Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE
Section 1104 (Audio System)
WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
- Audio
- Component Parts and Harness Connector Location
- System Description
- Schematic
- Wiring Diagram -AUDIO-
- Terminals and Reference Value for Audio Unit for Base and Mid Level System
- Terminals and Reference Value for Audio Unit for BOSE System
- Terminals and Reference Value for BOSE Speaker Amp.
- Terminals and Reference Value for Rear Audio Remote Control Unit
- Terminals and Reference Value for AV Switch
- AV Switch Self-Diagnosis Function
- Trouble Diagnosis
- Noise Inspection
- Power Supply Circuit Inspection
- Steering Switch Check
- AV Switch Check
- Audio Communication Line Check (Without Navigation System)
- Audio Communication Line Check (With Navigation System)
- Sound Is Not Heard From Front Door Speaker or Front Tweeter (Base and Mid Level System)
- Sound Is Not Heard From Rear Speaker or Rear Tweeter (Base and Mid Level System)
- Sound Is Not Heard From Front Door Speaker or Front Tweeter (BOSE System)
- Sound Is Not Heard From Rear Speaker or Rear Tweeter (BOSE System)
- Sound Is Not Heard From Center Speaker (BOSE System)
- Sound Is Not Heard From Subwoofer (BOSE System)
- Removal and Installation for Audio Unit
- Removal and Installation for AV Switch
- Removal and Installation of Front Door Speaker
- Removal and Installation of Rear Speaker
- Removal and Installation of Front Tweeter
- Removal and Installation of Rear Tweeter
- Removal and Installation of Center Speaker
- Removal and Installation of Subwoofer (BOSE System)
- Removal and Installation of BOSE Speaker Amp.
- Removal and Installation of Rear Audio Remote Control Unit
- Removal and Installation of Steering Wheel Audio Control Switches
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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