Audio System Symptom Troubleshooting - No sound is heard from speakers (display is normal)
No sound is heard from speakers (display is normal)
NOTE:
  • Set the fader and balance positions to the center.
  • Before performing symptom troubleshooting, do the power switch will not turn ON troubleshooting.
  1. Check that the volume button is not set to min level.
Is it at MIN level?
YES -
Raise the volume level, and recheck the function.■
NO -
  • With navigation: Go to Step 2 .
  • Without navigation: Go to Step 3 .
  1. Check the NAVIGATION MUTE MODE.
Is the NAVIGATION MUTE MODE set?
YES -
Cancel the NAVIGATION MUTE MODE by depressing the voice command back button, and recheck the function.■
NO -
Go to Step 3 .
  1. Check to see if there is a specific speaker that has no sound.
Is there a specific one?
YES -
Go to Step 4 .
NO -
Go to Step 7 .
  1. Turn the ignition switch OFF.
  1. Check the speaker with no sound for any damage.
Is there any damage?
YES -
Substitute the speaker and recheck.■
NO -
Go to Step 6 .
  1. Remove the speaker(s) with no sound, and disconnect its connector.
  1. Check the speaker 2P connector for a loose or poor connection.
Reconnect the speaker 2P connector and recheck the symptom; does it still fail?
YES -
Go to Step 8 .
NO -
Operation is normal.■
  1. Measure the resistance between the No. 1 and No. 2 terminals of the speaker connector.
Is there about 4 Ω?
YES -
Go to Step 9 .
NO -
Faulty speaker(s).■
  1. Reconnect the speaker and remove the audio unit. Disconnect the audio unit connector A (17P).
  1. Check the resistance between following terminals of audio unit connector A (17P) according to the table.
    Speaker
    Terminal
    Wire color
    Left door speaker, Left tweeter
    A12 (+)
    LT GRN
    A3 (−)
    LT BLU
    Right door speaker, Right tweeter
    A15 (+)
    GRY
    A7 (−)
    BRN
    Left rear speaker
    A11 (+)
    YEL
    A2 (−)
    BRN
    Right rear speaker
    A16 (+)
    BLU
    A8 (−)
    ORN

Is there more than 4 Ω?
YES -
Go to Step 11 .
NO -
Repair an open in the wire between the audio unit and speaker.■
  1. Disconnect the speaker 2P connector.
  1. Check for continuity between body ground and audio unit connector A (17P) terminals No. 2, 3, 7, 8, 11, 12, 15 and 16 individually.
Is there continuity?
YES -
Repair short to body ground in the wire between the audio unit and speaker.■
NO -
Substitute a known-good audio unit and recheck. If the symptom/ indication goes away, replace the original audio unit.■