: Analogue switch-on signal (Black wire) — used to trigger the heater from a manual switch.
For a useful guide on the , focus on the specific pinouts for your heater model, as miswiring sensitive electronics can lead to damage. Webasto Thermo Top C/E Pinout (6-Pin Connector X1) For liquid heaters like the Thermo Top C Go to product viewer dialog for this item. blok upravlenija webasto shema
Air heaters often use a simplified loom for standard controllers: : Analogue switch-on signal (Black wire) — used
: Ensure a 20A fuse is in the main heater slot (F1) and a 5A fuse for the multi-controller. Quick Connection Tips Webasto Thermo Top C Workshop Repair Manual blok upravlenija webasto shema
: W-bus (Yellow wire) — used for digital communication and PC diagnostics .