INFINITI FX35 2007 Service Manual

TURN SIGNAL AND HAZARD WARNING LAMPS LT-105
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Revision: 2006 July 2007 FX35/FX45
Rear Turn Signal Lamp Does Not OperateNKS002XN
1. CHECK TAIL LAMPS AND STOP LAMPS
Make sure tail lamps and stop lamps is illuminated.
OK or NG
OK >> GO TO 2.
NG >> GO TO 3.
2. CHECK TURN SIGNAL LAMPS CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector M4 terminal 45 and rear combination lamp control unit harness connector
B65 terminal 4.
3. Check continuity between BCM harness connector M4 terminal 46 and rear combination lamp control unit harness connector
B65 terminal 5.
OK or NG
OK >> Replace rear combination lamp control unit.
NG >> Repair harness or connector.
3. CHECK POWER SUPPLY CIRCUIT
1. Disconnect rear combination lamp control unit connector.
2. Check voltage between rear combination lamp control unit har- ness connector B65 terminal 1 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
4. CHECK GROUND CIRCUIT
Check continuity between rear combination lamp control unit har-
ness connector B65 terminal 7 and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair harness or connector. 45 – 4 : Continuity should exist.
46 – 5 : Continuity should exist.
SKIA5909E
1 – Ground : Battery voltage.
SKIA5907E
7 – Ground : Continuity should exist.
SKIA5908E

LT-106
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2006 July 2007 FX35/FX45
5. CHECK REAR COMBINATION LAMPS CIRCUIT
1. Disconnect rear combination lamp RH and LH connectors.
2. Check continuity between rear combination lamp control unit harness connector B65 terminal 11 and rear combination lamp
LH harness connector B57 terminal 3.
3. Check continuity between rear combination lamp control unit harness connector B65 terminal 10 and rear combination lamp
LH harness connector B57 terminal 4.
4. Check continuity between rear combination lamp control unit harness connector B65 terminal 9 and rear combination lamp RH harness connector B219 terminal 3.
5. Check continuity between rear combination lamp control unit harness connector B65 terminal 8 and rear combination lamp RH harness connector B219 terminal 4.
OK or NG
OK >> Replace rear combination lamp control unit or rear combination lamp, and then check if turn signal lamps is illuminated.
NG >> Repair harness or connector.
Hazard Warning Lamp Does Not Operate But Turn Signal Lamp OperateNKS002XO
1. CHECK HAZARD SWITCH INPUT SIGNAL
With CONSULT-II
Select “BCM” on CONSULT-II. With “FLASHER” data monitor to
make sure “HAZARD SW” turns ON-OFF linked with operation of
hazard switch.
Without CONSULT-II
Check voltage between BCM harness connector M3 terminal 29 and
ground.
OK or NG
OK >> Replace BCM. Refer to BCS-14, "Removal and Installa-
tion of BCM" .
NG >> GO TO 2. 11 – 3 : Continuity should exist.
10 – 4 : Continuity should exist.
9 – 3 : Continuity should exist.
8 – 4 : Continuity should exist.
SKIA5910E
When hazard switch is ON position : HAZARD SW ON
PKIA7601E
(+) (-) Condition Voltage
BCM con-
nector Terminal
M3 29 Ground Hazard switch is ON Approx. 0 V
Hazard switch is OFF Battery voltage
SKIA5911E

TURN SIGNAL AND HAZARD WARNING LAMPS LT-107
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Revision: 2006 July 2007 FX35/FX45
2. CHECK HAZARD SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and hazard switch connector.
3. Check continuity BCM harness connector M3 terminal 29 and hazard switch harness connector M51 terminal 2.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK GROUND
Check continuity hazard switch harness connector M51 terminal 1
and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
4. CHECK HAZARD SWITCH
Check continuity hazard switch.
OK or NG
OK >> Replace BCM if turn signal lamps does not work after setting the connector again. Refer to BCS-14, "
Removal
and Installation of BCM" .
NG >> Replace hazard switch. 29 – 2 : Continuity should exist.
SKIA5912E
1 – Ground : Continuity should exist.
SKIA5913E
Te r m i n a l
Condition Continuity
Hazard switch
12 Hazard switch is ON Yes
Hazard switch is OFF No
PKIA5221E

LT-108
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2006 July 2007 FX35/FX45
Bulb Replacement (Front Turn Signal Lamp)NKS002XQ
Refer to LT- 3 4 , "Bulb Replacement" .
Bulb Replacement (Rear Turn Signal Lamp)NKS002XR
Refer to LT- 1 5 1 , "Bulb Replacement" .
Removal and Installation of Front Turn Signal LampNKS002XS
Refer to LT- 3 5 , "Removal and Installation" .
Removal and Installation of Rear Turn Signal Lamp NKS002XT
Refer to LT- 1 5 1 , "Removal and Installation" .
Removal and Installation of Rear Combination Lamp Control UnitNKS002XU
REMOVAL
1. Remove luggage side box (LH). Refer to EI-45, "Removal and
Installation" .
2. Remove nuts (2), and remove rear combination lamp control unit.
INSTALLATION
Installation is the reverse order of removal.
PKIB3631E

