2020 BMW 128i Coupe (E82) L6-3.0L (N51) Diagnostic Trouble Codes ( DTC ): Service instruction
none
2CA7 - P166F (DME)
2CA7 - P166F
Information saved in
DME
Fault code
2CA7 - P166F
Fault text
Oxygen sensor heating before catalytic converter 2, function
Fault description
Internal Control Module Measurement Error Oxygen Sensor
Heating (Bank 2, Sensor 1)
Condition for fault identification
Test condition:
Internal control-module fault, attempt to determine O2 sensor temperature failed
No fault memories
Terminal condition: Terminal 15, engine on Voltage condition:
none
Condition for fault memory entry
Processor chip monitor, no valid temperature for more than 5 sec.
Action in service
Replace DME
Fault effect and breakdown warning
Driver information Warning light: none
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