Acura RL. Instruction — page 191

NO — Go to step 7.

7. Remove the speaker(s) that has no sound (see SPEAKER REPLACEMENT ), and disconnect its

connector.

8. Check the speaker 2P connector for a loose or poor connection.

Reconnect the speaker 2P connector, and recheck the symptom; does it still appear?

YES — Go to step 9.

NO — Operation is normal.

9. Measure the resistance between the No. 1 and No. 2 terminals of the speaker connector.

Is there about 4 ohms ?

YES — Go to step 10.

NO — Faulty speaker(s).

10. Disconnect stereo amplifier connectors A (26P), B (14P), and C (23P).

11. Measure the voltage between stereo amplifier connector B (14P) No. 4 terminal and body ground.

Fig. 40: Measuring Voltage Between Stereo Amplifier Connector B (14P) No. 4 Terminal And
Body Ground

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there battery voltage?

YES — Go to step 12.

NO — Repair open in the wire between fuse No. 2 (30A) in the passenger’s under-dash fuse/relay box
and stereo amplifier connector B (14P) No. 4 terminal.

12. Turn the ignition switch to ON (II).

NOTE:

Eject all the CDs before removing the audio unit and CD changer to
prevent damaging the CD player’s load mechanism.

2007 Acura RL

2005-08 ACCESSORIES AND EQUIPMENT Audio System — RL

me

Friday, June 05, 2009 3:53:07 PM

Page 42

© 2005 Mitchell Repair Information Company, LLC.

13. Measure the voltage between stereo amplifier connector C (23P) No. 19 terminal and body ground.

Fig. 41: Measuring Voltage Between Stereo Amplifier Connector C (23P) No. 19 Terminal And
Body Ground

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there battery voltage?

YES — Go to step 14.

NO — Repair open in the wire between the stereo amplifier connector C (23P) No. 19 terminal and
audio unit connector A (20P) No. 1 terminal.

14. Reconnect stereo amplifier connectors A (20P), B(14P), and C (23P).

15. Check for continuity between stereo amplifier connector B (14P) No. 3 terminal and body ground.

Fig. 42: Checking Continuity Between Stereo Amplifier Connector B (14P) No. 3 Terminal And
Body Ground

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES — Go to step 16.

NO — Repair open in the wire between stereo amplifier connector B (14P) No. 3 terminal and body
ground (G652).

16. Disconnect stereo amplifier connectors B (14P), and C (23P).

17. Measure the resistance of stereo amplifier connectors B (14P) and C (23P) according to the table.

2007 Acura RL

2005-08 ACCESSORIES AND EQUIPMENT Audio System — RL

me

Friday, June 05, 2009 3:53:07 PM

Page 43

© 2005 Mitchell Repair Information Company, LLC.

SPEAKER TERMINAL SPECIFICATIONS

Fig. 43: Identifying Stereo Amplifier Connectors B (14P) And C (23P) Wire Side of Female
Terminals

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there more than 4 ohms?

YES — Go to step 18.

NO — Repair open in the wire between the stereo amplifier and the speaker.

18. Disconnect the speaker 2P connector.

19. Check for continuity between the stereo amplifier connector B (14P) and C (23P) terminals and body

ground according to the table.

SPEAKER TERMINAL SPECIFICATIONS

Speaker

Terminal Wire color

Driver’s door speaker. Left front tweeter

C23 (+)

LT BLU

C10 (-)

LT GRN

Passenger’s door speaker, Right front tweeter

B6 (+)

LT GRN

B1 (-)

GRY

Front center speaker

C22 (+)

BLU

C9 (-)

PNK

Right rear speaker

B8 (+)

BLU

B9 (-)

ORN

Right rear twiddler

B12 (+)

GRY

B13 (-)

BLU

Subwoofer

B5 (+)

BRN

B14 (-)

GRN

Left rear twiddler

B10 (+)

PUR

B11 (-)

LT BLU

Left rear speaker

B7 (+)

GRY

B2 (-)

BRN

Speaker

Terminal Wire color

2007 Acura RL

2005-08 ACCESSORIES AND EQUIPMENT Audio System — RL

me

Friday, June 05, 2009 3:53:07 PM

Page 44

© 2005 Mitchell Repair Information Company, LLC.

Fig. 44: Identifying Stereo Amplifier Connectors B (14P) And C (23P) Wire Side of Female
Terminals

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES — Go to step 20.

NO — Repair short in the wire between the stereo amplifier and the appropriate speaker.

20. Reconnect the 2P connector(s) to the speaker(s).

21. Disconnect audio unit connector A (20P) and audio unit connector B (32P).

22. Disconnect amplifier connector A (26P).

23. Check for continuity between audio unit connector A (20P) and body ground according to the table.

Driver’s door speaker, Left front tweeter

C23 (+)

LT BLU

C10 (-)

LT GRN

Front passenger’s door speaker, Right front tweeter B6 (+)

LT

GRN

B1 (-)

GRY

Left rear speaker

B7 (+)

GRN

B2 (-)

BRN

Right rear speaker

B8 (+)

BLU

B9 (-)

ORN

Left rear twiddler speaker

B10 (+)

PUR

B11 (-)

LT BLU

Right rear twiddler speaker

B12 (+)

GRY

B13 (-)

BLU

Front center speaker

C22 (+)

BLU

C9 (-)

PNK

Subwoofer

B5 (+)

BRN

B14 (-)

GRN

NOTE:

Eject all the CDs before removing the audio unit and CD changer to
prevent damaging the CD player’s load mechanism.

2007 Acura RL

2005-08 ACCESSORIES AND EQUIPMENT Audio System — RL

me

Friday, June 05, 2009 3:53:07 PM

Page 45

© 2005 Mitchell Repair Information Company, LLC.

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