Maxima SE V6-3.0L (VQ30DE) (1998)
Control Module HVAC: Testing and Inspection
Control System Automatic Amplifier (Auto Amp.)
The auto amplifier has a built-in microcomputer which processes information sent from various sensors needed for air conditioning operation. The air
mix door motor, mode door motor, intake door motor, blower motor, bi-level door motor and compressor are then controlled.
The auto amp. is unitized with control mechanisms. Signals from various switches and Potentio Temperature Control (PTC) are directly entered into auto
amplifier.
Self-diagnostic functions are also built into auto amp. to provide quick check of malfunctions in the auto air conditioning system.