Set Appliance State:

Isolate Mains Power to appliance as per TOPs P4
Set Multimeter to Resistance Set meter to measure resistance
Remove electrical connector from the diverter motor

Measurement:

Measure the resistance between the pins on the
diverter motor, it should conform approximately to the table below:
PinsResistance
1-28.5 kOhms or greater
2-38.5 kOhms or greater

Note:
If you wish to remove the motor for ease of testing, it can
be removed without the need for draining.