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Vehicle Buffered Power

Vehicle Buffered Power (VBPWR) is a PCM supplied power source that supplies regulated voltage (10-14 volts) to Vistronic Drive Fan (VDF) Fan Speed Sensor (FANSS) under normal operating conditions. It regulates to VPWR minus 1.5 volts, and voltage output is limited to protect sensor. For additional VDF clutch information, see VISTRONIC DRIVE FAN  under OUTPUT SIGNALS.

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