John Deere 1518: Header Not Connected or Invalid Connection

The system has detected that the header is not connected or that the connection is invalid. Circuit codes 436, 487, 488, and 489 are used to identify the type of header on the combine.

1. 1

   Header connection

2. 2

   Circuit codes 436, 487, 488, and 489

3. 3

   Header type identification