In this circuit, the compressor receives a refrigerant compression demand signal from the air conditioning amplifier.

Based on this signal, the compressor changes the degree of refrigerant compression.


DTC Detection Condition

Trouble Area


Open or short in solenoid of externally changeable compressor circuit

• Compressor and pulley

• Harness and connector between air conditioning amplifier and compressor and pulley

• Air conditioning amplifier

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