LIGHTING AND TURN SIGNAL SWITCH LT-109
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Revision: 2006 July 2007 FX35/FX45
LIGHTING AND TURN SIGNAL SWITCHPFP:25540
Removal and InstallationNKS002XV
REMOVAL
1. Remove steering column cover. Refer to IP-10, "INSTRUMENT
PANEL ASSEMBLY" .
2. While pressing pawls in direction as shown in the figure, pull lighting and turn signal switch toward driver door and disconnect
from the base.
INSTALLATION
Installation is the reverse order of removal.
PKIB3477E

LT-110
HAZARD SWITCH
Revision: 2006 July 2007 FX35/FX45
HAZARD SWITCHPFP:25290
Removal and InstallationNKS002XW
REMOVAL
1. Remove A/T console finisher. Refer to IP-10, "INSTRUMENT
PANEL ASSEMBLY" .
2. Disconnect the hazard switch connector.
3. Remove the drink holder.
4. Press pawl on reverse side and remove hazard switch.
INSTALLATION
Installation is the reverse order of removal.
PKIC9691E

COMBINATION SWITCH LT-111
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Revision: 2006 July 2007 FX35/FX45
COMBINATION SWITCHPFP:25567
Wiring Diagram — COMBSW —NKS002XX
TKWM4309E

LT-112
COMBINATION SWITCH
Revision: 2006 July 2007 FX35/FX45
Combination Switch Reading FunctionNKS003N5
For details, refer to BCS-3, "COMBINATION SWITCH READING FUNCTION" .
Terminals and Reference Values for BCMNKS003N6
CAUTION:

Check combination switch system terminal waveform under the loaded condition with lighting
switch, turn signal and wiper switch OFF not to be fluctuated by overloaded.

Turn wiper dial position to 4 except when checking waveform or voltage of wiper dial position.
Wiper dial position can be confirmed on CONSULT-II. Refer to LT- 11 7 , "
DATA MONITOR" .
Te r -
minal No. Wire
color Signal name Measuring condition
Reference value
Igni-
tion
switch Operation or condition
2 G/Y Combination
switch input 5 ON Lighting, turn,
wiper switch
(Wiper inter-
mittent dial
position 4) OFF Approx. 0 V
Any of the conditions below

Lighting switch 1ST

Lighting switch HIGH BEAM
(Operates only HIGH BEAM
switch)

Turn signal switch to right
Approx. 1.0 V
Lighting switch 2ND Approx. 2.0 V
3L/B Combination
switch input 4 ON Lighting, turn,
wiper switch
(Wiper inter-
mittent dial
position 4) OFF Approx. 0 V
Front fog lamp switch
(Operates only front fog lamp
switch)
Approx. 0.8 V
Any of the conditions below

Lighting switch 2ND

Lighting switch PASSING
(Operates only PASSING switch)

Turn signal switch to left
Approx. 0.8 V
PKIB4959J
PKIB4953J
PKIB4955J
PKIB4959J

COMBINATION SWITCH LT-113
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Revision: 2006 July 2007 FX35/FX45
4PU/W Combination
switch input 3 ON Lighting, turn,
wiper switch
(Wiper inter-
mittent dial
position 4) OFF Approx. 0 V
Any of the conditions below
Lighting switch AUTO

Front wiper switch MIST

Front wiper switch INT

Front wiper switch LO Approx. 1.0 V
5Y/R Combination
switch input 2 ONLighting, turn,
wiper switch OFF Approx. 0 V
Any of the conditions below

Front washer switch
(Wiper intermittent dial position 4)

Rear washer switch
(Wiper intermittent dial position 4)

Wiper intermittent dial position 1

Wiper intermittent dial position 5

Wiper intermittent dial position 6 Approx. 1.0 V
Rear wiper switch ON
(Wiper intermittent dial position 4)
Approx. 0.8 V
Te r -
minal No. Wire
color Signal name Measuring condition
Reference value
Igni-
tion
switch Operation or condition
PKIB4959J
PKIB4959J
PKIB4955J

LT-114
COMBINATION SWITCH
Revision: 2006 July 2007 FX35/FX45
6SB Combination
switch input 1 ON
Lighting, turn,
wiper switch OFF Approx. 0 V
Any of the conditions below

Front wiper switch HI
(Wiper intermittent dial position 4)

Rear wiper switch INT
(Wiper intermittent dial position 4)

Wiper intermittent dial position 3
Approx. 1.0 V
Any of the conditions below

Wiper intermittent dial position 1

Wiper intermittent dial position 2 Approx. 1.7 V
Any of the conditions below

Wiper intermittent dial position 6

Wiper intermittent dial position 7 Approx. 0.8 V
11 L G Ignition switch
(ACC) ACC — Battery voltage
32 GY/R Combination
switch output 5 ONLighting, turn,
wiper switch OFF
(Wiper intermittent dial position 4)
Approx. 7.2 V
Any of the conditions below

Front fog lamp switch
(Operates only front fog lamp
switch)
(Wiper intermittent dial position 4)

Rear wiper switch ON
(Wiper intermittent dial position 4)

Wiper intermittent dial position 1

Wiper intermittent dial position 2

Wiper intermittent dial position 6

Wiper intermittent dial position 7 Approx. 1.0 V
Te r -
minal No. Wire
color Signal name Measuring condition
Reference value
Igni-
tion
switch Operation or condition
PKIB4959J
PKIB4952J
PKIB4955J
PKIB4960J
PKIB4956J