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![INFINITI M35 2007 Factory Service Manual AV-264
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TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
3. CHECK VERTICAL SYNCHRONIZING SIGNAL
Check signal between video distributor harness connector M205 ter-
m INFINITI M35 2007 Factory Service Manual AV-264
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TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
3. CHECK VERTICAL SYNCHRONIZING SIGNAL
Check signal between video distributor harness connector M205 ter-
m](/manual-img/42/57024/w960_57024-888.png)
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TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
3. CHECK VERTICAL SYNCHRONIZING SIGNAL
Check signal between video distributor harness connector M205 ter-
minals 16 and ground.
OK or NG
OK >> GO TO 4.
NG >> Replace front display unit.
4. CHECK HARNESS BETWEEN AV (NAVI) CONTROL UNIT AND VIDEO DISTRIBUTOR
1. Disconnect AV (NAVI) control unit connector and video distributor connector.
2. Check continuity between AV (NAVI) control unit harness con-
nector (A) M210 terminals 51, 52 and video distributor harness
connector (B) M207 terminals 49, 50.
3. Check continuity between AV (NAVI) control unit harness con-
nector (A) M210 terminals 51, 52 and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair harness or connector.
5. CHECK HORIZONTAL SYNCHRONIZING SIGNAL
1. Connect AV (NAVI) control unit connector and display unit connector.
2. Turn ignition switch ON.
3. Check signal between AV (NAVI) control unit harness connector
M210 terminal 51 and ground.
OK or NG
OK >> GO TO 6.
NG >> Replace video distributor.16 – Ground:
SKIB4825E
SKIB3598E
51 – 49 : Continuity should exist.
52 – 50 : Continuity should exist.
51, 52 – Ground : Continuity should not exist.
SKIB4826E
51 – Ground:
SKIB4699E
SKIB3601E
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6. CHECK VERTICAL SYNCHRONIZING SIGNAL
Check signal between AV (NAVI) control unit harness connector
M210 terminal 52 and ground.
OK or NG
OK >> Replace AV (NAVI) control unit.
NG >> Replace video distributor.
DVD Operation Screen Is Not DisplayedNKS004B8
ONLY FRONT DISPLAY
Refer to AV- 2 6 3 , "Warning Message of Whether Rear View Image Is Rolling or Not Displayed" .
ONLY REAR DISPLAY
1. CHECK HARNESS BETWEEN VIDEO DISTRIBUTOR AND REAR DISPLAY UNIT
1. Disconnect video distributor connector and rear display unit connector.
2. Check continuity between video distributor harness connector
(A) M206 terminals 29, 30 and rear display unit harness connec-
tor (B) R102 terminals 19, 20.
3. Check continuity between AV (NAVI) control unit harness con-
nector (A) M206 terminals 29, 30 and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
2. CHECK VERTICAL SYNCHRONIZING SIGNAL
1. Connect video distributor connector and rear display unit connector.
2. Turn ignition switch ON.
3. Check signal between video distributor harness connector M206
terminal 29 and ground.
OK or NG
OK >> GO TO 3.
NG >> Replace rear display unit.52 – Ground:
SKIB4700E
SKIB3598E
29 – 19 : Continuity should exist.
30 – 20 : Continuity should exist.
29, 30 – Ground : Continuity should not exist.
SKIB4829E
29 – Ground:
SKIB4830E
SKIB3598E
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![INFINITI M35 2007 Factory Service Manual AV-266
[WITH MOBILE ENTERTAINMENT SYSTEM]
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
3. CHECK HORIZONTAL SYNCHRONIZING SIGNAL
Check signal between video distributor harness connector M206 ter- INFINITI M35 2007 Factory Service Manual AV-266
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TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
3. CHECK HORIZONTAL SYNCHRONIZING SIGNAL
Check signal between video distributor harness connector M206 ter-](/manual-img/42/57024/w960_57024-890.png)
AV-266
[WITH MOBILE ENTERTAINMENT SYSTEM]
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
3. CHECK HORIZONTAL SYNCHRONIZING SIGNAL
Check signal between video distributor harness connector M206 ter-
minal 30 and ground.
OK or NG
OK >> Replace video distributor.
NG >> Replace rear display unit.
It Cannot Be Switched to DVD ModeNKS004B9
Refer to AV- 2 6 6 , "DVD SOUND IS NOT OUTPUT" .
Sound Is Not Output (Voice Guidance and TEL Voice Are Normal) NKS004BA
DVD AND AUDIO SOUND ARE NOT OUTPUT
1. CONSULT-II SELF-DIAGNOSIS
Perform “SELF-DIAG RESULT” of CONSULT-II and check the malfunction. Refer to AV- 2 4 3 , "
SELF-DIAG
RESULTS" .
