1.CHECK SOUND SIGNAL CIRCUITS FOR SHORT TO GROUND
- Turn ignition switch OFF.
- Disconnect BOSE speaker amp. harness connector and subwoofer harness connector.
- Check the continuity between subwoofer harness connector and ground.
| Subwoofer | Ground | Continuity |
| Connector | Terminal |
| B66 | 2 | Not existed |
Is the inspection result normal?
Repair or replace harness or connectors.
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Replace subwoofer. Refer to Removal and Installation
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