29CF - P0303

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

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Condition For Fault Memory Entry - Miss Within 200 Crankshaft Rotations

29CF - P0303

Information saved in

DME

Fault code

29CF - P0303

Fault text

Combustion misfires, cylinder 3

Fault description

Cylinder 3 Misfire Detected

Condition for fault identification

Test condition:

Combustion consistency measurement. Starting at engine speed n > 450 and n < 7000. Ambient pressure > 740 hPa Terminal condition: Terminal 15, engine on

Voltage condition:

Voltage in onboard electrical system > 10 V

Condition for fault memory entry

Combustion miss within 200 crankshaft rotations, weighted according to engine speed and load factor

Action in service

Ignition coils, spark plugs, ignition cables, injectors, DME

Fault effect and breakdown warning Driver information