ignition INFINITI FX35 2007 Service Manual

INFINITI MOBILE ENTERTAINMENT SYSTEM AV-167
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Revision: 2006 July 2007 FX35/FX45
Screen Is not Shown (Sounds Come Out of Both an Audio Speaker and a Head
Phone)
NKS003E9
1. CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect DVD player and DVD display connectors.
3. Check continuity between DVD player harness connector B19 terminals 23, 24 and DVD display harness connector B61 termi-
nals 7, 8.
4. Check continuity between DVD player harness connector B19 terminals 23, 24 and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
2. CHECK VIDEO SIGNAL
1. Connect DVD player and DVD display connectors.
2. Turn ignition switch ACC.
3. Check the signal between DVD player harness connector B19 terminal 23 and 24 with CONSULT-II or oscilloscope.
OK or NG
OK >> GO TO 3.
NG >> Replace DVD player.
3. CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect DVD player and DVD display connectors.
3. Check continuity between DVD player harness connector B19 terminal 29 and DVD display harness connector B61 terminal
13.
4. Check continuity between DVD player harness connector B19 terminal 29 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector. 23 – 7 : Continuity should exist.
24 – 8 : Continuity should exist.
23, 24 – Ground : Continuity should not exist.
SKIA7044E
Terminal Condition Reference value
(+) (–)
23 24 Play DVD video
SKIA7050E
SKIA8863J
29 – 13 : Continuity should exist.
29 – Ground : Continuity should not exist.
SKIB0333E

AV-168
INFINITI MOBILE ENTERTAINMENT SYSTEM
Revision: 2006 July 2007 FX35/FX45
4. CHECK DATA (DVD – LCD) SIGNAL
1. Connect DVD display and DVD player connectors.
2. Turn ignition switch ACC.
3. Check voltage between DVD display harness connector B61 ter- minal 13 and ground.
OK or NG
OK >> Replace DVD display.
NG >> Replace DVD player.
Head Phone Does Not SoundNKS003EA
1. CHECK HEAD PHONE AND SIGNAL
Check the inspection items below to diagnose the malfunction.

Check that the signal is received at the rear seat.

Check that transmission part has any seals or dirt that interrupts
signal.

Check that the head phone battery has run down.
OK or NG
OK >> GO TO 2.
NG >>

Receive signal with head phone at the rear seat.

Remove seal or dirt that is interrupting signal.

If the battery has run down, replace it with new one.
2. CHECK HEAD PHONE
Check that sound is heard with another head phone.
OK or NG
OK >> Replace malfunction head phone.
NG >> GO TO 3. 13 – 10:
SKIB0334E
SKIB0322E
SKIA5852E

INFINITI MOBILE ENTERTAINMENT SYSTEM AV-169
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Revision: 2006 July 2007 FX35/FX45
3. CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect DVD player and DVD display connectors.
3. Check continuity between DVD player harness connector B19 terminals 17, 18, 19, 20 and DVD display harness connector
B61 terminals 1, 2, 3, 4.
4. Check continuity between DVD player harness connector B19 terminals 17, 18, 19, 20 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
4. CHECK MES SOUND SIGNAL
1. Connect DVD player and DVD display connectors.
2. Turn the ignition switch ACC and Press “POWER” switch of DVD player.
3. Check the signal between DVD player harness connector B19 terminals 17, 18, 20 and 19 with CONSULT-II or oscilloscope.
OK or NG
OK >> Replace DVD display.
NG >> Replace DVD player.
Remote Controller Does Not WorkNKS003EB
1. CHECK DVD PLAYER OPERATION SWITCH
1. Turn ignition switch ACC.
2. Press “POWER” switch of DVD player and operate DVD player switch.
Dose the DVD player switches work?
YES >> Replace remote controller.
NO >> GO TO 2. 17 – 1 : Continuity should exist.
18 – 2 : Continuity should exist.
19 – 3 : Continuity should exist.
20 – 4 : Continuity should exist.
17, 18, 19, 20 – Ground : Continuity should not exist.
SKIA7033E
Te r m i n a l Condition Reference value
(+) (–)
17 19 Play CD or DVD video. Refer to
AV-161, "
Terminals and
Reference Value for DVD Player" .
18
20
SKIA7047E

AV-170
INFINITI MOBILE ENTERTAINMENT SYSTEM
Revision: 2006 July 2007 FX35/FX45
2. CHECK REMOTE CONTROLLER AND SENSOR
Check the inspection items below to diagnose the malfunction.

Check that remote controller is facing to the sensor.

