Bobcat TL3570 P1605 Error Code
P1605 Error Code
E-ecu Internal Flashrom Checksum Error B (main Software) is the main cause of P1605 error.To solve P1605 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 TL3570 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.