P2570

Direct Ozone Reduction Catalyst Temperature Sensor Circuit High

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$33–89 (est.)

Symptoms

Check Engine Light Is On
Possible increase in fuel consumption
Reduced engine power
Increased emissions of harmful substances

Causes

DOC temperature sensor malfunction
Open or short circuit in the sensor circuit
Poor contact in the sensor connector
DOC catalytic converter malfunction
Problems with the engine ECU

How to Fix

Check the condition of the DOC temperature sensor
Check the integrity of the sensor circuit and connectors
Measure sensor resistance
Check the reference voltage in the circuit
If necessary, replace the temperature sensor

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