MDX V6-3.7L (2007)
Input Test
1. With the connector still disconnected, make the input tests at the connector according to the table.
2. Reconnect the connector to the subwoofer/amplifier unit, and make the input test at the connector according to the table.
3. If the input test proves OK and the subwoofer has no sound, replace the faulty subwoofer/amplifier unit.
Subwoofer (Without navigation)
1. Remove the right rear side trim panel.
2. Disconnect the 8P connector (A), then remove the bolts, nuts and pull out the subwoofer (B).
3. Measure the resistance between the No. 2 and No. 7 terminals and No. 3 and No. 8 there should be about 2 ohm.
4. If the resistance is not as specified, replace the subwoofer.