Pathfinder 2WD V6-4.0L (VQ40DE) (2009)
1. Connect BOSE speaker amp. connector B75 and suspect tweeter connector.
2. Turn ignition switch to ACC.
3. Push "POWER" switch.
4. Check the signal between BOSE speaker amp. harness connector B75 terminals with CONSULT-III or oscilloscope.
Is audio signal voltage as specified?
YES >> Replace suspect tweeter. Refer to See: Service and Repair/Front Tweeter/Bose Audio Without Navigation.
NO >> GO TO 3
3.HARNESS CHECK