turn signal INFINITI M35 2007 Factory Service Manual

LT-224
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2007 April2007 M35/M45
Turn Signal Lamp Does Not OperateNKS003RU
1. CHECK BULB
Check bulb standard of each turn signal lamp is correct.
OK or NG
OK >> GO TO 2.
NG >> Replace turn signal lamp bulb.
2. CHECK COMBINATION SWITCH INPUT SIGNAL
With CONSULT-II
1. Select “BCM” on CONSULT-II. Select “FLASHER” on “SELECT
TEST ITEM” screen.
2. Select “DATA MONITOR” on “SELECT DIAG MODE” screen.
Make sure “TURN SIGNAL R” and “TURN SIGNAL L” turns ON-
OFF linked with operation of lighting switch.
Without CONSULT-II
Refer to LT- 2 3 9 , "
Combination Switch Inspection" .
OK or NG
OK >> GO TO 3.
NG >> Check combination switch (lighting switch). Refer to LT- 2 3 9 , "
Combination Switch Inspection" .
3. ACTIVE TEST
With CONSULT-II
1. Select “BCM” on CONSULT-II. Select “FLASHER” on “SELECT
TEST ITEM” screen.
2. Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
Select “FLASHER” on “SELECT TEST ITEM” screen.
3. Make sure operation of turn signal lamps.
Without CONSULT-II
GO TO 4.
OK or NG
OK >> Replace BCM. Refer to BCS-15, "Removal and Installa-
tion of BCM" .
NG >> GO TO 4.When lighting switch is
TURN RH position: TURN SIGNAL R ON
When lighting switch is
TURN LH position: TURN SIGNAL L ON
PKIA7600E
Turn signal lamp should operate.
SKIA6190E

TURN SIGNAL AND HAZARD WARNING LAMPS
LT-225
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Revision: 2007 April2007 M35/M45
4. CHECK TURN SIGNAL LAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector, front combination lamp RH and LH connector, side turn signal lamp RH and
LH connector, rear combination lamp RH and LH connector.
3. Check continuity between BCM harness connector (A) and front
combination lamp (RH and LH) harness connector (B).
4. Check continuity between BCM harness connector (A) and side
turn signal lamp (RH and LH) harness connector (B).
5. Check continuity between BCM harness connector (A) and rear
combination lamp (RH and LH) harness connector (B).
OK or NG
OK >> GO TO 5.
NG >> Repair harness or connector.
5. CHECK SIGNAL LAMP CIRCUIT (SHORT CIRCUIT)
Check continuity between BCM harness connector and ground.
OK or NG
OK >> Replace BCM. Replace BCM if turn signal lamp does
not work after setting the connector again. Refer to
BCS-15, "
Removal and Installation of BCM" .
NG >> Repair harness or connector.
CircuitAB
Continuity
Connector Terminal Connector Terminal
LH
M245 E55 10
Ye s
RH 46 E49 10
SKIB4807E
CircuitAB
Continuity
Connector Terminal Connector Terminal
LH
M245 E68 1
Ye s
RH 46 E28 1
PKID0504E
CircuitAB
Continuity
Connector Terminal Connector Terminal
LH
M245 B135 3
Ye s
RH 46 B130 3
SKIB4809E
BCM connector Terminal
GroundContinuity
M245
No
46
PKIA6289E

LT-226
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2007 April2007 M35/M45
Hazard Warning Lamp Does Not Operate But Turn Signal Lamp OperateNKS003RV
1. CHECK CIRCUIT BETWEEN HAZARD SWITCH AND BCM
With CONSULT-II
1. Select “BCM” on CONSULT-II. Select “FLASHER” on “SELECT
TEST ITEM” screen.
2. Select “DATA MONITOR” on “SELECT DIAG MODE” screen.
Make sure “HAZARD SW” turns ON-OFF linked with operation
of multifunction switch (hazard switch).
Without CONSULT-II
Check voltage between BCM harness connector and ground.
OK or NG
OK >> Replace BCM. Refer to BCS-15, "Removal and Installa-
tion of BCM" .
NG >> GO TO 2.
2. CHECK HAZARD SWITCH BCM CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and multifunction switch connector.
3. Check continuity between BCM harness connector (A) and mul-
tifunction switch harness connector (B).
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.When hazard switch is ON position : HAZARD SW ON
PKIA7601E
Terminal
ConditionVoltage
(Approx.) (+)
(-)
Connector Terminal
M1 29 GroundHazard switch is ON. 0 V
Hazard switch is OFF. Battery Voltage
PKIB6809E
AB
Continuity
Connector Terminal Connector Terminal
M1 29 M69 6 Yes
SKIB4812E

