2008 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2008  Factory Service Manual EC-118
< COMPONENT DIAGNOSIS >[VK56DE]
P0112, P0113 IAT SENSOR
P0112, P0113 IAT SENSOR
Component DescriptionINFOID:0000000001351418
The intake air temperature sensor is built-into mass air flow sensor

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INFINITI QX56 2008  Factory Service Manual P0112, P0113 IAT SENSOREC-119
< COMPONENT DIAGNOSIS > [VK56DE]
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Refer to 
EC-86, "Ground Inspection".
OK or NG
OK >> GO TO 2.
NG >> Repair or replace ground connections.

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INFINITI QX56 2008  Factory Service Manual EC-120
< COMPONENT DIAGNOSIS >[VK56DE]
P0112, P0113 IAT SENSOR
5.CHECK INTERMITTENT INCIDENT
Refer to  GI-35, "
How to Check Terminal" and GI-38, "Intermittent Incident".
>> INSPECTION END
Component I

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INFINITI QX56 2008  Factory Service Manual P0116 ECT SENSOREC-121
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P0116 ECT SENSOR
Component DescriptionINFOID:0000000003760274
The engine coolant temperature sensor is used to d

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INFINITI QX56 2008  Factory Service Manual EC-122
< COMPONENT DIAGNOSIS >[VK56DE]
P0116 ECT SENSOR
Soak time changes depending on ambient ai
r temperature. It may take several hours.
6. Start engine and let it idle for 5 minutes.
7. Check 1st

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INFINITI QX56 2008  Factory Service Manual P0116 ECT SENSOREC-123
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<Reference data>
2. If NG, replace engine coolant temperature sensor.
Engine coolant temperature °C ( °F) Resi

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INFINITI QX56 2008  Factory Service Manual EC-124
< COMPONENT DIAGNOSIS >[VK56DE]
P0117, P0118 ECT SENSOR
P0117, P0118 ECT SENSOR
Component DescriptionINFOID:0000000001351425
The engine coolant temperature sensor is used to detect the engine
c

Page 1424 of 4083

INFINITI QX56 2008  Factory Service Manual P0117, P0118 ECT SENSOREC-125
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DTC Confirmation ProcedureINFOID:0000000001351427
NOTE:
If DTC Confirmation Procedure has been previously