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Home >> Suzuki >> 2005 >> XL-7 EX, 4WD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine General Information And Diagnosis >> H25 Engine >> Diagnostic Information and Procedures >> A/C Signal Circuit Check >> Circuit Description
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Circuit Description

HVAC control module outputs A/C ON signal to ECM (PCM) when A/C switch turned ON and heater blower motor turned ON.

Then compressor and condenser fan are turned ON by ECM (PCM) when engine conditions are as specified.

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