2008 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2008  Factory Service Manual CCS
DIAGNOSIS SYSTEM (ICC SENSOR INTEGRATED UNIT)
CCS-17
< FUNCTION DIAGNOSIS >
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DIAGNOSIS SYSTEM (ICC  SENSOR INTEGRATED UNIT)
Diagnosis DescriptionINFOID:000000000173181

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INFINITI QX56 2008  Factory Service Manual CCS-18
< FUNCTION DIAGNOSIS >
DIAGNOSIS SYSTEM (ICC SENSOR INTEGRATED UNIT)
ERASING ON BOARD SELF-DIAGNOSIS
1. Stop the vehicle and turn ignition switch OFF.
2. Start engine and start on board self-di

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INFINITI QX56 2008  Factory Service Manual CCS
DIAGNOSIS SYSTEM (ICC SENSOR INTEGRATED UNIT)
CCS-19
< FUNCTION DIAGNOSIS >
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N P A
• Last five cancel (system cancel) causes are displayed.
• “CAUSE OF AUTO-CANCEL”

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INFINITI QX56 2008  Factory Service Manual CCS-20
< FUNCTION DIAGNOSIS >
DIAGNOSIS SYSTEM (ICC SENSOR INTEGRATED UNIT)
BRAKE SW
[On/Off] ××
Indicates [On/Off] status as judged from ICC brake switch signal (ECM trans-
mits ICC brake switch si

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INFINITI QX56 2008  Factory Service Manual CCS
DIAGNOSIS SYSTEM (ICC SENSOR INTEGRATED UNIT)
CCS-21
< FUNCTION DIAGNOSIS >
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ACTIVE TEST
NOTE:
• Never perform the active test while driving.
• “Active Test” c

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INFINITI QX56 2008  Factory Service Manual CCS-22
< COMPONENT DIAGNOSIS >
DTC 11 CONTROL UNIT
COMPONENT DIAGNOSIS
DTC 11 CONTROL UNIT
DTC 11 CONTROL UNITINFOID:0000000001744702
1.DIAGNOSTIC CHECK
Perform self diagnosis of the ICC system.
Are a

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INFINITI QX56 2008  Factory Service Manual CCS
DTC 12 VDC CONTROL UNITCCS-23
< COMPONENT DIAGNOSIS >
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DTC 12 VDC CONTROL UNIT
DTC 12 VDC CONTROL UNITINFOID:0000000001744703
1.DIAGNOSIS CHECK
Perform self-diagnosis o

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INFINITI QX56 2008  Factory Service Manual CCS-24
< COMPONENT DIAGNOSIS >
DTC 20 CAN COMM CIRCUIT
DTC 20 CAN COMM CIRCUIT
DTC 20 CAN COMM CIRCUITINFOID:0000000001744704
1.CHECK CAN COMMUNICATION
1. Perform self-diagnosis.
>> GO TO “CAN syste