2006 ACURA CSX USB

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YES
NO
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NO YES
NO
YES
NO
23-239
USB ADAPTER UNIT CONNECTOR A (14P)
B(BLU)
USB ADAPTER UNIT CONNECTOR A (14P) GND (BLK) USB ADAPTER UNIT CONNECTOR A (14P)
SYS ACC (LT BLU)
NAVIGATION UNIT CONNECTOR E (14P) SYS ACC (LT BLU)
10. Measure the voltage between body ground andUSB adapter unit connector A (14P) terminal No. 1.
Go to step 11.
Repair open in the wire between the
navigation unit and the USB adapter unit.
11. Turn the ignition switch to ON (II).
12. Measure the voltage between body ground and USB adapter unit connector A (14P) terminal
No. 11.
Go to step 13.
Repair open or high resistance in the wire
between the navigation unit and the USB adapter
unit.
13. Turn the ignition switch to LOCK (0). 14. Measure the voltage between body ground and
USB adapter unit connector A (14P) terminal No. 2.
Go to step 16.
Go to step 15.
15. Measure the voltage between body ground and navigation unit connector E (14P) terminal No. 2.
Repair open or short in the wire(s) between
the navigation unit and the USB adapter unit.
Substitute a known-good navigation unit
(see page 23-355), and recheck. If 10 V or more are
present, replace the original navigation unit.
(cont’d)
Wire side of female terminals
Wire side of female terminals Wire side of female terminals
Wire side of female terminals
Is there battery voltage?
Is t her e l ess t han 0.1 V ? Is t her e 10 V or mor e pr esent ?
Is t her e 10 V or mor e pr esent ?
08/08/21 14:14:11 61SNR030_230_0242
ProCarManuals.com
DYNOMITE -2009-

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YES
NO Navigation
unit connector USB adapter
unit connector Wire color
YES
NO
23-240 Audio System
Symptom Troubleshooting (cont’d)
NAVIGATION UNIT CONNECTOR E (14P)
SYS ACC (LT BLU) NAVIGATION UNIT CONNECTOR E (14P)
USB ADAPTER UNIT CONNECTOR A (14P)
16. Turn the ignition switch to ON (II).
17. Measure the voltage between body ground and navigation unit connector E (14P) terminal No. 2.
Substitute a known-good navigation unit
(see page 23-355), and recheck. If 10 V or more are
present, replace the original navigation unit.
Go to step 18.
18. Turn the ignition switch to LOCK (0).
19. Disconnect navigation unit connector E (14P) and USB adapter unit connector A (14P). 20. Check for continuity between terminals of
navigation unit connector E (14P) and USB adapter
unit connector A (14P) according to the table.
E9 A9 BLU
E10 A10 PNK
Substitute a known-good USB adapter unit
(see page 23-258), then reconnect all of the
connectors and recheck. If the symptom/indication
goes away, replace the original USB adapter unit. If
the symptom/indication is still present, replace the
navigation unit (see page 23-355).
Open in the wire(s) between the navigation
unit and the USB adapter unit. Replace the affected
shielded harness.
Wire side of female terminals Wire side of female terminals
Wire side of female terminals
Is t her e 10 V or mor e pr esent ? Is there continuity?
08/08/21 14:14:12 61SNR030_230_0243
ProCarManuals.com
DYNOMITE -2009-

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USB device does not function (without
navigation)
YES
NO
YES
NO USB adapter unit
connector USB adapter
connector
YES
NO
YES
NO
23-241
USB ADAPTER UNIT CONNECTOR B (5P) USB ADAPTER 5P CONNECTOR
NOTE: Check the vehicle battery condition first.
 Check the connectors for poor connections or loose terminals.
 Check the USB device requirement: – Mass-storage class ready digital audio player with USB 2.0 port
– More than 256 MB of RAM
– Supports MP3, WMA, and AAC (encoded with the i- Tunes) files, DRM files are not supported
1. Turn the ignition switch to ON (II) and turn on the audio unit.
2. Push the AUX button to select USB mode.
Go to step 3.
Go to step 7.
3. Turn the ignition switch to LOCK (0).
4. Connect the client’s USB device to a known-good vehicle that equipped with the USB adapter and
check the USB device operation.
Go to step 5.
USB device is faulty. Also check the USB
cable and USB adapter connector condition.
5. Disconnect USB adapter unit connector B (5P). 6. Check for continuity between terminals of USB
adapter connector B (5P) and the USB adapter 5P
connector according to the table.
B1 1
B2 2
B3 3
B4 4
Replace the USB adapter unit (see page
23-258).
Open in the wire(s) between the USB adapter
unit and the USB adapter. Replace the affected
shielded harness.
7. Turn the ignition switch to LOCK (0).
8. Check that the audio unit connectors and the USB adapter unit connectors properly connected.
Go to step 9.
Connect the connectors and recheck.
(cont’d)
Terminal side of female terminals
Terminal side of male terminalsIs USB NO DAT A displayed?
Is the USB device working properly? Is there continuity?
Ar e t he connect or s pr oper l y connect ed ?
08/08/21 14:14:12 61SNR030_230_0244
ProCarManuals.com
DYNOMITE -2009-

