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Home >> Jeep >> 1988 >> Wagoneer >> Repair and Diagnosis >> Engine Performance >> System >> 4.0L CEC System >> Operation >> A/C Clutch Control

A/C Clutch Control

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The ECU controls the A/C compressor clutch to improve idle quality. The A/C compressor clutch will be engaged or disengaged as deemed necessary by the ECU through the A/C clutch relay.