1.CHECK SET-UP SWITCH (TRANSMISSION) Check continuity between set-up switch (transmission) connector terminals.

Set-up switch (transmission) connector | Condition | Continuity
Connector | Terminal
M73 | 11 | 17 | With the knob of the set-up switch (transmission) pressed onto the R side | Existed
Other than the above | Not existed
23 | With the knob of the set-up switch (transmission) pressed onto the SNOW side | Existed
Other than the above | Not existed

Is the inspection result normal?
YES>>INSPECTION END
NO>>Replace set-up switch.