Error code
OBD2 P2573
OBD2P2573
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Range/Performance.
Severity
moderateCan continue driving but should address the issue soon.
Summary
P2573 indicates an issue with the Direct Ozone Reduction Catalyst Deterioration Sensor circuit, which monitors the performance of the catalytic converter.
Common Causes
- Wiring issues related to the Direct Ozone Reduction Catalytic Converter Deterioration Sensor
Fixes
- Inspect and repair any wiring issues related to the Direct Ozone Reduction Catalytic Converter Deterioration Sensor.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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