2004 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2004  Factory Service Manual EC-610Revision: August 2007
REFRIGERANT PRESSURE SENSOR
2004 QX56
2. CHECK REFRIGERANT PRESSURE SENSOR POWER SUPPLY CIRCUIT
1. Turn A/C switch and blower switch OFF.
2. Stop engine.
3. Disconnect refr

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INFINITI QX56 2004  Factory Service Manual REFRIGERANT PRESSURE SENSOR
EC-611
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Revision: August 20072004 QX56
6. CHECK REFRIGERANT PRESSURE SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check harness continuity bet

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INFINITI QX56 2004  Factory Service Manual EC-612Revision: August 2007
ELECTRICAL LOAD SIGNAL
2004 QX56
ELECTRICAL LOAD SIGNALPFP:25350
DescriptionUBS00HDL
The electrical load signal (Headlamp switch signal, rear window defogger switch signal,

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INFINITI QX56 2004  Factory Service Manual ICC BRAKE SWITCH
EC-613
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Revision: August 20072004 QX56
ICC BRAKE SWITCHPFP:25320
Component DescriptionUBS00HZA
When the brake pedal is depressed, ICC brake switch is turned O

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INFINITI QX56 2004  Factory Service Manual EC-614Revision: August 2007
ICC BRAKE SWITCH
2004 QX56
Wiring DiagramUBS00HZC
BBWA1786E

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INFINITI QX56 2004  Factory Service Manual ICC BRAKE SWITCH
EC-615
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Revision: August 20072004 QX56
Specification data are reference values and are measured between each terminal and ground.
CAUTION:
Do not use ECM grou

Page 1807 of 3371

INFINITI QX56 2004  Factory Service Manual EC-616Revision: August 2007
ICC BRAKE SWITCH
2004 QX56
2. CHECK OVERALL FUNCTION-II
 With CONSULT-II
Check “BRAKE SW2” indication in “DATA MONITOR” mode. 
 Without CONSULT-II
Check voltage bet

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INFINITI QX56 2004  Factory Service Manual ICC BRAKE SWITCH
EC-617
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Revision: August 20072004 QX56
4. CHECK ICC BRAKE HOLD RELAY POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ICC brake hold relay.
3.