2ADB - U1168

2020 BMW 128i Coupe (E82) L6-3.0L (N51) Diagnostic Trouble Codes ( DTC ): Service instruction

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2ADB - U1168 (DME)

2ADB - U1168

Information saved in

DME

Fault code

2ADB - U1168

Fault text

EAC sensor, communication

Fault description

Message Monitoring Direct Ozone Reduction Catalyst Temperature Sensor Check Sum Error

Condition for fault identification

Test condition:

EAC sensor must be installed, and the correct data set (SULEV) must be programmed in the DME

Terminal condition: Terminal 15 Voltage condition:

Voltage in onboard electrical system > 9 V

Condition for fault memory entry

2.5 sec.

Action in service

1.) Check ground wire from DME to EAC sensor 2.) Check positive wire from DME to EAC sensor 3.) Check bus wire from DME to EAC sensor

4.) Replace sensor

Fault effect and breakdown warning

Driver information

Warning light:

MIL comes on after 2nd driving cycle