TOYOTA
2007 -
BASS TUBE (BAZOOKA
®
)
Troubleshooting
Troubleshooting
Condition: Check For:
No sound from Bass Tube, however factory
speakers still play
Distorted Sound
Low Sound
Rattling Noises
1. Is the green L.E.D. lit on the Bass Tube?
If not, check for 12 volts on pins of the Bass
Tube Connector with the ignition on. If
either pin doesn’t indicate 12 volts, check T-
Harness connectors behind the radio.
2. Is the 14-pin Molex connector securely
connected to the Bass Tube?
3. Is the ground ring securely fastened to the
rear center Anchorage bolt?
1. Close the back hatch of the vehicle
2. Adjust the radio to a comfortable listening
level, and then turn the “gain control” knob
on the Bass Tube counter-clockwise until the
sound becomes clean.
1. Close the back hatch of the vehicle
2. Adjust the radio to a comfortable listening
level, and then turn the “gain control” knob
on the Bass Tube clockwise until the sound
becomes audible. Do not adjust the level too
high, as this will result in distorted sound.
Rattling will be evident in some panels at
extreme volume conditions, but make sure
you have performed the following to
minimize noise:
1. Securely tightened Mounting Hardware so
Bass Tube Bracket does not move.
Southeast Toyota Distributors, LLC
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