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YES
NO
YES
NO YES
NO
YES
NO
23-242Audio System
Symptom Troubleshooting (cont’d)
USB ADAPTER UNIT CONNECTOR A (14P)
B(BLU)
USB ADAPTER UNIT CONNECTOR A (14P) GND (BLK) USB ADAPTER UNIT CONNECTOR A (14P)
SYS ACC (LT BLU)
AUDIO UNIT CONNECTOR E (14P) SYS ACC (LT BLU)
9. Measure the voltage between body ground andUSB adapter unit connector A (14P) terminal No. 1.
Go to step 10.
Repair open in the wire between the audio
unit and the USB adapter unit.
10. Turn the ignition switch to ON (II).
11. Measure the voltage between body ground and USB adapter unit connector A (14P) terminal
No. 11.
Go to step 12.
Repair open or high resistance in the wire
between the audio unit and the USB adapter unit.
12. Turn the ignition switch to LOCK (0). 13. Measure the voltage between body ground and
USB adapter unit connector A (14P) terminal No. 2.
Go to step 15.
Go to step 14.
14. Measure the voltage between body ground and audio unit connector E (14P) terminal No. 2.
Repair open or short in the wire(s) between
the audio unit and the USB adapter unit.
Substitute a known-good audio unit (see page
23-256), and recheck. If 10 V or more are present,
replace the original audio unit.
Wire side of female terminals
Wire side of female terminals Wire side of female terminals
Wire side of female terminals
Is there battery voltage?
Is t her e l ess t han 0.1 V ? Is t her e 10 V or mor e pr esent ?
Is t her e 10 V or mor e pr esent ?
08/08/21 14:14:12 61SNR030_230_0245
ProCarManuals.com
DYNOMITE -2009-

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NO YES
NO
23-243
AUDIO UNIT CONNECTOR E (14P)
SYS ACC (LT BLU) AUDIO UNIT CONNECTOR E (14P)
GA-NET BUS
(PNK)
GA-NET BUS
(BLU)
15. Turn the ignition switch to ON (II).
16. Measure the voltage between body ground and
audio unit connector E (14P) terminal No. 2.
Substitute a known-good audio unit
(see page 23-256), and recheck. If 10 V or more are
present, replace the original audio unit.
Go to step 17.
17. Turn the ignition switch to LOCK (0).
18. Disconnect audio unit connector E (14P) and USB adapter unit connector A (14P). 19. Check for continuity between body ground and
audio unit connector E (14P) terminals No. 9 and
No. 10 individually.
Short to body ground in the wires between
the audio unit and the USB adapter unit. Replace
the affected shielded harness.
Go to step 20.
(cont’d)
Wire side of female terminals Wire side of female terminals
Is t her e 10 V or mor e pr esent ?
Is there continuity?
08/08/21 14:14:13 61SNR030_230_0246
ProCarManuals.com
DYNOMITE -2009-

