Out on the bike this morning spotted a 4-car 150/2 train at the PIN Up Waterloo platform.
RTT» seems to show this was probably 3Z10 EXC>CLC▸ which returned as 3Z20 CLC>EXD» .
Driver route learning for when services are diverted via Honiton?
Correct! Scheduled to run daily, Monday to Friday, but, in practice, will only run when a driver requests a refresher.