Subaru Air Conditioning Systems
Performance Test Results
Standard Compressor Systems
➊System performs to specifications; test complete
➋Higher than normal pressures indicate:
condenser
➌Lower than normal pressures indicate:
Variable Displacement
Compressor Systems
➊System performs to
specifications, test complete
➋Higher than normal pressures indicate:
condenser
➌Lower than normal pressures indicate:
to minimum stroke
•Stop engine
•Wait ten (10) minutes, retest
•“Clunking” sound is normal
while charging system
Control Valve Testing—
Variable Displacement
Compressor
➊Bring compressor to the minimum stroke position
➋Suction pressure should be
Note: When inlet air temperature to evaporator is “LOW”, the discharge pressure may appear to be excessively “LOW” and bubbles may be seen in sight glass. This condition is normal.
➌Lower than normal pressure indicates:
➍Switch system “ON” and “OFF”
➎If high and low side pressures remain equal
Note: The clutches on the variable displacement Calsonic and DIESEL KIKI compressors are not serviceable. Always refer to the current Subaru Service Bulletins for possible future changes to this procedure.
Wrench | Related Air Conditioning Service Bulletins |
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| Accessory A/C |
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| A/C Compressor Inspection |
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| Justy S0A332A105 |
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| Thermoprotector Service Procedure |
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| Accessory AC |
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| (S0A332A1 05) | Install on (4EAT) |
| Thermoprotector Testing |
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| Procedure Clarification |
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| Idle Speed |
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| Adjustment Procedure |
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| Automatic Climate Control |
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| for MT/ECVT |
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| Diagnostic Information |
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| Idle Speed | Addendum to Service |
| Removal and Recycling of |
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| Adjustment Procedure | Bulletin |
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| Refrigerant |
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| for MT/ECVT |
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| Wynn’s Justy A/C |
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| Fresh/Circ Air Lever |
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| SOA329A110 & S0A329A112 |
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| Not Holding Position |
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| Heater Gears |
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| Heater Vent Door Binding Or Leaking Air |
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| Compressor Oil (Legacy) |
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| Proper Oils For Subaru A/C Systems |
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| System Service Information |
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| Handling Procedures |
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| A/C System Servicing |
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| Clicking Noise From The Heater |
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| Mode Door Actuator |
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| Discontinued Shorting Loop |
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| For A/C Cut Relay |
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| Air Conditioning Retrofit Procedures |
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| 01 | Heater Gears - ‘87 to ‘89 |
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| ‘L’ Series & XT Models |
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