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Home >> Buick >> 1994 >> Roadmaster V8-265 4.3L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> A/C Signal >> Description and Operation >> A/C Status, Input
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A/C Status, Input

A/C Circuit.:





PURPOSE
The A/C Status CKT 59, allows the PCM to compare A/C Request signals to actual A/C compressor clutch operation.

OPERATION
The A/C Status circuit uses voltage output from the A/C relay to determine A/C compressor clutch operation status.

LOCATION
The A/C Clutch Relay is located in the underhood electrical center.