Mazda Axela P0478 Engine Trouble Code

Mazda Axela P0478 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,000 and you can't do it yourself unless you're an experienced mechanic.

Mazda Axela P0478 Code Meaning :

When you check Mazda Axela car engine light came on code P0478 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However manufacturer may have a different definition for the P0478 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P0478 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P0478 OBD-II Trouble Code Exhaust Back Pressure Regulator - Is a variable position valve that controls exhaust back pressure during cold ambient temperatures to increase cab heat and decrease the amount of time needed to defro P0478 code.

Reason For P0478 Code

The reason of P0478 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

P0478 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.

P0477 Previous Engine Trouble Code For Mazda Axela

Next Engine Trouble Code For Mazda Axela P0479