Tuesday, August 13, 2019

2A38 - P1030

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



none









(DME) Condition For Fault Memory Entry - 1



2A38 - P1030







Information saved in



DME









Fault code



2A38 - P1030









Fault text



Valvetronic, monitoring, sluggish movement









Fault description



VVT-Actuator Monitoring Position Control, Control Deviation (Bank 1)









Condition for fault identification



Test condition:





VVT system monitoring for stiction and resistance to motion.





Always active when no other VVT fault is present. Terminal condition: Terminal 15 ON





Voltage condition:





Electrical system voltage terminal 87 >10.0 V









Condition for fault memory entry



55 ms









Action in service



1. Use tester to request initialization of travel limits and note whether travel limit initialization routine executes without problems. 2. If Item 1 is not OK, replace VVT motor and repeat Item 1





3. If replacing VVT motor fails to resolve the problem: Open the valve cover and check the VVT for mechanical stiction and seizure.









Fault effect and breakdown warning







Driver information



Warning light:





ECE: No warning message. Engine reverts to VVT emergency backup mode (throttled operation) US: OPEN

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