Mazda Demio U3254 Engine Trouble Code
When your car's 'Mazda Demio U3254 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.
Mazda Demio U3254 Code Meaning :
OBD-II Diagnostic Network (U) Trouble Code For Engine
Ignition System Or Misfire
Engine Oil Temperature Sensor Malfunction
Cylinder 10 Contribution/balance Fault
Exhaust Gas Recirculation Sensor B Circuit High

When you check Mazda Demio car engine light came on code U3254 the reason should be . However manufacturer may have a different definition for the U3254 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.
U3254 OBD-II Diagnostic Network (U) Trouble Code Description
U3254 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.Reason For U3254 Code
The reason of U3254 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.U3254 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.
U3253 Previous Engine Trouble Code For Mazda Demio | Next Engine Trouble Code For Mazda Demio U3255 |