Bobcat V518 D1203 Error Code
D1203 Error Code
EMEA Trailer Brake output Error Off (Short To Gound) is the main cause of D1203 error.To solve D1203 locate and open the low-pressure valve, then attach the refrigerant to the valve and charge from there. Ensure you use the right refrigerant type and amount, as specified by a manufacturer. It is possible to overcharge the AC, so consider seeking help from a mechanic.
Tip For V518 Model
It is recommended in cold weather to cycle the glow plugs twice before attempting to start the engine. This will allow for additional heating time for cold weather starting.