Subaru SVX 1992 Manual page 1029

AUTOMATIC AIR CONDITIONING SYSTEM [TSFo] 4-7
F: MAGNET CLUTCH DOES NOT TURN ON OR OFF.
CONTENTS OF DIAGNOSIS :
Faulty fuse, harness, pressure switch, air conditioner
relay, sensor or MPFI unit, or insufficient refrigerant
level
OK
6 Check air conditioner relay magnet clutch
circuit .
OK
Faulty air conditioner relay
7 Check sensor.
OK
Faulty auto amplifier
TROUBLE SYMPTOM :
Magnet clutch does not engage.
Magnet clutch does not disengage .
OK
Not OK
-7
1
Faulty MPFI control unit or harness .
Not OK
Faulty magnet clutch or harness
Faulty sensor
95
Not OK
Not OK
4 Check air conditioner relay control circuit .
5 Check auto amplifier control circuit.