Monday, April 13, 2020

2010-2020 BMW 128i Diagnostic and Repair Information

2E8D – P151A (DME)

2E8D – P151A

Information saved in

DME

Fault code

2E8D – P151A

Fault text

Intelligent battery sensor, function

Fault description

Battery Sensor Terminal 15/30 Wakeup Circuit

Condition for fault identification

Test condition:

During Terminal 15/wakeup request from IBS and critical

charge status

Short to ground in Terminal 15 wakeup wire

Terminal condition: none

Voltage condition:

none

Condition for fault memory entry

10 sec.

Action in service

1. With battery sensor disconnected, check Terminal

15/wake-up wire for shorts to ground

2. Check for non-approved connection of supplementary

electr. equipment to Terminal 15/wake-up wire

3. If fault code is stored, replace battery sensor

Fault effect and breakdown warning

Driver information

Warning light:

No warning lamp or CC status report