Maxima V6-2960cc 3.0L SOHC MFI (VG30E) (1990)
Control Module HVAC: Testing and Inspection
Auto Amplifier Check
POWER SUPPLY CHECK
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Disconnect auto amp connector.
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Turn ignition switch ON.
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Measure voltage across terminals 1, 2, and 3. Should equal 12 volts.
Auto Amplifier Check
GROUND CHECK
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Disconnect auto amp connector.
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Turn ignition switch OFF.
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Probe from terminal 8 to ground. Should have continuity.