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Real diagnostic data from inCarDoc users for Mazda Mx-5 2.0 i 16V R6 (160 Hp) 2005-2008

Real diagnostic data

Live data
Error Code P0421
Description Warm Up Catalyst Efficiency Below Threshold Bank 1
Error Code P0037
Description HO2S Heater Control Circuit Low Bank 1 Sensor 2
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Frequently asked questions

Some trouble codes indicate minor issues, while others may require immediate attention. Driving with active engine faults can increase fuel consumption, reduce performance and potentially cause additional damage. While diagnose errors with inCarDoc click more details, to discover more about the issue.

Yes. The inCarDoc OBD-II scanner can erase trouble codes after detection. Some codes without fixing the cause can lead the fault returning.

No. Some codes indicate temporary sensor issues, while others point to problems that can damage the engine or emissions system if ignored. Always investigate persistent Check Engine Lights.

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