Maxima Wagon V6-2960cc 3.0L SOHC MFI (VG30E) (1986)
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Potentio Balance Resistor (PBR): Description and Operation
Potentiometer Balance Resister 1 & 2
The Potentiometer Balance Resistor (P.B.R.) is a variable resistor interlinked to the power servo and the air mix door position (opening) information
is inputted into the automatic amplifier in terms of resistance values.