V40 L4-1.9L Turbo VIN 25 B4204T2 (2000)
A/C Switch: Service and Repair
Replacing Heater Control Switch
Models with low equipment level specification
Remove the switches for A/C, rear demist, and recirculation
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Remove the knobs from the heater control; insert a small screwdriver at the rear edge of control.
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Remove the cover panel (insert fingers in the opening and pull carefully).
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Carefully remove the printed circuit board at the far back of the panel (first A, then B).
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The printed circuit board must be replaced as a unit Install in reverse order.