2010 INFINITI QX56 Factory Service Manual

Page 2793 of 4210

INFINITI QX56 2010  Factory Service Manual MWI
POWER SUPPLY AND GROUND CIRCUITMWI-31
< COMPONENT DIAGNOSIS >
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2. Check continuity between IPDM E/R harness connectors and ground.
Does continuity exist?
YES >> Inspect

Page 2794 of 4210

INFINITI QX56 2010  Factory Service Manual MWI-32
< COMPONENT DIAGNOSIS >
FUEL LEVEL SENSOR SIGNAL CIRCUIT
FUEL LEVEL SENSOR SIGNAL CIRCUIT
DescriptionINFOID:0000000005146081
The fuel level sensor unit and fuel pump detects the approximate fue

Page 2795 of 4210

INFINITI QX56 2010  Factory Service Manual MWI
FUEL LEVEL SENSOR SIGNAL CIRCUITMWI-33
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Is the inspection result normal?
YES >> GO TO 3
NO >> Repair harness or connector.
3.CHECK FUEL LEVEL SE

Page 2796 of 4210

INFINITI QX56 2010  Factory Service Manual MWI-34
< COMPONENT DIAGNOSIS >
OIL PRESSURE SWITCH SIGNAL CIRCUIT
OIL PRESSURE SWITCH  SIGNAL CIRCUIT
DescriptionINFOID:0000000005146085
Detects the engine oil pressure and transmits the oil pressure

Page 2797 of 4210

INFINITI QX56 2010  Factory Service Manual MWI
PARKING BRAKE SWITCH SIGNAL CIRCUITMWI-35
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PARKING BRAKE SWITCH SIGNAL CIRCUIT
DescriptionINFOID:0000000005146089
Transmits the parking brake sw

Page 2798 of 4210

INFINITI QX56 2010  Factory Service Manual MWI-36
< COMPONENT DIAGNOSIS >
WASHER LEVEL SWITCH SIGNAL CIRCUIT
WASHER LEVEL SWITCH SIGNAL CIRCUIT
DescriptionINFOID:0000000005146093
Transmits the washer level switch signal to the combination mete

Page 2799 of 4210

INFINITI QX56 2010  Factory Service Manual MWI
CLOCKMWI-37
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CLOCK
Wiring DiagramINFOID:0000000005146097
ALNWA0134GB
Revision: April 20092010 QX56

Page 2800 of 4210

INFINITI QX56 2010  Factory Service Manual MWI-38
< COMPONENT DIAGNOSIS >
CLOCK
ABNIA0401GB
Revision: April 20092010 QX56