TURN SIGNAL AND HAZARD WARNING LAMPS
LT-227
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Revision: 2007 April2007 M35/M45
3. CHECK HAZARD SWITCH GROUND CIRCUIT
Check continuity between multifunction switch harness connector
and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
4. CHECK HAZARD SWITCH
Check continuity multifunction switch (hazard switch).
OK or NG
OK >> Replace BCM. Replace BCM if turn signal lamp does
not work after setting the connector again. Refer to
BCS-15, "
Removal and Installation of BCM" .
NG >> Replace multifunction switch. Refer to AV- 2 8 4 , "
Multifunction Switch" .
Turn Signal Indicator Lamp Does Not OperateNKS003RW
1. CHECK UNIFIED METER AND A/C AMP.
1. Select “METER A/C AMP” on CONSULT-II, and perform self-
diagnosis for “METER A/C AMP”.
2. Check if malfunction is indicated.
Is malfunction indicated?
YES >> Repair or replace malfunctioning parts.
NO >> GO TO 2.
Multifunction
switch connectorTerminal
GroundContinuity
M69 14 Yes
SKIB4813E
Multifunction switch
(Hazard switch)
Condition Continuity
Te r m i n a l
614Hazard switch is ON. Yes
Hazard switch is OFF. No
SKIB4814E
PKIA6866E

LT-228
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2007 April2007 M35/M45
2. CHECK CIRCUIT BETWEEN COMBINATION SWITCH AND BCM
1. Select “METER A/C AMP” on CONSULT-II.
2. Select “DATA MONITOR” on “SELECT DIAG MODE” screen.
Make sure that “TURN IND” turns ON-OFF according to turn sig-
nal switch operation.
OK or NG
OK >> Replace combination meter. Refer to DI-27, "Removal
and Installation of Combination Meter" .
NG >> Replace unified meter and A/C amp. Refer to DI-38,
"Removal and Installation of Unified Meter and A/C
Amp." . When turn signal switch is in
the RH or LH position: TURN IND ON
PKID0104E

TURN SIGNAL AND HAZARD WARNING LAMPS
LT-229
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Revision: 2007 April2007 M35/M45
Bulb Replacement/Removal and Installation of Side Turn Signal LampNKS003RX
: Vehicle front
REMOVAL
1. While pressing the side turn signal lamp (1) to direction A (Vehi-
cle front), pull direction B of it and remove.
2. Disconnect side turn signal lamp connector.
CAUTION:

Support side turn signal lamp harness with tape so that it
won't fall into the front fender.

Fix the pawl side of side turn signal lamp housing back at
first. Then install side turn signal lamp while pushing
resin clip side.
3. Turn bulb socket (1) counterclockwise and unlock it.
4. Remove bulb (2).
INSTALLATION
Installation is the reverse order of removal.
Bulb Replacement (Front Turn Signal Lamp)NKS003RY
Refer to LT- 3 8 , "Bulb Replacement" in “HEADLAMP -CONVENTIONAL TYPE-”.
Refer to LT- 7 3 , "
Bulb Replacement" in “HEADLAMP -XENON TYPE-”.
Bulb Replacement (Rear Turn Signal Lamp)NKS003RZ
Refer to LT- 2 6 5 , "Bulb Replacement" .
Removal and Installation of Front Turn Signal LampNKS003S0
Refer to LT- 4 0 , "Removal and Installation" in “HEADLAMP -CONVENTIONAL TYPE-”.
Refer to LT- 7 5 , "
Removal and Installation" in “HEADLAMP -XENON TYPE-”
Removal and Installation of Rear Turn Signal Lamp NKS003S1
Refer to LT- 2 6 5 , "Removal and Installation" .
SKIB4184E
Side turn signal lamp : 12V - 5W
SKIB4185E

