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Home/Cars/Tesla/Model S/Plaid/Refresh (2021-present)/how to troubleshoot Tesla Model S Original (2012-2020) audio problems

how to troubleshoot Tesla Model S Original (2012-2020) audio problems

Tesla Model S Plaid/Refresh (2021-present)

Severity: mediumDifficulty: medium2-4 hours
3 min read
486 words

Problem Statement

Learn how to troubleshoot and fix audio problems in Tesla Model S (2012-2020). Step-by-step guide with diagnostic steps and repair instructions.

Component
Electrical
Repair Time
2-4 hours

Safety Warnings

  • ⚠Disconnect the 12V battery before working on electrical systems to prevent shocks.
  • ⚠Allow the vehicle's systems to power down before accessing components.

Symptoms

  • •No sound from speakers
  • •Distorted audio or crackling noises
  • •Volume control not responding
  • •Bluetooth connectivity issues with audio streaming
  • •Audio system resets or reboots randomly
  • •Inconsistent audio output across different media sources

Diagnostic Steps

  1. 1Check the audio settings on the touchscreen for any muting or volume issues.
  2. 2Perform a soft reboot of the infotainment system by holding down the two scroll wheels on the steering wheel until the screen resets.
  3. 3Verify Bluetooth connectivity by disconnecting and reconnecting the device or pairing a different device.
  4. 4Inspect the speaker units visually for any damage or disconnection.
  5. 5Run a diagnostic test through the Tesla service menu to identify any error codes related to the audio system.
  6. 6Check for any available software updates through the vehicle's settings.

Solution

Solution

1. Preparation

  • Ensure the vehicle is parked and turned off.
  • Gather necessary tools and parts for repair.
  • Disconnect the vehicle’s 12V battery to prevent electrical issues during repairs.

2. Access the Audio System

  • Remove the trim panel surrounding the audio system using a trim removal tool.
  • Unscrew any screws securing the audio unit and carefully pull it out.

3. Inspect and Repair

  • For No Sound Issues:
    • Check the wiring harness connections to ensure they are secure.
    • Inspect the amplifier (if equipped) for any signs of damage or overheating.
  • For Distortion or Crackling:
    • Test individual speakers by connecting them directly to a known working source to check for functionality.
    • Replace any faulty speakers if necessary.

4. Reassemble the System

  • Reconnect all wiring harnesses and secure the audio unit back into its place.
  • Reattach the trim panel and ensure it is properly aligned.

5. Reconnect Battery and Test

  • Reconnect the 12V battery and turn on the vehicle.
  • Test the audio system with various sources (radio, Bluetooth, USB) to confirm functionality.

Verification

After completing the repair, verify that the issue has been resolved:

  • Test the affected component to ensure it functions correctly
  • Check for any error codes or warning lights
  • Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • Trim removal tool
  • Screwdriver set
  • Multimeter

Parts Required

  • Replacement speakers (if faulty)
  • Wiring harness connectors (if damaged)

Additional Information

Component

Electrical

Repair Time

2-4 hours

Difficulty

medium

Severity

medium

Tools

3 items

Parts

2 items

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