Page 66 of 86
MULTIMEDIA
Diagnostic - Fault finding chart86C
86C-65
NAV 4R
Program no.: 0000
Vdiag No.: 24
ALP 2 The screen stays black
NOTESOnly consult this ALP after a complete check with the diagnostic tool.
Check that the fault remains after pressing the on/off button for component 261 (Trafic:
662).
Use the Wiring Diagram Technical Note for the vehicle concerned.
Establish dialogue with the computer.
Is dialogue possible with the computer?
Yes
Check that the computer is correctly configured
(see Configuration and programming).
Yes
When the ignition is switched on, is the +
accessories feed present on connection SP2 of the
8-track connector of component 261 (Trafic: 662)?
Yes
NoApply ALP 1 No dialogue possible
between the computer and the CLIP
tool.
NoRun command VP005 Computer
configuration (see Configuration and
programming).
No
AFTER REPAIRCarry out a complete check with the diagnostic tool.
NAV4R_V24_ALP2
Page 68 of 86

MULTIMEDIA
Diagnostic - Fault finding chart86C
86C-67
NAV 4R
Program no.: 0000
Vdiag No.: 24
ALP 3 Poor guidance/poor location/GPS fault
NOTESOnly check the customer complaint after performing a full check with the diagnostic
tool.
Place the vehicle in an open area for 10 minutes with the system switched on.
Use the Wiring Diagram Technical Note for the vehicle concerned.
Is the GPS pictogram green?
Yes
Carry out a road test and check parameter PR002
Vehicle speed (see conformity check).
Has the fault been solved?
No
Check the conformity of parameter PR009 Angular
position (see Conformity check).
Has the fault been solved?
No
Carry out a road test to try to reproduce the fault
described by the customer.
Has the fault been reproduced?
No
Possible customer misunderstanding regarding system performance (eg.: location accuracy) or operation (eg.: use
of cartographic CD-ROM).
Refer to the Driver's Handbook.
No
YesEnd of fault finding.
YesEnd of fault finding.
Yes
AFTER REPAIRCarry out a complete check with the diagnostic tool.
NAV4R_V24_ALP3
Page 70 of 86

MULTIMEDIA
Diagnostic - Fault finding chart86C
86C-69
NAV 4R
Program no.: 0000
Vdiag No.: 24
ALP 4 Poor radio reception
NOTESOnly check the customer complaint after performing a full check with the diagnostic
tool.
Use the Wiring Diagram Technical Note for the vehicle concerned.
Is the radio field intensity appropriate (see Interpretation of parameter PR010 Radio field
intensity)?Yes
No
Check the condition and connection of the connectors of component 261 (Trafic: 662) and
component 886.
Using the universal bornier, check the insulation, continuity and the absence of
interference resistance on the following connections:
●TB13 connection code.
●34AN connection code.
Between components 261 (commercial vehicle: 662) and 886.
Also check the feed to component 886 on connection 34AM (12 V ±± ± ±
1 V).
Are the connections faulty?
Yes No
If the connection or connections are faulty and there is a repair procedure
(see Technical Note 6015A, Electrical wiring repair, Wiring:
Precautions for repair), repair the wiring, otherwise replace it.
Has the fault been solved?
Yes No
End of fault finding.
Contact the Techline.
AFTER REPAIRCarry out a complete check with the diagnostic tool.
NAV4R_V24_ALP4
Page 71 of 86
MULTIMEDIA
Diagnostic - Fault finding chart86C
86C-70
NAV 4R
Program no.: 0000
Vdiag No.: 24
ALP 5 CD read fault
NOTESOnly check the customer complaint after performing a full check with the diagnostic
tool.
Ensure there are no present or stored faults.
Use the Wiring Diagram Technical Note for the vehicle concerned.
Is the fault related to CD reading by the radio/
navigation computer or by the 6CD changer?
By the radio/navigation computer By the 6CD changer
Is the CD an MP3 CD?
Yes
Check that component 261 (commercial vehicle:
662) is compatible with MP3 CDs (see "MP3" logo
on keypad).
Yes
Try with another MP3 CD.
Has the fault disappeared?
Yes
The faulty CD is in poor condition or is not
compatible (only MP3 format is compatible).
No
NoEnd of fault finding.
NoContact the Techline.
AFTER REPAIRCarry out a complete check with the diagnostic tool.
NAV4R_V24_ALP5
Page 74 of 86
MULTIMEDIA
Diagnostic - Fault finding chart86C
86C-73
NAV 4R
Program no.: 0000
Vdiag No.: 24
ALP 6Stuck on message
Loading general map
NOTESOnly check the customer complaint after performing a full check with the diagnostic
tool.
Use the Wiring Diagram Technical Note for the vehicle concerned.
Check for the cartographic map CD in component 261 (commercial vehicle: 662).
After inserting the cartographic map CD in component 261 (commercial vehicle: 662), check that the general map
starts loading:
–message "Loading general map" displayed,
–display: (after 1 minute maximum) "progress percentage" pictogram (eg.: 35 %) in the lower status bar.
Note:
Loading may take up to 15 minutes.
Do not interrupt the loading process (by ejecting CD, switching off equipment, cutting + accessories feed,
etc.).
Loading is complete when the map appears.
If the fault is still present, contact the Techline.
AFTER REPAIRCarry out a complete check with the diagnostic tool.
NAV4R_V24_ALP6
Page 76 of 86
MULTIMEDIA
Diagnostic - Fault finding chart86C
86C-75
NAV 4R
Program no.: 0000
Vdiag No.: 24
ALP 8The radio does not switch on automatically
or switches off after 20 minutes
NOTESOnly check the customer complaint after performing a full check with the diagnostic
tool.
Ensure there are no present or stored faults.
Do not apply the following fault finding procedure to the Laguna II ph2.
Use the Wiring Diagram Technical Note for the vehicle concerned.
Check the condition of the + 12 V ACC feed fuse of
component 261 (Trafic: 662).
To obtain the fuse value, see Wiring Diagrams
Technical Note or the value indicated on the fuse
box.
Does the radio come on?
No
Check for + accessories feed. To do this, refer to
the interpretation of status ET002 + 12 V
accessories feed.
Has the fault been solved?
No
Contact the Techline.
YesEnd of fault finding.
Yes
AFTER REPAIRCarry out a complete check with the diagnostic tool.
NAV4R_V24_ALP8
Page 79 of 86