OK or NG
OK >> GO TO 2.
NG >> Refer to AV- 2 4 3 , "
Display Item of Self-Diagnostic Results" .
2. CHECK AV COMM MONITOR
Select “AUDIO” of “AV COMM MONITOR”, and then check the displays of “TRANSMIT DG” and “SPEAKER
AMP”.
A or B
A >> Replace BOSE amp.
B >> Replace audio unit.
DVD SOUND IS NOT OUTPUT
1. CONSULT-II SELF-DIAGNOSIS
Perform “SELF-DIAG RESULT” of CONSULT-II and check the malfunction. Refer to AV- 2 4 3 , "
SELF-DIAG
RESULTS" .
OK or NG
OK >> GO TO 2.
NG >> Refer to AV- 2 4 3 , "
Display Item of Self-Diagnostic Results" . 30 – Ground:
SKIB4831E
SKIB0825E
A
TRANSMIT DG
SPEAKER AMP: OK
: UNKWN
B
TRANSMIT DG
SPEAKER AMP: UNKWN
: OK
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2. CHECK AV COMM MONITOR
Select “AUDIO” of “AV COMM MONITOR”, and then check the displays of “TRANSMIT DG” and “DVD player”.
A or B
A >> Replace DVD player
B >> Replace audio unit.
HEADPHONE SOUND IS NOT OUTPUT (BOTH SIDES)
1. CHECK HEADPHONE AMP POWER SUPPLY AND GROUND CIRCUIT
Check headphone amp power supply and ground circuit.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
2. CHECK HARNESS BETWEEN VIDEO DISTRIBUTOR AND HEADPHONE AMP
1. Disconnect video distributor connector and headphone amp connector.
2. Check continuity between video distributor harness connector
(A) M208 terminal 60 and headphone amp harness connector
(B) R103 terminal 10.
3. Check continuity video distributor harness connector (A) M208
terminal 60 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK HEADPHONE AMP ON SIGNAL
1. Connect video distributor connector and headphone amp connector.
2. Turn ignition switch ON.
3. Turn the headphone mode ON.
4. Check voltage between video distributor harness connector
M208 terminal 60 and ground.
OK or NG
OK >> Replace headphone amp.
NG >> Replace video distributor.A
TRANSMIT DG
DVD PLAYER: OK
: UNKWN
B
TRANSMIT DG
DVD PLAYER: UNKWN
: OK
60 – 10 : Continuity should exist.
60 – Ground : Continuity should not exist.
SKIB4630E
60 – Ground : Approx. 4 V
SKIB4631E
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![INFINITI M35 2007 Factory Service Manual AV-268
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TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
Voice Activated Control System Is Not ActivatedNKS004BB
THE SCREEN IS SWITCHED BY PRESSING THE STEERING SWI INFINITI M35 2007 Factory Service Manual AV-268
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TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
Voice Activated Control System Is Not ActivatedNKS004BB
THE SCREEN IS SWITCHED BY PRESSING THE STEERING SWI](/manual-img/42/57024/w960_57024-892.png)
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TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
Voice Activated Control System Is Not ActivatedNKS004BB
THE SCREEN IS SWITCHED BY PRESSING THE STEERING SWITCH
1. VOICE MICROPHONE TEST
Turn “Voice Microphone Test” ON at Confirmation/Adjustment mode, and then check the sounds emitted from
the speaker. Refer to AV- 2 3 8 , "
Voice Microphone Test" .
Is the sound output?
YES >> Replace AV (NAVI) control unit.
NO >> GO TO 2.
2. CHECK HARNESS BETWEEN AV (NAVI) CONTROL UNIT AND MIC.
1. Turn ignition switch OFF.
2. Disconnect AV (NAVI) control unit connector and MIC. connector.
3. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 6, 7, 8 and MIC. harness connector (B)
R52 terminals 4, 2, 1.
4. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 6, 7, 8 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK MIC. POWER SUPPLY
1. Connect AV (NAVI) control unit and MIC. connector.
2. Turn ignition switch ON.
3. Check voltage between AV (NAVI) control unit harness connec-
tor M78 terminals 6 and 7.
OK or NG
OK >> GO TO 4.
NG >> Replace AV (NAVI) control unit.6 – 4 : Continuity should exist.
7 – 2 : Continuity should exist.
8 – 1 : Continuity should exist.
6, 7, 8 – Ground : Continuity should not exist.
SKIB4632E
6 – 7 : Approx. 5 V
SKIB4633E
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4. CHECK MIC. SIGNAL
1. Check signal between AV (NAVI) control unit harness connector
M78 terminals 8 and 7.
OK or NG
OK >> Replace AV (NAVI) control unit.
NG >> Replace MIC.
