Honda HR-V: No Sound Is Heard From The Speaker(s) (Display Is Normal) (Without Navigation, Display Audio Type (7-inch Screen) )

NOTE:

• Check the vehicle 12 volt battery condition first.
• Set the fader and the balance positions to the center.
• Before doing this troubleshooting, go to Audio unit power switch will not turn on (No information display and no sound) (Without Navigation, Display Audio Type (7- inch Screen) ).
• Check the connectors for poor connections or loose terminals.

1. Problem verification:

1. Turn the vehicle to the ON mode.
2. Make sure the volume is not set to the MIN level, and check for sound in all modes (AM/FM, USB, and CD).

Is there sound in all modes, and is the sound normal?

YES

Intermittent failure, the system is OK at this time. Check for loose connections at the audio unit and speaker(s).

NO: No sound is heard in all modes

The failure is duplicated in all modes, go to step 2.

NO: No sound is heard in AM/FM mode

Go to Audio System Symptom Troubleshooting - Poor AM or FM radio reception or interference (Without Navigation).

NO: No sound is heard in USB mode

Go to Audio System Symptom Troubleshooting - USB device does not function (Without Navigation, Display Audio Type (7-inch Screen) ).

NO: No sound is heard in CD mode

Check for disc damage (scratches, fingerprints, and marks).

2. Speaker visual check:

1. Turn the vehicle to the OFF (LOCK) mode.
2. Check the speaker(s) with no sound for any damage.

Is there any damage?

YES

Replace the faulty speaker(s).

NO

Go to step 3.

3. Speaker internal resistance check:

1. Test the speaker(s).

Is the speaker(s) OK?

YES

Go to step 4.

NO

Replace the faulty speaker(s).

4. Wire check (FL SPKR+/-, FR SPKR+/-, RL SPKR+/-, RR SPKR+/- lines):

1. Disconnect the following connectors.

NOTE: Eject all the discs before disconnecting the audio unit to prevent damaging the CD player's load mechanism.

Audio unit connector A (24P)

Left tweeter 2P connector

Right tweeter 2P connector

2. Measure the resistance between test points 1 and 2.

Is there about 4 Ω?

YES

The SPKR wires are not open and short. Go to step 5.

NO

Repair an open or short in the wire (s) between the audio unit and the speaker(s).

5. Shorted wire check (FL SPKR+/-, FR SPKR+/-, RL SPKR+/-, RR SPKR+/- lines):

1. Disconnect the following connectors.

Driver's door speaker 2P connector

Front passenger's door speaker 2P connector

Left rear door speaker 2P connector

Right rear door speaker 2P connector

2. Check for continuity between following test points and body ground individually.

Is there continuity?

YES

Repair a short to body ground in the wire (s) between the audio unit and the speaker(s).

NO

The SPKR wires are OK. Go to step 6.

6. Open wire check (SPKR (Tweeter) FL SPKR+/-, FR SPKR+/- lines):

1. Connect terminals A and B with jumper wires.

2. Check for continuity between test points 1 and 2.

Is there continuity?

YES

Replace the audio unit - Refer to: Audio Unit Removal and Installation (Display Audio Type (7-inch Screen) ), or Audio Unit Removal and Installation (Color Audio Type (5-inch Screen) ).

NO

Repair an open in the wire (s) between the audio unit and the tweeter.

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