Subaru XT 1988 Service Manual page 1301

WIRING DIAGRAM AND TROUBLESHOOTING
Mode control unit. . . . . . . . . . . . . . . . . . . . . . . . . .. Inside of instrument panel
Motor pump ASSY . . . . . . . . . . . . . . . . . . . . . . . . . . Attached to toe board
MPF I control unit. . . . . . . . . . . . . . . . . . . . . . . . . .. In the trunk room
MPS controller . . . . . . . . . . . . . . . . . . . . . . . . . . . " Attached to LH quarter panel
MPS heater relay . . . . . . . . . . . . . . . . . . . . . . . . . . . Attached to motor pump bracket
O
2
sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Attached to exhaust pipe
Oil pressure switch . . . . . . . . . . . . . . . . . . . . . . . . . . Attached to oil pump
Oil pressure unit . . . . . . . . . . . . '/' . . . . . . . . . . . . . . Attached to oil pump
Outside temperature sensor . . . . . . . . . . . . . . . . . . . . Inside of RH wheel apron
Parking brake switch . . . . . . . . . . . . . . . . . . . . . . . .. Base of parking brake lever
Pneumatic suspension air charge solenoid . . . . . . . . . . . Inside of LH wheel apron
Pneumatic suspension compressor " . . . . . . . . . . . . .. Inside of LH wheel apron
Pneumatic suspension control unit. . . . . . . . . . . . . . .. Under driver's seat
Pneumatic suspension drier . . . . . . . . . . . . . . . . . . . . Inside of LH wheel apron
Pneumatic suspension pressure switch. . . . . . . . . . . . .. Inside of LH wheel apron
Pneumatic suspension relay . . . . . . . . . . . . . . . . . . . . Attached to LH strut tower
Pneumatic suspension solenoid valve . . . . . . . . . . . . . . Attached to each air suspension ASSY
Power controller (MPS) . . . . . . . . . . . . . . . . . . . . . . . Attached to toe board
Power window breaker . . . . . . . . . . . . . . . . . . . . . . . Under front passenger's seat
Power window control unit . . . . . . . . . . . . . . . . . . . . Under front passenger's seat
Power window relay . . . . . . . . . . . . . . . . . . . . . . . .. Under front passenger's seat
Pulser amplifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . Inside of instrument panel
Pulser coil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Attached to compressor (A/C)
Rear defogger relay . . . . . . . . . . . . . . . . . . . . . . . . .. Inside of instrument panel
Rear revolution sensor (AT) . . . . . . . . . . . . . . . . . . .. Attached to transmission case
Resistor (AT control) . . . . . . . . . . . . . . . . . . . . . . . . Attached to R H strut tower
Resistor (Blower) . . . . . . . . . . . . . . . . . . . . . . . . . . . Attached to blower motor unit
Resistor (Engine control) . . . . . . . . . . . . . . . . . . . . . . Attached to RH strut tower
Retractable headlight motor . . . . . . . . . . . . . . . . . . . . Attached to radiator panel
Retractable headlight relay. . . . . . . . . . . . . . . . . . . .. Inside of instrument panel
Retractable headlight timer . . . . . . . . . . . . . . . . . . . . Inside of instrument panel
Seat belt timer . . . . . . . . . . . . . . . . . . . . . . . . . . . .. Incorporated in combination meter
Speed warning buzzer .. . . . . . . . . . . . . . . . . . . . . .. Inside of instrument panel
Steering sensor . . . . . . . . . . . . . . . . . . . . .
I • • • • • • •
Attached to steering column
Stop light checker . . . . . . . . . . . . . . . . . . . . . . . . . . Incorporated in rear combination light
Sub-fan motor . . . . . . . . . . . . . . . . . . . . . . . . . . . .. Attached to radiator panel
Sub-fan relay . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. Attached to RH wheel apron
Tail light relay . . . . . . . . . . . . . . . . . . . . . . . . . . . .. Inside of instrument panel
Temperature sensor (MPS) . . . . . . . . . . . . . . . . . . . .. Attached to toe board
Thermoswitch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Attached to radiator
Throttle sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Attached to throttle body (1800 engine model)
Attached to throttle body (2700 engine model)
Trip computer circuit unit ....... _ . . . . . . . . . . . .. Inside of instrument panel
Turn signal
&
hazard unit . . . . . . . . . . . . . . . . . . . . . Incorporated in combination switch
Windshield washer pump . . . . . . . . . . . . . . . . . . _ ... Inside of RH wheel apron
Wiper intermittent unit . . . . . . . . . . . . . . . . . . . . . .. Inside of instrument panel
29
6-3
(Fig. 26-3)
(Fig. 24-2)
(Fig. 27-6)
(Fig. 27-5)
(Fig. 24-2)
(Fig. 23-')
(Fig. 22-6)
(Fig. 24-4)
(Fig. 25-7)
(Fig. 23-7)
(Fig. 23-7)
(Fig. 27-4)
(Fig. 23-7)
(Fig. 23-7)
(Fig. 23-8)
(Fig. 23-8)
(Fig. 24-2)
(Fig. 27-3)
(Fig. 27-3)
(Fig. 27-3)
(Fig. 23-5)
(Fig. 25-6)
(Fig. 22-7)
(Fig. 23-4)
(Fig. 25-4)
(Fig. 25-5)
(Fig. 26-4)
(Fig. 26-5)
(Fig. 27-8)
(Fig. 24-6)
(Fig. 24-3)
(Fig. 25-4)
(Fig. 24-2)
(Fig. 22-5)
(Fig. 22-4)
(Fig. 24-5)
(Fig. 26-2)
(Fig_ 22-3)
(Fig. 26-7)