Almera Tino V10 (2003 year). Manual — part 184
5
RGB SIGNAL CHECK
1. Connect AV and NAVI control unit connector and Display connector.
YEL388E
2. Turn the ignition switch ON.
3. Display “Color bar” by “CONFIRMATION/ADJUSTMENT” mode.
4. Check voltage signal between AV and NAVI control unit terminals 18, 21, 24 and 17 with oscilloscope or CONSULT-ll.
I
When the screen looks bluish
MTBL1737
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When the screen looks reddish
MTBL1738
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When the screen looks yellowish
MTBL1739
OK or NG
OK
©
Replace the display unit.
NG
©
Replace AV and NAVI control unit.
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NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-433
RGB SCREEN IS ROLLING
NLEL0687S11
1
COLOR BAR DIAGNOSIS CHECK
1. Turn the ignition switch OFF.
2. Disconnect AV and NAVI control unit connector and Display connector.
3. Check continuity between AV and NAVI control unit and Display.
YEL389E
MTBL1740
4. Check continuity between AV and NAVI control unit and ground.
MTBL1741
OK or NG
OK
©
GO TO 2.
NG
©
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Check harness for open or short between AV and NAVI control unit and Display for
open or short circuit.
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Check connector housings for disconnected or loose terminals.
NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-434
2
RGB SYNCHRONIZING SIGNAL CHECK
1. Connect AV and NAVI control unit connector and Display connector.
2. Turn the ignition switch ON.
3. Check voltage between AV and NAVI control unit terminals 15 (G) and 17 (B).
YEL390E
15 (G)-17: EL-400, “Terminals and Reference Value for AV and NAVI Control Unit”
OK or NG
OK
©
Replace the display unit.
NG
©
Replace AV and NAVI control unit.
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NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-435
GUIDE SOUND IS NOT HEARD
=NLEL0687S12
1
CHECK VOICE GUIDE SETTING
I
While driving in the dark pink route, voice guide does not operate. (note)
I
Is volume setting not switched ON?
NOTE:
Voice guide is only available at intersections that satisfy certain conditions (indicated by
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on the map). Therefore, guid-
ance may not be given even when the route on the map changes direction.
Yes or No
Yes
©
GO TO 2.
No
©
Switch the setting ON and turn the volume up.
2
HARNESS CHECK
1. Turn the ignition switch OFF.
2. Disconnect AV and NAVI control unit connector and audio unit connector.
3. Check continuity between AV and NAVI control unit and audio unit.
YEL391E
MTBL1742
4. Check continuity between AV and NAVI control unit and ground.
MTBL1743
OK or NG
OK
©
GO TO 3.
NG
©
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Repair harness.
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Check connector housings for disconnected or loose terminals.
NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-436
3
VOICE GUIDE CHECK
1. Connect AV and NAVI control unit connector and audio unit connector.
2. Turn the ignition switch ON.
3. Check voltage signal between AV and NAVI control unit terminals 8 (Y) and 7 (BR).
YEL392E
MTBL1744
OK or NG
OK
©
Replace Audio unit.
NG
©
Replace AV and NAVI control unit.
MULTIFUNCTION SWITCH CONTROLS ARE
INEFFECTIVE (REAR DEFOGGER CONTROL
EXCLUDED)
NLEL0687S13
1
CHECK POWER AND GROUND SYSTEMS
Check voltage between multifunction switch and ground. EL-421, “Check Power Supply and Ground Circuit Check for Mul-
tifunction Switch”.
OK or NG
OK
©
GO TO 2.
NG
©
Malfunction of multifunction switch ACC power or ground harness
2
CHECK SYMPTOM
Turn ignition switch to ACC position. Is screen changed to audio control screen when CD is inserted?
Switches.
©
GO TO 3.
Does not switch.
©
GO TO 5.
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NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-437
3
HARNESS CHECK
1. Turn the ignition switch OFF.
2. Disconnect multifunction switch connector and audio unit connector.
3. Check continuity between multifunction switch and audio unit.
YEL393E
MTBL1745
4. Check continuity between multifunction switch harness connector M102 terminals 11 (L), 13 (P) and ground.
Continuity should not exist.
OK or NG
OK
©
GO TO 4.
NG
©
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Replace harness.
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Check connector housings for disconnected or loose terminals.
4
COMMUNICATION SIGNAL INSPECTION
1. Connect multifunction switch and Audio unit connectors.
2. Check voltage signal between multifunction switch harness connector M102 terminals 11 (L), 13 (P) and ground.
YEL394E
11 (L), 13 (P) - ground:
EL-400, “Terminals and Reference Value for Multifunction Switch”
OK or NG
OK
©
Replace audio unit.
NG
©
Replace multifunction switch.
NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-438
5
HARNESS CHECK
1. Turn the ignition switch OFF.
2. Disconnect AV and NAVI control unit connector and audio unit connector.
3. Check continuity between AV and NAVI control unit and audio unit.
YEL395E
MTBL1746
4. Check continuity between terminals 47, 48 and 46.
YEL396E
MTBL1747
OK or NG
OK
©
GO TO 6.
