage in onboard electrical system > 10 V









Condition for fault memory entry



none









Action in service



1Check wiring





Repair if defective





If wiring is OK proceed to check component









Fault effect and breakdown warning







Driver information Warning light: MIL ON

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