Error U02A5 on Skywell все модели

Lost Communication With Reductant Heater Control Module

Code

U02A5

Vehicle

Skywell все модели

Category

Network

Severity

⚠️ Medium

Symptoms

Check Engine Light Is On
Reduced engine power
SCR system error message on dashboard
Increased emissions
Problems starting in cold weather

Causes

Open or short circuit in the heating module circuit
Malfunction of the reagent heating control module
Problems with the CAN bus
Faulty relay or fuse
Poor contact in connectors

How to Fix

Check fuses and relays associated with the system
Inspect the wiring harness and connectors for damage.
Check the power supply and ground of the heating module
Diagnose the CAN bus for communication errors
If necessary, replace the heating control module

FAQ

Можно ли временно игнорировать эту ошибку?

Не рекомендуется, так как это может привести к повреждению системы SCR и увеличению выбросов.

Влияет ли эта ошибка на расход топлива?

Да, при неисправности системы SCR возможно увеличение расхода топлива.

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