Tuesday, July 21, 2020

2010 BMW 128i Convertible (E88) L6-3.0L (N52K) P Code Charts

2010 BMW 128i Convertible (E88) L6-3.0L (N52K) P Code Charts

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P102C

2A34 – P102C

Information saved in

DME

Fault code

2A34 – P102C

Fault text

Valvetronic, eccentric shaft sensor: reference

Fault description

VVT-Reference Sensor Diagnostic Error (Bank 1)

Condition for fault identification

Test condition:

Internal VVT reference sensor monitor

No faults related to the sensor voltage supply should be

present (fault code #10800) and there should be no faults or

SPI parity faults related to the VVT sensor (fault code

#10801) or (fault code #10802)

Terminal condition: Terminal 15 ON

Voltage condition:

Electrical system voltage terminal 87 >10.0 V

Condition for fault memory entry

20 ms

Action in service

Sensor replacement

Fault effect and breakdown warning

Driver information

Warning light:

ECE: No warning message. Engine reverts to VVT

emergency backup mode (throttled operation) US: OPEN