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Acura CSX. Manual - part 601

＊０１

＊０２

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＋

−

No picture is displayed

YES

23-119

Symptom Troubleshooting

NAVIGATION UNIT CONNECTOR A (17P)

B BACK UP (WHT)

NAVIGATION UNIT CONNECTOR A (17P)

ACC RADIO (PUR)

NOTE:

• Check the vehicle battery condition first.
• Make sure that the correct DVD color and version are

installed.

• Check any official Honda service website for more

service information about the navigation system.

• Check the connectors for poor connections or loose

terminals.

• Before troubleshooting, make sure you have the

navigation system anti-theft code.

1. Check the No. 23 (10 A) fuse in the under-hood

fuse/relay box and No. 35 (7.5 A) fuse in the under-
dash fuse/relay box, and reinstall the fuse if it is OK.

Go to step 2.

Replace the fuse and recheck.

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

3. Operate the radio and listen to the audio.

Go to step 4.

Refer to audio system troubleshooting.

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

5. Remove the navigation unit (see page 23-155).

6. Measure the voltage between navigation unit

connector A (17P) terminal No. 17 and body ground.

Go to step 7.

Repair open in the wire between the under-

dash fuse/relay box and the navigation unit.

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

8. Measure the voltage between navigation unit

connector A (17P) terminal No. 14 and body ground.

Go to step 9.

Repair open in the wire between the under-

dash fuse/relay box and the navigation unit.

Wire side of female terminals

Is the f use OK ?

Can you hear the audio?

Is ther e batter y voltage?

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−

YES

Picture has lines/rolls/other issues or is an
odd color

23-120

Navigation System

NAVIGATION UNIT CONNECTOR A (17P)

RADIO GND
(BLK)

NAVIGATION UNIT CONNECTOR C (12P)

GND (BLK)

9. Measure the voltage between navigation unit

connector A (17P) terminal No. 9 and body ground,
and between navigation unit connector C (12P)
terminal No. 4 and body ground.

Replace the navigation unit (see page 23-155).

Repair open in the wire between the

navigation unit and body ground (G504) (see page
22-30), (G505) (see page 22-32).

NOTE:

• Check the vehicle battery condition first.
• Make sure that the correct DVD color and version are

installed.

• Check any official Honda service website for more

service information about the navigation system.

• Check the navigation screen settings for brightness,

contrast, black level and the color screen for map
color and menu color.

• Check the connectors for poor connections or loose

terminals.

• Before troubleshooting, make sure you have the

navigation and audio system anti-theft codes.

1. Check for electronic aftermarket accessories

(possibly hidden) mounted near the navigation unit.

Disable the accessories, and recheck.

Go to step 2.

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

3. Start up the navigation picture.

Go to step 5.

Go to step 4.

4. Go into the Diagnostic mode and use RGB Color

diagnostic under Monitor Check (see page 23-137).

Go to step 5.

Replace the navigation unit (see page 23-155).

Wire side of female terminals

Is ther e less than 0.1 V ?

Ar e ther e any electr onic accessor ies?

Is the pictur e scr olling hor izontally ( lef t to r ight or
r ight to lef t)?

Ar e the r ed, gr een, and blue color ed cir cle shown?

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−

YES

Navigation display buttons do not work or
respond properly

23-121

5. Turn the ignition switch to LOCK (0), then turn to

ON (II) and observe the navigation picture.

Check for sources of electrical noise, such as

poor battery connection, alternator, defective
battery, aftermarket accessories or cell phone, and
poor pin fits at the navigation unit.

Replace the navigation unit (see page 23-155).

NOTE:

• Check the vehicle battery condition first.
• Always make sure that the correct DVD color and

version are installed.

• Check any official Honda service website for more

service information about the navigation system.

• Always check the connectors for poor connections or

loose terminals.

• Before troubleshooting, make sure you have the

navigation and audio system anti-theft codes.

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

Replace the navigation unit (see page 23-155).

Refer to troubleshooting for no picture is

displayed (see page 23-119).

Did the image impr ove?

Does the navigation display tur n on?

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−

GPS icon is white or not shown

Voice guidance cannot be heard, is broken
up, or there is static

YES

YES
NO

YES

23-122

Navigation System

NOTE:

• Check the vehicle battery condition first.
• Make sure the vehicle is parked outside and away

from buildings.

• Refer to GPS Information (see page 23-142) for

realtime satellite reception display.

• Check for window tinting above the GPS antenna and

any non-OEM accessories mounted near the
navigation unit or GPS antenna.

1. Check for metallic window tint on the windshield

and electronic aftermarket accessories (possibly
hidden) mounted near the GPS antenna or the
navigation unit.

Remove tint or the accessories, and

recheck.

Go to step 2.

2. Go into the Diagnostic Menu, and use the Navi

System Link test (see page 23-136) to check the
GPS antenna.

Use the Navi ECU test under Unit Check

(see page 23-139) to check for a kinked, crushed, or
disconnected GPS antenna wire. If necessary, try a
known-good GPS antenna. If icon is still red,
replace the navigation unit (see page 23-155).

Check that nothing is blocking the GPS

antenna located behind the gauge assembly, and
recheck. Substitute a known-good navigation unit,
and recheck.

NOTE:

• Check the vehicle battery condition first.
• Make sure that the correct DVD color and version are

installed.

• Check any official Honda service website for more

service information about the navigation system.

• Check that the volume setting and voice feedback are

turned ON.

• Check the connectors for poor connection or loose

terminals.

• Before troubleshooting, make sure you have the

navigation system 4-digit anti-theft code.

• After troubleshooting, enter the navigation system

anti-theft code.

1. Press the display unit SET-UP button.

2. Check the volume setting for the navigation system.

Set the volume to an audible level.

Go to step 3.

3. Check the radio operation.

Go to step 4.

Troubleshoot the audio system.

4. Go into the Diagnostic Menu, and use the Navi

System Link test (see page 23-136) to check the
radio.

Troubleshoot the audio system.

Go to step 5.

5. Test the voice control switch (see page 23-156).

Replace the navigation unit (see page 23-155).

Replace the voice control switch (see page

23-157).

Is ther e metallic window tint or electr onic
accessor ies?

Is the GPS Ant icon r ed?

Is it set to OF F ?

Can you hear the r adio?

Is the Radio icon r ed?

Is voice contr ol switch OK ?

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