Mazda Xedos 9 P0491 Engine Trouble Code

Mazda Xedos 9 P0491 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 Xedos 9 P0491 Code Meaning :

When you check Mazda Xedos 9 car engine light came on code P0491 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However manufacturer may have a different definition for the P0491 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P0491 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P0491 OBD-II Trouble Code The secondary air system detected that there was insufficient mass flow change during pump switching (on/off) P0491 code.

Reason For P0491 Code

The reason of P0491 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

P0491 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.

P0490 Previous Engine Trouble Code For Mazda Xedos 9

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