PaulT has suggested that the Alko ATC was an optional extra on the Pursuit. My thought was that Bailey may have included the wiring into the wiring loom to facilitate fitting at a later date. In this case what we may have is a redundant piece of wiring which would have been connected to the ATC LED on the A Frame cover.PaulT said:It's the connector for the Alko ATC which was an optional extra on the Pursuit.