2EF5 - P0597

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

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2EF5 - P0597 (DME)

2EF5 - P0597

Information saved in

DME

Fault code

2EF5 - P0597

Fault text

Map thermostat, activation

Fault description

Thermostat Heater Control Circuit/Open

Condition for fault identification

Test condition:

Control-activation with

5 % < PWM < 95 %

Terminal condition: Terminal 15 ON Engine start

Voltage condition:

Voltage in onboard electrical system > 10 V

Condition for fault memory entry

10 sec.

Action in service

1. Check wiring Repair if defective

If wiring is OK proceed

to check component (electrical check)

Fault effect and breakdown warning