2010-2020 BMW 128i Diagnostic and Repair Information

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2A40

2A40 – P1076

Information saved in

DME

Fault code

2A40 – P1076

Fault text

Valvetronic, thermal overload protection

Fault description

VVT-Overload Protection ECU-Temperature High Input

(Bank 1)

Condition for fault identification

Test condition:

Monitoring of maximum transistor temperature

Terminal condition: Terminal 15 ON

Voltage condition:

none

Condition for fault memory entry

0.03

Action in service

1. Repeat the diagnostic routine once the vehicle cools

2. If Item 1 is not OK, it will be necessary to proceed to an

examination of the control module’s electronic circuitry

Fault effect and breakdown warning

Driver information

Warning light:

Emergency default mode 2

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