NG
©
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Replace harness.
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Check connector housings for disconnected or loose terminals.
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NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-439
6
COMMUNICATION SIGNAL INSPECTION
1. Connect audio unit to AV and NAVI control unit connector.
2. Check voltage signal between AV and NAVI control unit terminals 47 (R), 48 (G) and ground.
YEL397E
47 (R), 48 (G)-ground:
EL-400, “Terminals and Reference Value for AV and NAVI Control Unit”
OK or NG
OK
©
Replace audio unit.
NG
©
Replace AV and NAVI control unit.
NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-440
AIR CONDITIONING CONTROLS (ONLY) ARE
INEFFECTIVE (REAR DEFOGGER CONTROL
EXCLUDED)
NLEL0687S14
1
HARNESS CHECK
1. Turn the ignition switch OFF.
2. Disconnect A/C auto amp. connector and AV and NAVI control unit connector.
3. Check continuity between A/C auto amp. and AV and NAVI control unit.
YEL398E
MTBL1748
4. Check continuity between AV and NAVI control unit and ground.
MTBL1749
OK or NG
OK
©
GO TO 2.
NG
©
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Check harness between A/C auto amp. and AV and NAVI control unit.
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Check connector housings for disconnected or loose terminals.
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NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-441
2
A/C-AV, AV-AC, AC-CLK COMMUNICATION SIGNAL CHECK
1. Connect A/C AUTO AMP. connector.
2. Turn the ignition switch ON.
3. Check voltage between AV and NAVI control unit and ground.
YEL399E
MTBL1750
OK or NG
OK
©
GO TO 3.
NG
©
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Replace harness.
I
Replace A/C AUTO AMP.
NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-442
3
A/C-AV, AV-AC, AC-CLK COMMUNICATION SIGNAL CHECK
1. Connect AV and NAVI control unit connector.
2. Turn the ignition switch ON.
3. Check voltage signal between AV and NAVI control unit terminals 43, 44, 45 and ground.
YEL400E
MTBL1751
OK or NG
OK
©
Replace A/C auto amplifier.
NG
©
Replace AV and NAVI control unit.
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NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-443
NO FUEL INFORMATION IS DISPLAYED/NO WARNING
MESSAGE IS DISPLAYED
=NLEL0687S15
1
CHECK DISPLAY CONDITIONS
Check display conditions for all warning screens.
MTBL1549
©
GO TO 2.
2
HARNESS CHECK
1. Turn the ignition switch OFF.
2. Disconnect connectors of combination meter and AV and NAVI control unit.
3. Check continuity between AV and NAVI control unit and combination meter.
YEL401E
MTBL1752
4. Check continuity between AV and NAVI control unit and ground.
MTBL1753
OK or NG
OK
©
GO TO 3.
NG
©
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Repair harness.
I
Check connector housings for disconnected or loose terminals.
NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-444
3
COMMUNICATION SIGNAL (AV-ME) CHECK
1. Connect connectors of combination meter and AV and NAVI control unit.
2. Turn the ignition switch ON.
3. Check voltage signal between AV and NAVI control unit terminal 34 (R) and ground.
YEL402E
MTBL1754
OK or NG
OK
©
GO TO 4.
NG
©
Replace AV and NAVI control unit.
4
COMMUNICATION SIGNAL (ME-AV) CHECK
1. Turn ignition switch to ON and display “VEHICLE ELECTRONIC SYSTEMS” screen.
2. Check voltage signal between AV and NAVI control unit harness connector M96 terminal 35 (G) and ground.
YEL403E
35 (G)-ground:
EL-400, “Terminals and Reference Value for AV and NAVI Control Unit”
OK or NG
OK
©
Replace AV and NAVI control unit.
NG
©
Check combination meter system. EL-107, “Combination Meter Self-Diagnosis”.
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NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-445
PREVIOUS CONDITIONS ARE NOT STORED
NLEL0687S16
1
BATTERY POWER CHECK
I
Check AV and NAVI control unit battery power.
Refer to EL-417, “Power Supply and Ground Circuit Check”.
OK or NG
OK
©
Replace AV and NAVI control unit.
NG
©
Check AV and NAVI control unit battery power system harness.
RADIO WAVE FROM THE GPS SATELLITE IS NOT
RECEIVED
NLEL0687S17
1
ENVIRONMENT CHECK
I
Check if any metal object that intercepts radio waves or an object that emits radio waves (such as a portable phone) is
located near the GPS antenna. Check if the vehicle is shielded by a building.
OK or NG
OK
©
I
System is normal.
The GPS antenna may not be able to receive radio waves from the GPS satellite if it
is shielded by metal object or an object emitting radio waves is placed near it.
NG
©
GO TO 2.
2
SELF-DIAGNOSIS
I
Refer to EL-408, “Self-Diagnosis Mode”.
OK or NG
OK
©
Replace GPS antenna.
NG
©
Check the applicable parts.
