Subaru XT 1988 Service Manual page 809

4-1
B4)
SUSPENSION
Disconnect
right front veh icle
height sensor connector while
WARNING light is blinking.
Turn ignition switch OFF
and then ON to check if
WARNING light blinks
again.
Yes
Disconnect
left front veh icle
height sensor connector.
Turn ignition switch OFF and
then ON to check if
WARNING light
links again.
Yes
Disconnect
right rear veh icle
height sensor connector.
Turn ignition switch OFF and
then ON to check if
WARNING light
blinks again.
Yes
Disconnect
left rear vehicle
height sensor connector.
Turn ignition switch OFF and
then ON to check if
WARNING light
links again
Remove control
unit. Check if body
connector terminals of vehicle
height sensors are
grounded.
Yes
Faulty control unit. Replace.
No
No
No
No
No
52
Faulty right front vehicle height sensor.
Replace.
Faulty left front vehicle height sensor.
Replace.
Faulty right rear vehicle height sensor.
Replace.
Faulty left rear vehicle height sensor.
Replace.
Faulty wiring.
Repair so that wire is not grounded.