INFINITI QX56 2011 Factory Service Manual

INFINITI QX56 2011 Factory Service Manual QX56 2011 INFINITI INFINITI https://www.carmanualsonline.info/img/42/57033/w960_57033-0.png INFINITI QX56 2011 Factory Service Manual
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INFINITI QX56 2011  Factory Service Manual 
P0500 VSSEC-357
< DTC/CIRCUIT DIAGNOSIS > [VK56VD]
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O4. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Go to 
EC-357, "Diagnosis Procedure".
NO >> INSPECTION END
4.

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INFINITI QX56 2011  Factory Service Manual 
EC-358
< DTC/CIRCUIT DIAGNOSIS >[VK56VD]
P0506 ISC SYSTEM
P0506 ISC SYSTEM
DescriptionINFOID:0000000006217861
The ECM controls the engine idle speed to a specified leve
l through the fine adjustment

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INFINITI QX56 2011  Factory Service Manual 
P0506 ISC SYSTEMEC-359
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NO >> GO TO 2.
2.REPLACE ECM
1. Stop engine.
2. Replace ECM.
3. Perform additional service when replacing ECM

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INFINITI QX56 2011  Factory Service Manual 
EC-360
< DTC/CIRCUIT DIAGNOSIS >[VK56VD]
P0507 ISC SYSTEM
P0507 ISC SYSTEM
DescriptionINFOID:0000000006217864
The ECM controls the engine idle speed to a specified leve
l through the fine adjustment

Page 2385 of 5598

INFINITI QX56 2011  Factory Service Manual 
P0507 ISC SYSTEMEC-361
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2.CHECK INTAKE AIR LEAKAGE
1. Start engine and let it idle.
2. Listen for an intake air leakage after the mas

Page 2386 of 5598

INFINITI QX56 2011  Factory Service Manual 
EC-362
< DTC/CIRCUIT DIAGNOSIS >[VK56VD]
P050E COLD START CONTROL
P050E COLD START CONTROL
DescriptionINFOID:0000000006288336
ECM controls ignition timing and engine idle speed when engine is started

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INFINITI QX56 2011  Factory Service Manual 
P050E COLD START CONTROLEC-363
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Perform 
EC-148, "Work Procedure".
Is Idle Air Volume Learning carried out successfully?
YES >> GO TO

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INFINITI QX56 2011  Factory Service Manual 
EC-364
< DTC/CIRCUIT DIAGNOSIS >[VK56VD]
P0524 ENGINE OIL PRESSURE
P0524 ENGINE OIL PRESSURE
DTC LogicINFOID:0000000006288342
DTC DETECTION LOGIC
NOTE:
If DTC P0524 is displayed with DTC P0075 or P00

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INFINITI QX56 2011  Factory Service Manual 
P0524 ENGINE OIL PRESSUREEC-365
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NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000006288343
1.CHECK OIL PRESSURE WARNING LAMP
1.

Page 2390 of 5598

INFINITI QX56 2011  Factory Service Manual 
EC-366
< DTC/CIRCUIT DIAGNOSIS >[VK56VD]
P0524 ENGINE OIL PRESSURE
Is the inspection result normal?
YES >> GO TO 8.
NO >> Clean lubrication line.
8.CHECK INTERMITTENT INCIDENT
Refer to  GI-40, "
Inte
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