Check that sensor does not have any seals or dirt that is inter-
rupting signal.

Check that the remote controller battery has run down.
OK or NG
OK >> GO TO 3.
NG >>

When operating, face remote controller to the sensor.

Remove seal or dirt that is interrupting signal.

If the battery has run down, replace it with new one.
3. CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect DVD player and DVD display connectors.
3. Check continuity between DVD player harness connector B19 terminal 30 and DVD display harness connector B61 terminal
14.
4. Check continuity between DVD player harness connector B19 terminal 30 (BR) and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
4. CHECK DATA (LCD – DVD) SIGNAL
1. Connect DVD display connector.
2. Turn ignition switch ACC.
3. Check the signal between DVD player harness connector B19 terminal 30 and ground.
OK or NG
OK >> Replace DVD player.
NG >> Replace DVD display.
No CD·DVD Sound From All SpeakersNKS003EC
1. VERIFY THE PHENOMENON
1. Turn ignition switch ACC.
2. Turn on the radio, receive radio program, check that the sound is heard from all the speakers.
OK or NG
OK >> GO TO 2.
NG >> Replace audio unit.
SKIA5855E
30 – 14 : Continuity should exist.
30 – Ground : Continuity should not exist.
SKIB0335E
30 – Ground:
SKIA7043E
SKIA5832E

INFINITI MOBILE ENTERTAINMENT SYSTEM AV-171
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Revision: 2006 July 2007 FX35/FX45
2. CHECK A/C AND AV SWITCH SELF-DIAGNOSIS
A/C and AV switch self-diagnosis. Check “REAR AV” switch. Refer to AV- 8 2 , "
A/C and AV Switch Self-Diagno-
sis Function" .
OK or NG
OK >> GO TO 3.
NG >> Replace A/C and AV switch.
3. CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect DVD player and audio unit connectors.
3. Check continuity between DVD player harness connector M73 terminals 1, 2, 3, 4 and audio unit harness connector M65 termi-
nals 37, 39, 43, 42.
4. Check continuity between DVD player harness connector M73 terminals 1, 2, 3, 4 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
4. CHECK MES SOUND SIGNAL
1. Connect DVD player and audio unit connectors.
2. Turn ignition switch ACC and Press “POWER” switch of DVD player.
3. Check the signal between DVD player harness connector M73 terminals 1 and 2, 3 and 4 with CONSULT-II or oscilloscope.
OK or NG
OK >> Replace audio unit.
NG >> Replace DVD player. 1 – 37 : Continuity should exist.
2 – 39 : Continuity should exist.
3 – 43 : Continuity should exist.
4 – 42 : Continuity should exist.
1, 2, 3, 4 – Ground : Continuity should not exist.
SKIA7034E
Terminal Condition Reference value
(+) (–)
12
Play CD or DVD video.
34
SKIA7035E
SKIA8863J

AV-182
TELEPHONE
Revision: 2006 July 2007 FX35/FX45
Terminals and Reference Value for TEL Adapter UnitNKS003IO
Te r m i n a l
(Wire color) Item Signal
input/
output Condition
Reference value
+– Ignition
switch Operation
1 (W/L) Ground Battery power supply Input OFF — Battery voltage 2 (LG) Ground ACC power supply Input ACC — Battery voltage
3 (W) Ground Ignition signal Input ON — Battery voltage4 (B) Ground Ground — ON — Approx. 0 V 6 — Shield — — — —
7 (R) 8 (B) MIC. signal Input ON Uttering in front of the
microphone while using the
hands-free phone system.
9 (P) 10 (L) TEL voice signal Output ON Receiving the party's voice
while using the hands-free
phone system.
11 (L/W) Ground TEL ON signal Output ON While using handsfree
phone system. Approx. 0 V
While not using handsfree
phone system. Approx. 5 V
12 (LG) Ground Remote control A Input ON Press switch
Approx. 0 V
Press SEEK UP switch Approx. 1.7 V
Press VOL UP switch Approx. 3.3 V
Except for above Approx. 5 V
13 (GY) Ground Remote control B Input ON Press switch
Approx. 0 V
Press SEEK DOWN switch Approx. 1.7 V
Press VOL DOWN switch Approx. 3.3 V
Except for above Approx. 5 V
14 (SB) Ground Remote control
ground — ON — Approx. 0 V
15 (PU) Ground Indicator signal Output ON Microphone indicator ON,
and lighting switch OFF Approx. 1.3 V
Microphone indicator ON,
and lighting switch ON Approx. 0.8 V
Microphone unit indicator
OFF Approx. 12 V
17 (R/W) Ground Remote control A Output ON Press switch
Approx. 0 V
Press SEEK UP switch Approx. 1.7 V
Press VOL UP switch Approx. 3.3 V
Except for above Approx. 5 V
PKIB5037J
SKIB3609E

TELEPHONE AV-183
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Revision: 2006 July 2007 FX35/FX45
Self-Diagnosis FunctionNKS003IR
The followings are diagnosis functions performed by TEL adapter unit.

