Infiniti FX35 / FX45. Manual - part 791
AUTO LIGHT SYSTEM
LT-59
< SERVICE INFORMATION >
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Optical sensor System Inspection
INFOID:0000000001381750
1.
CHECK OPTICAL SENSOR INPUT SIGNAL
CONSULT-III DATA MONITOR
1.
Turn ignition switch ON.
2.
Select “OPTICAL SENSOR” of BCM (HEAD LAMP) data monitor item.
3.
Turn the lighting switch AUTO.
4.
With the optical sensor illuminating, check the monitor status.
CAUTION:
Optical sensor must be securely subjected to work lamp light. If optical sensor is insufficiently illumi-
nated, the measured value may not satisfy the standard.
CHECK BCM
1.
Turn ignition switch ON.
2.
Check voltage between BCM harness connector M3 terminal 14
and ground.
CAUTION:
Optical sensor must be securely subjected to work lamp light. If
optical sensor is insufficiently illuminated, the measured value
may not satisfy the standard.
OK or NG
OK
>> INSPECTION END
NG
>> GO TO 2.
2.
CHECK OPTICAL SENSOR POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector and optical sensor connector.
3.
Check continuity (open circuit) between BCM harness connector
M3 terminal 17 and optical sensor harness connector M37 ter-
minal 1.
4.
Check continuity (short circuit) between BCM harness connector
M3 terminal 17 and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness or connector.
3.
CHECK OPTICAL SENSOR SIGNAL CIRCUIT
Illuminated
OPTICAL SENSOR
: 3.1 V or more
Not illuminated
OPTICAL SENSOR
: 0.6 V or less
Illuminated
OPTICAL SENSOR
: 3.1 V or more
Not illuminated
OPTICAL SENSOR
: 0.6 V or less
PKIB6163E
17 – 1
: Continuity should exist.
17 – Ground
: Continuity should not exist.
SKIA5891E