MULTIMEDIA
Diagnostic - Fault finding chart86C
86C-78
NAV 4R
Program no.: 0000
Vdiag No.: 24
ALP 11 The 6 CD changer does not work
NOTESOnly check the customer complaint after performing a full check with the diagnostic
tool.
Ensure there are no present or stored faults.
Use the Wiring Diagram Technical Note for the vehicle concerned.
Disconnect then reconnect component 1272.
Does the CD changer request its code?
("CD 0000")
No
Check the condition and connection of the connector of components 261 (Trafic: 662) and 1272.
If the connector is faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring repair,
Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Has the fault been solved?
No
With the radio switched on, check for + battery feed
on connection 34BC and + accessories feed on
connection 34BD of the connector of
component 1272.
Are the + battery and + accessories feeds
present?
Yes
Contact the Techline.
YesRefer to ALP 10 The screen displays
"CD0000".
NoCheck the continuity, insulation and
the absence of interference resistance
on connections 34BC, 34BL and 34BD
between components 261 (Trafic: 662)
and 1272.
Yes Are the connections correct?
No
If the connection or connections are faulty and there is a
repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the
wiring, otherwise replace it.
AFTER REPAIRCarry out a complete check with the diagnostic tool.
NAV4R_V24_ALP11
Page 80 of 86

MULTIMEDIA
Diagnostic - Fault finding chart86C
86C-79
NAV 4R
Program no.: 0000
Vdiag No.: 24
ALP 12 No radio and/or CD sound
NOTESOnly check the customer complaint after performing a full check with the diagnostic
tool.
Ensure there are no present or stored faults.
Use the Wiring Diagram Technical Note for the vehicle concerned.
The message MUTE is displayed on the radio panel.
No
Check that status ET036 MUTE button displays
Released (see Conformity check).
Check the FADER setting:
In the AUDIO settings menu (Audio settings
button). Select the "audio" and "fader" menus;
Set the fader to "9 F 9" (for the test).
Has the fault been solved?
No
Run command AC004 Speaker test (see Dealing
with commands).
Has the fault been solved?
No Yes
Contact the Techline.
End of fault finding.
YesIs the vehicle equipped with PRETEL?
No Yes
Disconnect the radio/
telephone combined
control.
Has the fault been
solved?
No Yes
Check that the voltage on connection
107D (black ISOconnector)is0V.
Yes No
Contact the
Techline.
Check the radio/
telephone
combined control
If the connection is faulty and there is a repair
procedure (see Technical Note 6015A,
Electrical wiring repair, Wiring: Precautions
for repair), repair the wiring, otherwise replace it.
AFTER REPAIRCarry out a complete check with the diagnostic tool.
NAV4R_V24_ALP12