P0421 Mazda 6 Forums

Dtc P0421 Mazda. Codigo P0421 Mazda 3 Check Engine Light On With DTC P0421 - 2014-2016 Mazda CHECK ENGINE LIGHT ON WITH DTC P0421 One common cause is a malfunctioning catalytic converter

Ошибки (DTC) P0421 & P0431 — часть 2 — Mitsubishi Outlander (3G), 3 л
Ошибки (DTC) P0421 & P0431 — часть 2 — Mitsubishi Outlander (3G), 3 л from www.drive2.ru

The Mazda 2.5L is 2/3 the displacement of the 3800 (3.8L) and I change the filter roughly 2/3 as often (20K vs 12-14 K on the 3800) The code is P0421, warm up catalytic converter, bank 1, bank 1 efficiency below threshold

Ошибки (DTC) P0421 & P0431 — часть 2 — Mitsubishi Outlander (3G), 3 л

In layman's terms, it indicates that your Mazda 6's catalytic converter is not scrubbing pollutants efficiently One common cause is a malfunctioning catalytic converter Check Engine Light On With DTC P0421 - 2014-2016 Mazda CHECK ENGINE LIGHT ON WITH DTC P0421

Codigo P0421 Mazda 3. The code is P0421, warm up catalytic converter, bank 1, bank 1 efficiency below threshold It's generic, which means it has the same definition for the Mazda 6 as it would any other vehicle

Codigo P0421 Mazda 3. I have changed both oxygen sensors, changed both cats, gotten oxygen sensor spacers, I've changed the battery as I read that a bad battery may set it off, I've reset everything I can in the car and still nothing. What are the common symptoms of OBDII code P0421 in a Mazda related to the Warm Up Catalyst System Right Efficiency Below Threshold? - Common symptoms include the illumination of the Check Engine light on the dashboard, reduced fuel efficiency, and potential lack of power during acceleration