P2571 OBD-II Trouble Code: Direct Ozone Reduction Catalyst Temperature Sensor Circuit 4 Intermittent/Erratic
P2571 P2571 code definition A P2571 trouble code indicates that the Powertrain Control Module (PCM) has detected higher-than-normal voltage from the direct control ozone reduction catalyst temperature sensor. Other related trouble codes include P2567, P2568 (https://www.yourmechanic.com/article/p2568-obd-ii-trouble-code-direct-o-zone-reduction-catalyst-temperature-sensor-circuit-range-performance-by-jay-safford), P2569, P2570, P2572 (https://www.yourmechanic.com/article/p2572-obd-ii-trouble-code-direct-ozone-reduction-catalyst-deterioration-sensor-circuit-4-by-jay-safford),...