DISPLAY DOES NOT CHANGE WHEN SCREEN
ADJUSTMENT IS PERFORMED
NLEL0687S18
1
CHECK SYMPTOM
Do other systems operate properly?
Do operate.
©
Replace the display unit.
Do not operate.
©
Check the problem again.
DAY/NIGHT DISPLAY SWITCHING IS NOT DONE.
NIGHT ILLUMINATION FOR AV AND NAVI CONTROL
UNIT DOES NOT ILLUMINATE
NLEL0687S19
1
VEHICLE SIGNAL CHECK
1. Start the engine.
2. Diagnose the following items with EL-412, “VEHICLE SIGNALS” in CONFIRMATION/ADJUSTMENT mode.
<Lamp signals>
Lighting switch position 1: ON
Lighting switch OFF: OFF
OK or NG
OK
©
Replace AV and NAVI control unit.
NG
©
EL-424, “Illumination Control Signal Check”.
NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-446
ON MULTIFUNCTION SWITCH, A SPECIFIC SWITCH
DOES NOT OPERATE IN ALL CONDITIONS
NLEL0687S20
1
Replace multifunction switch.
©
DRIVING INFORMATION IS INACCURATE.
MAINTENANCE INFORMATION IS INACCURATE
NLEL0687S21
1
VEHICLE SPEED SIGNAL INSPECTION
Check vehicle speed signal. EL-423, “Vehicle Speed Signal Check”.
OK or NG
OK
©
Replace AV and NAVI control unit.
NG
©
Check combination meter system. EL-107, “Combination Meter Self-Diagnosis”
SYSTEM DOES NOT START
NLEL0687S22
1
INSPECT POWER SYSTEM
Inspect power system of AV and NAVI control unit. EL-417, “Power Supply and Ground Circuit Check”.
OK or NG
OK
©
Replace AV and NAVI control unit.
NG
©
Malfunction in power system of AV and NAVI control unit
THE CURRENT POSITION MARK IS IN THE WRONG
PLACE
NLEL0687S23
1
INSPECT POWER SYSTEM.
I
EL-450, “Example of Symptoms Judged Not Malfunction?”
Yes or No
Yes
©
The limit of the navigation location detection capability has been reached.
No
©
GO TO 2.
2
SELF-DIAGNOSIS
I
Perform EL-408, “Self-Diagnosis Mode”.
OK or NG
OK
©
GO TO 3.
NG
©
Check the applicable parts.
3
ERROR RECORD DIAGNOSIS
I
Is there an error listed in EL-414, “HISTORY OF ERRORS” in “CONFIRMATION/ADJUSTMENT” mode?
Yes or No
Yes
©
EL-414, “DIAGNOSIS BY HISTORY OF ERRORS”.
No
©
GO TO 4.
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NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-447
4
VEHICLE SIGNAL DIAGNOSIS
I
Start the engine.
I
Diagnose the following items with EL-412, “VEHICLE SIGNALS” in “CONFIRMATION/ADJUSTMENT” mode.
<Vehicle speed signal>
Vehicle running: ON
While the vehicle is stopped: OFF
<Reverse signal>
Selector lever in R-position: ON
Selector lever in other than R-position: OFF
OK or NG
OK
©
Replace AV and NAVI control unit.
NG
©
I
If vehicle speed is NG, proceed to EL-423, “Vehicle Speed Signal Check”.
I
If reverse is NG, proceed to EL-426, “Reverse Signal Check”.
THE CURRENT-LOCATION MARK WILL NOT MOVE
FORWARD/BACKWARD
NLEL0687S24
1
VEHICLE SIGNAL DIAGNOSIS
I
Start the engine.
I
Diagnose the following items with EL-412, “VEHICLE SIGNALS” in “CONFIRMATION/ADJUSTMENT” mode.
<Vehicle speed signal>
Vehicle running: ON
While the vehicle is stopped: OFF
<Reverse signal>
Selector lever in R-position: ON
Selector lever in other than R-position: OFF
OK or NG
OK
©
Replace AV and NAVI control unit.
NG
©
I
If vehicle speed is NG, proceed to EL-423, “Vehicle Speed Signal Check”.
I
If reverse is NG, proceed to EL-426, “Reverse Signal Check”.
THE POSITION OF THE CURRENT-LOCATION MARK IS
NOT CORRECT
NLEL0687S25
Inspection procedure
1
SELF-DIAGNOSIS
I
EL-408, “Operation Procedure” in “Self-Diagnosis Mode”.
OK or NG
OK
©
GO TO 2.
NG
©
Check the applicable parts.
2
ERROR RECORD DIAGNOSIS
I
Is there an error listed in EL-414, “HISTORY OF ERRORS” in “CONFIRMATION/ADJUSTMENT” mode?
Is there an error history?
Yes
©
EL-414, “DIAGNOSIS BY HISTORY OF ERRORS”.
No
©
EL-449, “Driving Test”
NAVIGATION SYSTEM
Trouble Diagnoses (Cont’d)
EL-448
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