2 PCS 3157 Car Auto Canbus Warning Error-free Decoder Adapter

Solving Problems
1. The indicator of the instrument panel lights when the headlight is used as Fault Light.
2. The indicator of the instrument panel does not light when the headlight is used as High Beam.
3. The LED head lights flash when starting the engine.
4. The engine stops working when turning on the LED head lights.


Error warning
1. LED head lights don't light.
2. LED head lights keep flashing after installation.
3. One of the LED head lights, but the other one doesn't light.
4. LED head lights automatically turn off after lighting up for few minutes.