Subaru Outback (BR): Heater and Cooling Unit
A: REMOVAL
1) Disconnect the ground cable from battery.
2) Using the refrigerant recovery system, discharge refrigerant. <Ref. to AC-24,
PROCEDURE, Refrigerant
Recovery Procedure.>
3) Drain the coolant from the radiator.
- H4 non-turbo model: <Ref. to CO(H4SO)-14, DRAINING OF ENGINE COOLANT,
REPLACEMENT, Engine
Coolant.>
- H4 turbo model: <Ref. to CO(H4DOTC)-14, DRAINING OF ENGINE COOLANT,
REPLACEMENT, Engine
Coolant.>
- H6 model: <Ref. to CO(H6DO)-12, DRAINING OF ENGINE COOLANT, REPLACEMENT,
Engine Coolant.>
4) Remove the connector and bolts, and remove the high-pressure hose and AC
pipe from the expansion
valve.
5) Loosen the heater hose clamps and remove the hoses.
![Subaru Outback. HVAC System (Heater, Ventilator and A/C)](images/books/1057/subaru_outback_heater_and_cooling_unit_4701.png)
6) Remove the instrument panel assembly. <Ref. to EI-76, REMOVAL, Instrument
Panel Assembly.>
7) Remove the engine control module (ECM).
- Release the lock and remove the relay holder.
- Remove the nuts, and remove the engine control module (ECM).
![Subaru Outback. HVAC System (Heater, Ventilator and A/C)](images/books/1057/subaru_outback_heater_and_cooling_unit_4702.png)
8) Remove the heater and cooling unit.
- Remove the bolt and remove the heater and cooling unit.
![Subaru Outback. HVAC System (Heater, Ventilator and A/C)](images/books/1057/subaru_outback_heater_and_cooling_unit_4703.png)
9) Remove the blower motor unit assembly.
- Release the claws and remove the bolts.
![Subaru Outback. HVAC System (Heater, Ventilator and A/C)](images/books/1057/subaru_outback_heater_and_cooling_unit_4704.png)
- Remove the blower motor unit assembly as shown in the figure.
![Subaru Outback. HVAC System (Heater, Ventilator and A/C)](images/books/1057/subaru_outback_heater_and_cooling_unit_4705.png)
B: INSTALLATION
CAUTION:
- Do not start the engine before charging refrigerant.
- If the engine is started with no refrigerant charge, replace the
compressor.
- Replace O-rings and pipe clamps with new parts and install securely.
1) Install each part in the reverse order of removal.
NOTE:
Refer to "INSTALLATION" of "Instrument Panel Assembly". <Ref. to EI-95,
INSTALLATION, Instrument Panel
Assembly.>
2) Fill engine coolant.
- H4 non-turbo model: <Ref. to CO(H4SO)-14, FILLING OF ENGINE COOLANT,
REPLACEMENT, Engine
Coolant.>
- H4 turbo model: <Ref. to CO(H4DOTC)-14, FILLING OF ENGINE COOLANT,
REPLACEMENT, Engine
Coolant.>
- H6 model: <Ref. to CO(H6DO)-12, FILLING OF ENGINE COOLANT, REPLACEMENT,
Engine Coolant.>
3) Charge refrigerant. <Ref. to AC-25, PROCEDURE, Refrigerant Charging
Procedure.>
Tightening torque:
Heater cooling unit: <Ref. to AC-6, HEATER COOLING UNIT, COMPONENT, General
Description.>
Blower motor unit: <Ref. to AC-8, BLOWER MOTOR UNIT, COMPONENT, General
Description.>
READ NEXT:
A: REMOVAL
1) Disconnect the ground cable from battery.
2) Using the refrigerant recovery system, discharge refrigerant. <Ref. to AC-24,
PROCEDURE, Refrigerant
Recovery Procedure.>
3) Drain t
A: REMOVAL
1) Disconnect the ground cable from battery.
2) Using the refrigerant recovery system, discharge refrigerant. <Ref. to AC-24,
PROCEDURE, Refrigerant
Recovery Procedure.>
3) Remove
A: INSPECTION
1) Perform a diagnosis code (DTC) check by connecting the Subaru Select
Monitor.
2) If any diagnosis code (DTC) is displayed, refer to "List of Diagnostic
Trouble Code (DTC)" in "HVAC
SEE MORE:
A: WIRING DIAGRAM
B: INSPECTION
Engine Oil
A: INSPECTION
CAUTION:
If the engine oil is spilt over exhaust pipe or the
under cover, wipe it off with cloth to avoid emitting
smoke or causing a fire.
1) Park the vehicle on a level surface.
2) Remove the oil level gauge and wipe away the
oil.
3) Rei
A: SPECIFICATION
1. TORQUE CONVERTER
2. OIL PUMP
3. TRANSMISSION CONTROL ELEMENT
4. TRANSMISSION GEAR RATIO
5. PLATE
6. SELECTOR POSITION
7. HYDRAULIC CONTROL AND LUBRICATION
8. COOLING AND HARNESS
9. TRANSFER
10.REDUCTION GEAR RATIO
11.RECOMMENDED GEAR OIL
B: COMPO
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