Wednesday, April 29, 2020

2010 BMW 128i Convertible (E88) L6-3.0L (N52K) Manufacturer Code Page 218

2010 BMW 128i Convertible (E88) L6-3.0L (N52K) Manufacturer Code Page 218

Internal control-module fault, processor fault in monitor

computer

Terminal condition: Terminal 15 ON

Voltage condition:

Voltage in onboard electrical system >= 10 V

Condition for fault memory entry

immediately

Action in service

Ensure that correct softare and data have been flashprogrammed;

repeat flash-programming as indicated. If

frequency > 3 Replace DME

Fault effect and breakdown warning

Driver information

Warning light:

MIL OFF EML ON CC: Power loss, engine malfunction

Service instruction

none

2EA1

2EA1 – P252A

Information saved in

DME

Fault code

2EA1 – P252A

Fault text

Oil condition sensor, communication

Fault description

Engine Oil Quality Sensor Circuit

Condition for fault identification

Test condition:

Oil status sensor communications monitor

Terminal condition: Terminal 15 ON

Voltage condition:

Voltage in onboard electrical system > 9 V

Condition for fault memory entry

20 sec.

Action in service

1. Check wire (BSD_BUS) connecting oil sensor (QLT) and

DME.

2. Check plug-in connection at QLT.

3. Replace QLT

Fault effect and breakdown warning

Driver information

Warning light:

No warning message. No oil level display or oil temperature

measurement is possible without the BSD_BUS signal.