New Holland T8010 Manual page 1363

Test point
7 Hold mirror switch in UP
position.
Check for continuity from
right mirror connector 113
terminal 2 to ground.
8 Hold mirror switch in
DOWN position.
Check for continuity from
right mirror connector 113
terminal 3 to ground.
Test point
1 Perform A - Power Mirror
Switch Power and Ground
Supply Test.
Ignition in Run position.
Set mirror selector to Left
mirror.
Hold mirror switch in IN
position.
Measure voltage at
terminal 3 of right mirror
connector 112.
2 Hold mirror switch in OUT
position.
Measure voltage at
terminal 2 of right mirror
connector 112.
3 Hold mirror switch in UP
position.
Measure voltage at
terminal 1 of right mirror
connector 112.
Section 55 - Electrical System - Chapter 1
E - Right Mirror Assembly Test
Good Reading
Continuity
If good reading, go to next
test point.
Continuity
If good reading, and right
mirror does not operate
properly, replace right
mirror assembly.
F - Left Mirror Assembly Test
Good Reading
12 volts
If good reading, go to next
test point.
12 volts
If good reading, go to next
test point.
12 volts
If good reading, go to next
test point.
55-1-182
Possible Cause of Bad Reading
Open in power mirror switch.
Open in power mirror switch.
Possible Cause of Bad Reading
Open circuit between connector 112
and mirror switch.
Perform C - First Circuit Test,
test point 1, and
D - Second Circuit Test,
test point 1.
Open circuit between connector 112
and mirror switch.
Perform C - First Circuit Test,
test point 2, and
D - Second Circuit Test,
test point 2.
Open circuit between connector 112
and mirror switch.
Perform C - First Circuit Test,
test point 4, and
D - Second Circuit Test,
test point 3.