Acura RL. Instruction — page 196

YES — System is normal at this time. Check connections at the audio unit.

NO — Go to step 5.

5. Turn the ignition switch to LOCK (0).

6. Disconnect AcuraLink control unit (XM receiver) connector A (20P)

7. Measure the voltage between AcuraLink control unit (XM receiver) connector A (20P) No. 1 terminal

and body ground.

Fig. 68: Measuring Voltage Between Acuralink Control Unit (XM Receiver) Connector A (20P)
No. 1 Terminal And Body Ground

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there battery voltage?

YES — Go to step 8.

NO — Repair open in the wire between the driver’s under-dash fuse/relay box and AcuraLink control
unit (XM receiver) connector A (20P) No. 1 terminal.

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

9. Measure the voltage between AcuraLink control unit (XM receiver) connector A (20P) No. 2, and No.

12 terminals and body ground individually.

Fig. 69: Measuring Voltage Between Acuralink Control Unit (XM Receiver) Connector A (20P)
No. 2, 12 Terminals And Body Ground

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there battery voltage?

2007 Acura RL

2005-08 ACCESSORIES AND EQUIPMENT Audio System — RL

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

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© 2005 Mitchell Repair Information Company, LLC.

YES — Go to step 10.

NO — Repair open in the wire between the driver’s under-dash fuse/relay box and AcuraLink control
unit (XM receiver) connector A (20P) No. 2 and No. 12 terminals.

10. Reconnect AcuraLink control unit (XM receiver) connector A (20P).

11. Measure the voltage between AcuraLink control unit (XM receiver) connector A (20P) No. 11

terminal and body ground.

Fig. 70: Measuring Voltage Between Acuralink Control Unit (XM Receiver) Connector A (20P)
No. 11 Terminal And Body Ground

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there less than 0.1 V?

YES — Replace the AcuraLink control unit (XM receiver).

NO — Repair open in the wire between audio unit connector A (20P) No. 11 terminal and body ground
(G602).

XM RADIO PRESET MEMORY IS LOST (WITHOUT ACURALINK)

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

2. Turn on the audio unit and set each of the XM radio channel preset buttons.

Do each of the XM radio channel preset buttons set properly?

YES — Go to step 3.

NO — Go to step 7.

3. Turn the ignition switch to LOCK (0) for 1 minute, then turn it back to ON (II).

NOTE:

Always check the connectors for poor connections or loose terminals.

Check the vehicle battery condition first.

If you can only tune to channel 000, 001, 174, and 247, make sure the
audio unit is set to channel mode (see owner’s manual), if it is set to
channel mode, call XM radio client support and check the account
activation status.

2007 Acura RL

2005-08 ACCESSORIES AND EQUIPMENT Audio System — RL

me

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

Page 63

© 2005 Mitchell Repair Information Company, LLC.

4. Test all of the XM radio channel preset buttons for proper recall operation.

Do the preset buttons recall the set radio stations?

YES — System is normal at this time. Check connections at the audio unit.

NO — Go to step 5.

5. Turn the ignition switch to LOCK (0).

6. Disconnect XM receiver connector A (14P)

7. Measure the voltage between XM receiver connector A (14P) No. 1 terminal and body ground.

Fig. 71: Measuring Voltage Between XM Receiver Connector A (14P) No. 1 Terminal And Body
Ground

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there battery voltage?

YES — Go to step 8.

NO — Repair open in the wire between the driver’s under-dash fuse/relay box and XM receiver
connector A (14P) No. 1 terminal.

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

9. Measure the voltage between XM receiver connector A (14P) No. 2 terminal and body ground

individually.

Fig. 72: Measuring Voltage Between XM Receiver Connector A (14P) No. 2 Terminal And Body

2007 Acura RL

2005-08 ACCESSORIES AND EQUIPMENT Audio System — RL

me

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

Page 64

© 2005 Mitchell Repair Information Company, LLC.

Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there battery voltage?

YES — Go to step 10.

NO — Repair open in the wire between the driver’s under-dash fuse/relay box and XM receiver
connector A (14P) No. 2 terminal.

10. Reconnect XM receiver connector A (14P).

11. Measure the voltage between XM receiver connector A (14P) No. 11 terminal and body ground.

Fig. 73: Measuring Voltage Between XM Receiver Connector A (14P) No. 11 Terminal And
Body Ground

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there less than 0.1 V?

YES — Replace the XM receiver.

NO — Repair open in the wire between audio unit connector A (14P) No. 11 terminal and body ground
(G602).

AUDIO DISC DOES NOT EJECT

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

2. Turn on the audio system.

Does the system turn on?

YES — Go to step 3.

NOTE:

Disc labels should not be used in the audio unit. They may damage the
player mechanism.

Check the vehicle battery condition first.

Always check the connectors for poor connection or loose terminals.

2007 Acura RL

2005-08 ACCESSORIES AND EQUIPMENT Audio System — RL

me

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

Page 65

© 2005 Mitchell Repair Information Company, LLC.

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