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LT-214
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2006 January2006 M35/M45
SchematicNKS003RO
TKWT3380E
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TURN SIGNAL AND HAZARD WARNING LAMPS
LT-215
C
D
E
F
G
H
I
J
L
MA
B
LT
Revision: 2006 January2006 M35/M45
Wiring Diagram — TURN —NKS003RP
TKWT3381E
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LT-216
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2006 January2006 M35/M45
TKWT3382E
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TURN SIGNAL AND HAZARD WARNING LAMPS
LT-217
C
D
E
F
G
H
I
J
L
MA
B
LT
Revision: 2006 January2006 M35/M45
TKWT3383E
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LT-218
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2006 January2006 M35/M45
TKWT3384E
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TURN SIGNAL AND HAZARD WARNING LAMPS
LT-219
C
D
E
F
G
H
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L
MA
B
LT
Revision: 2006 January2006 M35/M45
Terminals and Reference Values for BCMNKS003RQ
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-224, "
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)Turn signal switch to
right
Approx. 1.0V
OFF Approx. 0V
3O/LCombination
switch input 4ONLighting, turn, wiper
switch
(Wiper dial position 4)Turn signal switch to left
Approx. 1.0V
OFF Approx. 0V
29 V/RHazard switch
signalOFF Hazard switchON Approx. 0V
OFF Battery voltage
36 VCombination
switch output 1ONLighting, turn, wiper
switch
(Wiper dial position 4)
Any of several con-
ditions below
Turn signal switch to
right
Turn signal switch to
left
Approx. 1.2V
OFF
Approx. 7.0 - 7.5V
38 WIgnition switch
(ON) ON — Battery voltage
39 L CAN
H — — —
40 P CAN
L — — —
42 PBattery power
supplyOFF — Battery voltage
PKIB4957J
PKIB4957J
PKIB4958J
PKIB4960J
Page 4647 of 5621
LT-220
TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2006 January2006 M35/M45
How to Perform Trouble DiagnosesNKS003RR
1. Confirm the symptom or customer complaint.
2. Understand operation description and function description. Refer to LT- 2 11 , "
System Description" .
3. Perform the Preliminary Check. Refer to LT-221, "
Preliminary Check" .
4. Check symptom and repair or replace the cause of malfunction.
5. Do turn signal and hazard warning lamps operate normally? If YES, GO TO 6. If NO, GO TO 4.
6. INSPECTION END
45 GFlasher output
(Left)ON Turn signal switchTo l e f t
OFF Approx. 0V
46 LFlasher output
(Right)ON Turn signal switchTo right
OFF Approx. 0V
52 B Ground ON — Approx. 0V
55 WBattery power
supplyOFF — Battery voltage Te r m i n a l
No.Wire
colorSignal nameMeasuring condition
Reference value
Ignition
switchOperation or condition
SKIA3009J
SKIA3009J
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TURN SIGNAL AND HAZARD WARNING LAMPS
LT-221
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F
G
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B
LT
Revision: 2006 January2006 M35/M45
Preliminary CheckNKS003RS
CHECK POWER SUPPLY AND GROUND CIRCUIT
1. CHECK FUSE
Check for blown fuses.
Refer to LT-215, "Wiring Diagram — TURN —" .
OK or NG
OK >> GO TO 2.
NG >> If fuse or fusible link is blown, be sure to eliminate cause of malfunction before installing new fuse
or fusible link. Refer to PG-3, "
POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check voltage between BCM harness connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Check harness for open or short between BCM and
fuse.
Unit Power source Fuse and fusible link No.
BCMBatteryF
21
Ignition switch ON or START position 1
Combination meterBattery 21
Ignition switch ON or START position 14
Unified meter and A/C amp.Battery 19
Ignition switch ON or START position 12
Terminal Ignition switch position
(+)
(-) OFF ACC ON
BCM
connectorTerminal
A38
GroundApprox. 0V Approx. 0VBattery
voltage
B42Battery
voltageBattery
voltageBattery
voltage
55Battery
voltageBattery
voltageBattery
voltage
SKIB5059E