volvo Workshop Repair Guides

Volvo Workshop Service and Repair Manuals

Diagram Information and Instructions|Page 3705 > < Diagram Information and Instructions|Page 3703
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Control Module HVAC: Service Precautions

Operation Of Program Unit In Automatic Mode:

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Chart shows what occurs in program unit when inlet resistance is altered. For example in the event of a short-circuit: resistance becomes low and
system assumes full cooling, recirculation and highest blower speed.

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Total resistance (Ohm) from sensors and temperature control to program unit.

Diagram Information and Instructions|Page 3705 > < Diagram Information and Instructions|Page 3703