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From terminal
(wire color) To terminals (wire color)
YES
NO Audio unit
connector USB adapter
unit connector Wire color
YES
NO
23-244 Audio System
Symptom Troubleshooting (cont’d)
AUDIO UNIT CONNECTOR E (14P)
AUDIO UNIT CONNECTOR E (14P)
USB ADAPTER UNIT CONNECTOR A (14P)
20. Check for continuity between the terminals of audio unit connector E (14P) according to the table.
E3 (BRN) E9 (BLU), E10 (PNK)E9 (BLU) E10 (PNK)
Short in the wires between the audio unit
and the USB adapter unit. Replace the affected
shielded harness.
Go to step 21. 21. Check for continuity between the terminals of audio
unit connector E (14P) and USB adapter unit
connector A (14P) according to the table.
E9 A9 (BLU)
E10 A10 (PNK)
Substitute a known-good USB adapter unit
(see page 23-258), then reconnect all of the
connectors and recheck. If the symptom/indication
goes away, replace the original USB adapter unit. If
the symptom/indication is still present, replace the
audio unit (see page 23-256).
Open in the wire(s) between the audio unit
and the USB adapter unit. Replace the affected
shielded harness.
Wire side of female terminals Wire side of female terminals
Wire side of female terminals
I s t her e cont i nui t y bet w een any of t he t er mi nal s? Is there continuity?
08/08/21 14:14:13 61SNR030_230_0247
ProCarManuals.com
DYNOMITE -2009-

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YES
NO
YES
NO
YES
NO
YES
NO
23-246Audio System
Symptom Troubleshooting (cont’d)
XM RECEIVER CONNECTOR A (14P)
GA-NET
GND (BLK)
XM RECEIVER CONNECTOR A (14P) SYS ACC (LT BLU) XM RECEIVER CONNECTOR A (14P)
SYS ACC (LT BLU)
NAVIGATION UNIT CONNECTOR E (14P) GA-NET BUS
(WHT)
GA-NET BUS
(BLK)
4. Turn the ignition switch to ON (II).
5. Measure the voltage between XM receiver
connector A (14P) terminal No. 11 and body ground.
Go to step 6.
Repair open in the wire between the XM
receiver and the navigation unit.
6. Turn the ignition switch to LOCK (0).
7. Measure the voltage between XM receiver connector A (14P) terminal No. 2 and body ground.
Go to step 8.
Substitute known-good XM receiver
(see page 23-258), and recheck. If 10 V or more are
present, replace the original XM receiver.
8. Turn the ignition switch to ON (II). 9. Measure the voltage between XM receiver
connector A (14P) terminal No. 2 and body ground.
Go to step 10.
Substitute a known-good navigation unit
(see page 23-355), and recheck. If 0.5 V or less are
present, replace the original navigation unit.
10. Turn the ignition switch to LOCK (0).
11. Disconnect navigation unit connector E (14P), USB adapter unit connector A (14P), and XM receiver
connector A (14P).
12. Check for continuity between navigation unit connector E (14P) terminals No. 9 and No. 10 and
body ground individually.
Go to step 13.
Short to body ground in the wire between the
XM receiver and the navigation unit. Replace the
affected shielded harness.
Wire side of female terminals
Wire side of female terminals Wire side of female terminals
Wire side of female terminals
Is t her e l ess t han 0.1 V ? Is t her e 10 V or mor e pr esent ? Is t her e l ess t han 0.5 V ?
Is there continuity?
08/08/21 14:14:14 61SNR030_230_0249
ProCarManuals.com
DYNOMITE -2009-

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Poor or no sound with XM radio (Audio unit
does display XM channels) (with navigation)
YES
NO XM receiver connector Wire color
YES
NO
23-249
XM RECEIVER CONNECTOR A (14P)
NOTE:  Check the vehicle battery condition first.
 Check the XM radio reception in an open area. Poor reception/interference can be caused by nearby tall
buildings, mountains, or high-voltage power lines.
 Check the connectors for poor connections or loose terminals.
 If you can only tune to channel 000, 001, 174, and 247, make sure the navigation unit is set to channel mode
(see owner’s manual), if it is set to channel mode, call
XM Satellite Radio customer support, and check the
account activation status.
1. Turn the ignition switch to ON (II).
2. Turn on the navigation unit and select XM radio.
3. Check for an error message on the display.
Go to error code list (see page 23-194).
Go to step 4.
4. Turn the ignition switch to LOCK (0).
5. Disconnect navigation unit connector E (14P), USB adapter unit connector A (14P), and XM receiver
connector A (14P). 6. Check for continuity between XM receiver
connector A (14P) and body ground according to
the table.
A5 WHT
A6 RED
A13 BLK
A14 GRN
Short to body ground in the wire(s) between
the navigation unit and the XM receiver. Replace
the affected shielded harness.
Go to step 7.
(cont’d)
Wire side of female terminals
Ar e t her e any messages d i spl ay ed ? Is there continuity?
08/08/21 14:14:14 61SNR030_230_0252
ProCarManuals.com
DYNOMITE -2009-