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Home >> Mercedes Benz >> 1996 >> S 320 SWB (140.032) L6-3.2L (104.994) >> Repair and Diagnosis >> Relays and Modules >> Relays and Modules - HVAC >> Control Module HVAC >> Description and Operation >> Idle Speed Increase Via Diode Matrix

Idle Speed Increase Via Diode Matrix

Idle Speed Increase Via Diode Matrix

Diode Matrix (V2):




A control voltage from the blower regulator greater than 2.5 volts will increase the engine idle speed via the diode matrix (V2).
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