Performs the unit self−diagnosis and antenna diagnosis, and informs results with the indicator and voice
guidance.

Informs vehicle speed pulse count from the time of key switch ON with voice guidance, and enables to
check vehicle speed signal.

Outputs voice giving to microphone with speaker, and enables to check microphone function.
18 (G/W) Ground Remote control B Output ON Press switch
Approx. 0 V
Press SEEK DOWN switch Approx. 1.7 V
Press VOL DOWN switch Approx. 3.3 V
Except for above Approx. 5 V
19 (B/Y) Ground Remote control
ground — ON — Approx. 0 V
22 (B) Ground Ground — ON — Approx. 0 V
23 (B) Ground Ground — ON — Approx. 0 V
28 (G) Ground Vehicle
speed signal
(8-pulse) Input ON
When vehicle speed is
approx. 40 km/h (25 MPH)
29 (W) Ground MIC. VCC Output ON — Approx. 5 V 41 — TEL signal — — — — Terminal
(Wire color) Item Signal
input/
output Condition
Reference value
+– Ignition
switch Operation
SKIA6649J

AV-184
TELEPHONE
Revision: 2006 July 2007 FX35/FX45
OPERATION PROCEDURE
1. Start the engine.
2. Press and hold switch for 5 seconds or more.

This allows the indicator to blink concurrently with voice guidance outputs, and determines if there is
any current error in the state of blinking.

When the indicator does not blink, check the microphone power supply circuit, and then repair malfunc-
tioning part.
3. Press both and switch simultaneously while voice guid- ance outputs.
4. Press and switch simultaneously while beep sound out- puts.
CAUTION:
Turn ignition switch OFF and return to Step 1 again if beep
sound does not output. Replace TEL adapter unit if beep
sound still does not output.
5. Perform the followings.

Check how many times indicator flashes within 5 seconds after pressing and switch.

Inform the malfunction and vehicle speed pulse from the time of ignition switch ON with voice.
SKIB7570E
SKIB7572E
SKIB7571E
SKIB7571E

TELEPHONE AV-185
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Revision: 2006 July 2007 FX35/FX45
NOTE:
Vehicle speed pulse is reset to 0 when turning ignition switch OFF.
6. Beep sounds (while 1 second) outputs 3 seconds after voice guidance of microphone check.
7. Voice giving to microphone outputs from speaker. Microphone function can be checked.
8. Diagnosis mode exits after a beep sounds.
Number of indicator flashes Voice guidance Malfunction Possible solution
1 Internal failure TEL adapter unit is malfunctioning Replace TEL adapter unit
2 Bluetooth antenna open TEL antenna feeder is open Replace TEL antenna
3 Bluetooth antenna shorted TEL antenna feeder is short

AV-186
TELEPHONE
Revision: 2006 July 2007 FX35/FX45
Basic Inspection of Hands-Free PhoneNKS003IS
Check the parts or circuit listed below when the hands-free phone system is inoperative at all or a communica-
tion error exists between TEL and TEL adopter unit.

TEL

TEL adapter unit power supply circuit
1. CHECK INDICATOR OPERATION
1. Turn ignition switch ACC.
2. Check the indicator is blinking.
OK or NG
OK >> GO TO 2
NG >> Check indicator circuit and MIC. circuit.
2. CHECK AUDIO STEERING WHEEL SWITCH OPERATION
1. Press the switch.
2. Check the indicator is blinking.
OK or NG
OK >> INSPECTION END
NG >> Check audio steering wheel switch circuit.
Audio Steering Wheel Switch Does Not OperateNKS003M1
1. CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect A/C and AV switch and TEL adapter unit connectors.
3. Check continuity between A/C and AV switch harness connector (A) M64 terminals 12, 13, 14 and teladapter unit harness con-
nector (B) M102 terminals 17, 18, 19.
4. Check continuity between A/C and AV switch and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
12 – 17 : Continuity should exist.
13 – 18 : Continuity should exist.
14 – 19 : Continuity should exist.
12, 13, 14 – ground : Continuity should not exist.
PKIC9369E