THE SCREEN IS NOT SWITCHED BY PRESSING THE STEERING SWITCH
Refer to AV- 2 6 9 , "Steering Switch Cannot Be Operated" .
Steering Switch Cannot Be OperatedNKS004BC
NONE OF THE OPERATIONS WORK.
1. CHECK HARNESS
1. Check continuity between spiral cable harness connector (A)
M303 terminal 17 and audio unit harness connector (B) M76 ter-
minal 15.
OK or NG
OK >> Replace steering switch.
NG >> Check spiral cable. If the malfunction is detected, repair
the harness and connector.
“ENTER”, “MENU UP-DOWN”, AND “SOURCE” SWITCHES ARE NOT OPERATED
1. CHECK HARNESS
1. Check continuity between spiral cable harness connector (A)
M303 terminal 20 and audio unit harness connector (B) M76 ter-
minal 6.
2. Check continuity between steering switch harness connector (A)
M303 terminal 20 and ground.
OK or NG
OK >> GO TO 2.
NG >> Check spiral cable. If the malfunction is detected, repair
the harness and connector. 8 – 7:Give a voice
SKIB4634EPKIB5037J
17 – 15 : Continuity should exist.
SKIB6278E
20 – 6 : Continuity should exist.
20 – Ground : Continuity should not exist.
SKIB4636E
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![INFINITI M35 2007 Factory Service Manual AV-270
[WITH MOBILE ENTERTAINMENT SYSTEM]
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
2. CHECK STEERING SWITCH SIGNAL A
1. Turn ignition switch ON.
2. Check voltage between audio unit harness INFINITI M35 2007 Factory Service Manual AV-270
[WITH MOBILE ENTERTAINMENT SYSTEM]
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2. CHECK STEERING SWITCH SIGNAL A
1. Turn ignition switch ON.
2. Check voltage between audio unit harness](/manual-img/42/57024/w960_57024-894.png)
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2. CHECK STEERING SWITCH SIGNAL A
1. Turn ignition switch ON.
2. Check voltage between audio unit harness connector M76 ter-
minals 6 and 15
OK or NG
OK >> Replace steering switch.
NG >> Replace audio unit.
“PTT/TEL”, “BACK”, AND “VOLUME CONTROL” SWITCHES ARE NOT OPERATED
1. CHECK HARNESS
1. Check continuity between spiral cable harness connector (A)
M303 terminal 16 and audio unit harness connector (B) M76 ter-
minal 16.
2. Check continuity between steering switch harness connector (A)
M303 terminal 16 and ground.
OK or NG
OK >> GO TO 2.
NG >> Check spiral cable. If the malfunction is detected, repair
the harness and connector.
2. CHECK STEERING SWITCH SIGNAL B
1. Turn ignition switch ON.
2. Check voltage between audio unit harness connector M76 ter-
minals 16 and 15
OK or NG
OK >> Replace steering switch.
NG >> Replace audio unit.6 – 15 : Approx. 5 V
SKIB4637E
16 – 16 : Continuity should exist.
16 – Ground : Continuity should not exist.
SKIB4638E
16 – 15 : Approx. 5 V
SKIB4639E
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The Hands-Free Phone Cannot Be UsedNKS004BD
THE VOICE CANNOT BE HEARD
1. CHECK HA INFINITI M35 2007 Factory Service Manual TROUBLE DIAGNOSIS
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The Hands-Free Phone Cannot Be UsedNKS004BD
THE VOICE CANNOT BE HEARD
1. CHECK HA](/manual-img/42/57024/w960_57024-895.png)
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The Hands-Free Phone Cannot Be UsedNKS004BD
THE VOICE CANNOT BE HEARD
1. CHECK HARNESS AV (NAVI) CONTROL UNIT AND AUDIO UNIT
1. Disconnect AV (NAVI) control unit connector and audio unit connector.
2. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 10, 11 and audio unit harness connec-
tor (B) M77 terminals 30, 31.
3. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 10, 11 and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
2. CHECK TEL VOICE SIGNAL
1. Connect AV (NAVI) control unit connector and audio unit connector.
2. Turn ignition switch ON.
3. Check signal between AV (NAVI) control unit harness connector
M78 terminals 10 and 11.
OK or NG
OK >> Replace audio unit.
NG >> Replace AV (NAVI) control unit.
THE VOICE CANNOT BE TRANSMITTED
Refer to AV- 2 6 8 , "THE SCREEN IS SWITCHED BY PRESSING THE STEERING SWITCH" . 10 – 30 : Continuity should exist.
11 – 31 : Continuity should exist.
10, 11 – Ground : Continuity should not exist.
SKIB4640E
10 – 11:When inputting TEL voice
SKIB4641ESKIB3609E