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Acura CSX. Manual - part 654

＊０１

ＳＮＲ９ＡＮＧＫ７６１０００Ｎ２６０７ＦＡＡＴ００

＋

−

DTC 2607:

YES

23-327

NAVIGATION UNIT CONNECTOR E (14P)

GA-NET
BUS
(BLU)

GA-NET
BUS
(PNK)

JUMPER WIRE

XM Diag

NOTE: Before you troubleshoot, make sure to follow the
general troubleshooting information (see page 23-266).

1. Clear the hard error code (see page 23-274).

2. Turn the ignition switch to LOCK (0), and then back

ON (II).

3. Go into the Diagnostic Menu, and select the Self-

Diagnosis Mode in the Select Diagnosis Items
menu (see page 23-297).

4. Check the System Links.

Go to step 5.

Intermittent failure, the system is OK at this

time.

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

6. Check for poor connections or loose terminals at

navigation unit connector E (14P), USB adapter unit
connector A (14P), and XM receiver connector A
(14P).

Go to step 7.

Repair poor connections or loose terminals,

and recheck the self-diagnosis mode (see page
23-297).

7. Disconnect navigation unit connector E (14P) and

XM receiver connector A (14P).

8. Connect navigation unit connector E (14P)

terminals No. 9 and No. 10 with a jumper wire.

Wire side of female terminals

Is the X M icon r ed?

Ar e the connections OK ?

08/08/21 14:16:46 61SNR030_230_0330

＋

−

＊０２

＊０３

＊０４

＋

−

＋

−

＋

−

YES

23-328

Navigation System

XM RECEIVER CONNECTOR A (14P)

GA-NET
BUS
(BLU)

GA-NET
BUS
(PNK)

NAVIGATION UNIT CONNECTOR E (14P)

GA-NET
BUS
(BLU)

GA-NET
BUS
(PNK)

NAVIGATION UNIT CONNECTOR E (14P)

GA-NET
BUS
(BLU)

GA-NET
BUS
(PNK)

9. Check for continuity between XM receiver

connector A (14P) terminals No. 9 and No. 10.

Go to step 10.

Open in the wire between the navigation unit

and the XM receiver. Replace the affected shielded
harness.

10. Disconnect the jumper wire.

11. Disconnect USB adapter unit connector A (14P).

12. Check for continuity between navigation unit

connector E (14P) terminals No. 9 and No. 10.

Short in the wire(s) between GA-NET (

) and

(

) wire. Replace the affected shielded harness.

Go to step 13.

13. Check for continuity between body ground and

navigation unit connector E (14P) terminals No. 9
and No. 10 individually.

Short to body ground in the wire(s) between

the navigation unit, the USB adapter unit, and the
XM receiver. Replace the affected shielded
harness.

Go to step 14.

14. Reconnect the all connectors, then turn the ignition

switch to ON (II).

15. Go into the Diagnostic Menu, and Select the Self-

Diagnosis Mode in the Select Diagnosis Items
Menu (see page 23-297).

Wire side of female terminals

Is ther e continuity?

08/08/21 14:17:48 61SNR030_230_0331

ＳＮＲ９ＡＮＧＫ７６１０００Ｎ２６０９ＦＡＡＴ００

−

YES

DTC 2609:

23-329

16. Check the System Links.

Go to step 17.

Intermittent failure, the system is OK at this

time.

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

18. Disconnect USB adapter unit connector A (14P),

and then turn the ignition switch to ON (II).

19. Go into the Diagnostic Menu, and Select the Self-

Diagnosis Mode in the Select Diagnosis Items
Menu (see page 23-297).

20. Check the System Links.

Go to step 21.

Internal short circuit in the USB adapter

unit.

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

22. Connect USB adapter unit connector A (14P).

23. Disconnect XM receiver connector A (14P), and

then turn the ignition switch to ON (II).

24. Go into the Diagnostic Menu, and Select the Self-

Diagnosis Mode in the Select Diagnosis Items
Menu (see page 23-297).

25. Check the System Links.

Replace the navigation unit (see page 23-355).

Replace the XM receiver (see page 23-258).

NOTE: Before you troubleshoot, make sure to follow the
general troubleshooting information (see page 23-266).

1. Clear the hard error code (see page 23-274).

2. Turn the ignition switch to LOCK (0), and then back

to ON (II).

3. Go into the Diagnostic Menu, and Select the Self-

Diagnosis Mode in the Select Diagnosis Items
Menu (see page 23-297).

4. Select the System Links, then select the ECU Info.

Intermittent failure, the system is OK at this

time.

Replace the navigation unit (see page 23-355).

VRAM Diag

Is the X M icon r ed?

Is V -RAM OK indicated?

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ＳＮＲ９ＡＮＧＫ７６１０００Ｎ２６１０ＦＡＡＴ００

ＳＮＲ９ＡＮＧＫ７６１０００Ｎ２７０１ＦＡＡＴ００

−

DTC 2610:

DTC 2701:

YES

23-330

Navigation System

DRAM Diag

GPS Diag: Antenna

NOTE:

• Check the vehicle battery condition first.
• Before you troubleshoot, make sure to follow the

general troubleshooting information (see page
23-266).

1. Clear the hard error code (see page 23-274).

2. Turn the ignition switch to LOCK (0), and then back

to ON (II).

3. Go into the Diagnostic Menu, and Select the Self-

Diagnosis Mode in the Select Diagnosis Items
Menu (see page 23-297).

4. Select the System Links, then select the ECU Info.

Intermittent failure, the system is OK at this

time.

Replace the navigation unit (see page 23-355).

NOTE:

• Check the vehicle battery condition first.
• Before you troubleshoot, make sure to follow the

general troubleshooting information (see page
23-266).

• Make sure the vehicle is parked outside, away from

buildings.

• Check for electronic aftermarket accessories

(possibly hidden) mounted near the GPS antenna or
the navigation unit.

1. Clear the hard error code (see page 23-274).

2. Turn the ignition switch to LOCK (0), and then back

to ON (II).

3. Go into the Diagnostic Menu, and Select the Self-

Diagnosis Mode in the Select Diagnosis Items
Menu (see page 23-297).

4. Select the System Links, then select the GPS Ant.

Intermittent failure, the system is OK at this

time.

Go to step 5.

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

6. Check for poor connections at navigation unit

connector H (2P).

Replace the GPS antenna (see page 23-358).

Repair the poor connection.

Is D-RAM OK indicated?

Is Antenna OK indicated?

Is the connection OK ?

08/08/21 14:17:48 61SNR030_230_0333

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