Monday, April 13, 2020

2010-2020 BMW 128i Diagnostic and Repair Information

2A37

2A37 – P1017

Information saved in

DME

Fault code

2A37 – P1017

Fault text

Valvetronic, eccentric shaft sensor: plausibility

Fault description

VVT-Sensors Plausibility (Bank 1)

Condition for fault identification

Test condition:

VVT sensor plausibility monitor

1. No faults regarding the sensor voltage supply should be

present (fault code #10800)

2. No sensor faults should be present (fault codes #10801 to

#10806)

Terminal condition: Terminal 15 ON

Voltage condition:

Electrical system voltage terminal 87 >10.0 V

Condition for fault memory entry

50 ms

Action in service

1. Check reluctor on VVT sensor to ensure correct

installation and firm seating.

2. Replace VVT sensor if Item 1 is OK

Fault effect and breakdown warning

Driver information

Warning light:

ECE: No warning message. Engine reverts to VVT

emergency backup mode (throttled operation) US: OPEN

2010-2020 BMW 128i Convertible (E88) L6-3.0L (N51) WWW.168MOTIVE.COM Page 90