Disconnect 5-pin connector from air mix control motor. Connect battery voltage to air mix control motor terminal No. 1 and ground terminal No. 5. See Fig 1
. If air mix control motor does not run and stop at HOT position, reverse battery connections. If air mix control motor does not run and stop at COOL position, remove air mix control motor.
NOTE:
If air mix control motor does not run, remove air mix control motor. Check doors and linkage for smooth operation. If doors and linkage are okay, air mix control motor must be replaced.