2006 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2006  Factory Service Manual EC-142Revision: November 2009
TROUBLE DIAGNOSIS - SPECIFICATION VALUE
2006 QX56
25. CHECK INTAKE SYSTEM
Check for the cause of uneven air flow through mass air flow sensor. Refer to the following.
Cr

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INFINITI QX56 2006  Factory Service Manual TROUBLE DIAGNOSIS - SPECIFICATION VALUEEC-143
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Revision: November 2009 2006 QX56
30. CHECK “B/FUEL SCHDL”
Select  “B/FUEL SCHDL ” in “DATA MONITOR (SPEC) ” mode, a

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INFINITI QX56 2006  Factory Service Manual EC-144Revision: November 2009
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT
2006 QX56
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENTPFP:00006
DescriptionUBS00L0J
Intermittent incidents may occur. In many c

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INFINITI QX56 2006  Factory Service Manual POWER SUPPLY AND GROUND CIRCUITEC-145
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Revision: November 2009 2006 QX56
POWER SUPPLY AND GROUND CIRCUITPFP:24110
Wiring DiagramUBS00H0F
BBWA2088E

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INFINITI QX56 2006  Factory Service Manual EC-146Revision: November 2009
POWER SUPPLY AND GROUND CIRCUIT
2006 QX56
Specification data are reference values and are measured between each terminal and ground.
CAUTION:
Do not use ECM ground termin

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INFINITI QX56 2006  Factory Service Manual POWER SUPPLY AND GROUND CIRCUITEC-147
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Revision: November 2009 2006 QX56
4. CHECK GROUND CONNECTIONS
1. Turn ignition switch OFF.
2. Loosen and retighten three ground screws o

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INFINITI QX56 2006  Factory Service Manual EC-148Revision: November 2009
POWER SUPPLY AND GROUND CIRCUIT
2006 QX56
8. CHECK ECM POWER SUPPLY CIRCUIT-III
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON and t

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INFINITI QX56 2006  Factory Service Manual POWER SUPPLY AND GROUND CIRCUITEC-149
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Revision: November 2009 2006 QX56
12. CHECK 20A FUSE
1. Disconnect 20A fuse from IPDM E/R.
2. Check 20A fuse.
OK or NG
OK >> GO TO 16.
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