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.

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HOMESERVICE MANUALSHONDA2009S2000 BASEREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTENTERTAINMENT SYSTEMSAUDIO SYSTEMSYMPTOM TROUBLESHOOTINGNO SOUND IS HEARD FROM THE SPEAKER(S) (DISPLAY IS NORMAL)

2009 Honda S2000 Base

No sound is heard from the speaker(s) (display is normal)

2009 Honda S2000 BaseSECTION No sound is heard from the speaker(s) (display is normal)

NOTE:

Check the vehicle battery condition first.
Check the connectors for poor connections or loose terminals.
Set the fader and balance positions to the center.
Before doing symptom troubleshooting, check for power switch will not turn on troubleshooting (see AUDIO UNIT POWER SWITCH WILL NOT TURN ON (NO INFORMATION DISPLAY AND NO SOUND) ).

Turn the ignition switch to ON (II).
Turn on the audio unit and check that the volume button is not set to the MIN level.
Is it at the MIN level?

YES -Raise the volume level, and recheck the function.

NO -Go to step 3.
Check the MUTE mode.
Is the MUTE mode set?

YES -Cancel the MUTE mode by pressing the mute button, and recheck the function.

NO -Go to step 4.
Check to see if there is a specific speaker that has no sound.
Is there a specific speaker?

YES -Go to step 7.

NO -Go to step 5.
Turn the ignition switch to LOCK (0).
Remove the audio unit (see AUDIO UNIT REMOVAL/INSTALLATION ). Check that the audio unit connector is properly connected.
NOTE: Eject the disc before removing the audio unit to prevent damaging the CD player's load mechanism.

Is it connected properly?

YES -Go to step 11.

NO -Reconnect the connector, and recheck the function.
Turn the ignition switch to LOCK (0).
Check the speaker with no sound for any damage.
Is there any damage?

YES -Substitute the speaker (see Door Speaker Replacement ) and recheck.

NO -Go to step 9.
Remove the speaker(s) with no sound. Door speaker (see Door Speaker Replacement ), Rear speaker (see REAR SPEAKER REPLACEMENT ), Tweeter (see Tweeter Replacement ), and disconnect its connector.
Check the speaker connector for a loose or poor connection.
Reconnect the speaker connector and recheck the symptom; does it still fail?

YES -Go to step 11.

NO -Operation is normal.
Disconnect the speaker connector.
Remove the audio unit (see AUDIO UNIT REMOVAL/INSTALLATION ), and disconnect the audio unit 20P connector.
NOTE: Eject the disc before removing the audio unit to prevent damaging the CD player's load mechanism.

Check for continuity between both pairs of speaker wires (+) and (-) at audio unit 20P connector. Then check each wire for continuity to body ground according to the table.

SPEAKER TERMINAL CHART

Speaker	Terminal	Wire color
Driver's door speaker	A8(+)	GRN/YEL
Driver's door speaker	A18(-)	GRN/RED
Left tweeter	A8(+)	GRN/YEL
Left tweeter	A18(-)	GRN/RED
Front passenger's door speaker	A7(+)	GRN/BLK
Front passenger's door speaker	A17(-)	LT GRN
Right tweeter	A7(+)	GRN/BLK
Right tweeter	A17(-)	LT GRN
Left rear speaker	A6(+)	BLU/YEL
Left rear speaker	A16(-)	GRY/RED
Right rear speaker	A5(+)	YEL
Right rear speaker	A15(-)	BRN/WHT

Fig 1: Checking Continuity Between Both Pairs Of Speaker Wires (+) And (-) At Audio Unit 20P Connector

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -Repair short in the wire(s) between the audio unit and the speaker(s).

NO -Go to step 14.

Connect each of the speaker connector terminals (+) and (-) with a jumper wire.

Check for continuity between both pairs of speaker wires (+) and (-) at the audio unit 20P connector according to the table.

SPEAKER TERMINAL CHART

Speaker	Terminal	Wire color
Driver's door speaker	A8(+)	GRN/YEL
Driver's door speaker	A18(-)	GRN/RED
Left tweeter	A8(+)	GRN/YEL
Left tweeter	A18(-)	GRN/RED
Front passenger's door speaker	A7(+)	GRN/BLK
Front passenger's door speaker	A17(-)	LT GRN
Right tweeter	A7(+)	GRN/BLK
Right tweeter	A17(-)	LT GRN
Left rear speaker	A6(+)	BLU/YEL
Left rear speaker	A16(-)	GRY/RED
Right rear speaker	A5(+)	YEL
Right rear speaker	A15(-)	BRN/WHT

Fig 2: Checking Continuity Between Both Pairs Of Speaker Wires (+) And (-) At Audio Unit 20P Connector

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -Go to step 16.

NO -Repair open in the wire(s) between the audio unit and the speaker(s).

Substitute a known-good speaker(s) (see Door Speaker Replacement ), and recheck the symptom.
Does the symptom goes away?

YES -Replace the faulty speaker(s).

NO -Substitute a known-good audio unit (see AUDIO UNIT REMOVAL/INSTALLATION ), and recheck. If the symptom/indication goes away, replace the original audio unit.

RENDER: 1.0x

NO RELATED

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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.