Direct Ozone Reduction Catalyst Temperature Sensor Circuit Intermittent/Erratic
Table of contents
P2571 MERCEDES-BENZ Possible Causes
- Faulty Direct Ozone Reduction Catalyst Temperature Sensor
- Direct Ozone Reduction Catalyst Temperature Sensor harness is open or shorted
- Direct Ozone Reduction Catalyst Temperature Sensor circuit poor electrical connection
How do I fix code P2571 MERCEDES-BENZ?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Tech Notes
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Cost of diagnosing the P2571 MERCEDES-BENZ code
The cost of diagnosing the P2571 MERCEDES-BENZ code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P2571 MERCEDES-BENZ Description
The Engine Control Module (ECM) monitors the Direct Ozone Reduction Catalyst Temperature Sensor signal circuit. The ECM sets the OBDII code is the Direct Ozone Reduction Catalyst Temperature Sensor signal is out of factory specifications.