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

none

2F4F

2F4F - P0503

Information saved in

DME

Fault code

2F4F - P0503

Fault text

Vehicle speed, plausibility

Fault description

Vehicle Speed Sensor 'A' Intermittent/Erratic/High

Condition for fault identification

Test condition:

Speed signal monitor

Mass airflow > 272 mg/stroke and N > 2400 rpm (manual trans)

N > 2820 rpm (automatic)

and speed = 0 km/h for 5.0 sec.

Terminal condition: Terminal 15, engine on Voltage condition:

Voltage in onboard electrical system > 10 V

Condition for fault memory entry

5 sec.

Action in service

Read diagnostic control module's fault memory from DSC (defective rear right wheelspeed sensor)

Fault effect and breakdown warning

Driver information Warning light: None

Default value from CAN