New Holland T8010 Manual page 1385

Test point
1 Check for 12 volts at rear
wiper/washer switch
connector 122,
cavity 3 & 6.
2 Check for 12 volts at inline
connector 10, cavity 82.
3 Check for 12 volts at rear
washer motor connector
213, cavity B.
4 Check for 12 volts at
connector 333,
cavity 17.
5 Disconnect rear washer
motor connector 213.
Check for chassis ground
at cavity A.
Section 55 - Electrical System - Chapter 1
H - Rear Washer Motor Test
Good Reading
Go to next test point.
Go to next test step.
Go to next test point.
Go to next test point.
Replace rear washer
motor.
55-1-204
Possible Cause of Bad Reading
Confirm switch power supply, test point
B-1. If power supply is good, replace
switch.
Open circuit 845A (O).
Open circuit 845C (O).
Open circuit 845B (O).
Open circuit to chassis ground 600G
(O).