2004 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2004  Factory Service Manual LT-50
AUTO LIGHT SYSTEM
Revision: August 20072004 QX56
Wiring Diagram — AUTO/L —EKS007AT
WKWA3112E

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INFINITI QX56 2004  Factory Service Manual AUTO LIGHT SYSTEM
LT-51
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WKWA1199E

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INFINITI QX56 2004  Factory Service Manual LT-52
AUTO LIGHT SYSTEM
Revision: August 20072004 QX56
WKWA1200E

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INFINITI QX56 2004  Factory Service Manual AUTO LIGHT SYSTEM
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Terminals and Reference Values for BCMEKS007AU
Te r m i n a l  
No.Wire 
colorSignal nameMeasuring condition
Reference

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INFINITI QX56 2004  Factory Service Manual LT-54
AUTO LIGHT SYSTEM
Revision: August 20072004 QX56
NOTE:
Optical sensor must be completely subjected to work lamp light. If the optical sensor is insufficiently illumi-
nated, the measured value m

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INFINITI QX56 2004  Factory Service Manual AUTO LIGHT SYSTEM
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*1 USA
*2 Canada
How to Proceed With Trouble DiagnosisEKS007AW
1. Confirm the symptom or customer complaint.
2. Underst

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INFINITI QX56 2004  Factory Service Manual LT-56
AUTO LIGHT SYSTEM
Revision: August 20072004 QX56
2. CHECK POWER SUPPLY CIRCUIT
1. Disconnect BCM connectors.
2. Check voltage between BCM harness connector and ground.
OK or NG
OK >> GO TO 3.
NG

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INFINITI QX56 2004  Factory Service Manual AUTO LIGHT SYSTEM
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CONSULT-II Function (BCM)EKS007AY
CONSULT-II can display each diagnostic item using the diagnostic test modes shown fol