1+ Direction indicator switch  
2+ Wash/wipe switch  
3+ Audible warning speaker  
4+ Cancellation module  
5+ Cancellation/cassette module  
6+ Switch mounting carrier  
7+ Switchgear harness  
8+ Dimmer switch  
9+ Dimmer control knob  

The part numbers in the assembly image below relate to the product number in the table. Clicking on the part number will open up the relevant part details.