LT-230
LIGHTING AND TURN SIGNAL SWITCH
Revision: 2007 April2007 M35/M45
LIGHTING AND TURN SIGNAL SWITCHPFP:25540
Removal and InstallationNKS003S2
REMOVAL
1. Remove steering column lower cover. Refer to IP-10, "INSTRUMENT PANEL ASSEMBLY" .
2. While pressing pawls (A) in direction as shown in the figure, pull
lighting and turn signal switch (1) toward driver door and discon-
nect from the base.
INSTALLATION
Installation is the reverse order of removal.
Switch Circuit InspectionNKS003S3
Refer to LT- 2 3 9 , "Combination Switch Inspection" .
SKIB4186E

COMBINATION SWITCH
LT-233
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Revision: 2007 April2007 M35/M45
Combination Switch Reading FunctionNKS003S6
For details, refer to BCS-3, "COMBINATION SWITCH READING FUNCTION" .
Terminals and Reference Values for BCMNKS003S7
CAUTION:

Check combination switch system terminal waveform under the loaded condition with lighting
switch, turn signal switch 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- 2 3 8 , "
DATA MONITOR" .
Terminal
No.Wire
colorSignal nameMeasuring condition
Reference value
Ignition
switchOperation or condition
2L/RCombination
switch input 5ONLighting, turn, wiper
switch
(Wiper dial position 4)
Any of several con-
ditions below

Lighting switch 1ST

Turn signal switch to
right

Lighting switch HI
beam (Operates only
HI beam switch)Approx. 1.0 V
Lighting switch 2ND
Approx. 2.0 V
OFF Approx. 0 V
3O/LCombination
switch input 4ONLighting, turn, wiper
switch
(Wiper dial position 4)Front fog lamp switch
ON
Approx. 0.8 V
Any of several con-
ditions below

Lighting switch 2ND

Lighting switch
PASSING (Operates
only PASSING switch)

Turn signal switch to
leftApprox. 1.0 V
OFF Approx. 0 V
PKIB4957J
PKIB4953J
PKIB4955J
PKIB4957J

LT-234
COMBINATION SWITCH
Revision: 2007 April2007 M35/M45
4R/GCombination
switch input 3ONLighting, turn, wiper
switch
(Wiper dial position 4)
Any of several con-
ditions below

Lighting switch AUTO

Front wiper switch
MIST

Front wiper switch INT

Front wiper switch LO
Approx. 1.0 V
OFF Approx. 0 V
5YCombination
switch input 2ONLighting, turn, wiper
switch
Any of several con-
ditions below

Front washer switch
(Wiper dial position 4)

Wiper dial position 1

Wiper dial position 5

Wiper dial position 6
Approx. 1.0 V
OFF
(Wiper dial position 4)Approx. 0 V
6LG/BCombination
switch input 1ONLighting, turn, wiper
switch
Any of several con-
ditions below

Front wiper switch HI
(Wiper dial position 4)

Wiper dial position 3
Approx. 1.0 V
Any of several con-
ditions below

Wiper dial position 1

Wiper dial position 2
Approx. 1.7 V
Any of several con-
ditions below

Wiper dial position 6

Wiper dial position 7
Approx. 0.8 V
OFF
(Wiper dial position 4)Approx. 0 V Te r m i n a l
No.Wire
colorSignal nameMeasuring condition
Reference value
Ignition
switchOperation or condition
PKIB4957J
PKIB4957J
PKIB4959J
PKIB4952J
PKIB4955J

COMBINATION SWITCH
LT-235
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Revision: 2007 April2007 M35/M45
32 LGCombination
switch output 5ONLighting, turn, wiper
switch
Any of several con-
ditions below

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

Wiper dial position 1

Wiper dial position 2

Wiper dial position 6

Wiper dial position 7Approx. 1.0 V
OFF
(Wiper dial position 4)
Approx. 7.0 - 7.5 V
33 GRCombination
switch output 4ONLighting, turn, wiper
switch
Any of several con-
ditions below

Lighting switch AUTO
(Wiper dial position 4)

Lighting switch 1ST
(The same result with
lighting switch 2ND)
(Wiper dial position 4)

Wiper dial position 1

Wiper dial position 5

Wiper dial position 6Approx. 1.2 V
OFF
(Wiper dial position 4)
Approx. 7.0 - 7.5 V Terminal
No.Wire
colorSignal nameMeasuring condition
Reference value
Ignition
switchOperation or condition
PKIB4956J
PKIB4960J
PKIB4958J
PKIB4960J