2008 INFINITI FX35 Brake

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Page 1708 of 3924

INFINITI FX35 2008  Service Manual 
EC-468
< SERVICE INFORMATION >[VQ35DE]
DTC P1572 ICC BRAKE SWITCH
Diagnosis Procedure
INFOID:0000000001326335
1.CHECK OVERALL FUNCTION-I
 With CONSULT-III
1. Turn ignition switch ON.
2. Select “BRA

Page 1709 of 3924

INFINITI FX35 2008  Service Manual 
DTC P1572 ICC BRAKE SWITCHEC-469
< SERVICE INFORMATION > [VQ35DE]
C
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G H
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M A
EC
NP
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Check voltage between ECM terminal 101 and ground under the fol-
lowing conditions.
OK or NG
OK >> GO

Page 1710 of 3924

INFINITI FX35 2008  Service Manual 
EC-470
< SERVICE INFORMATION >[VQ35DE]
DTC P1572 ICC BRAKE SWITCH
2. Disconnect ICC brake switch harness connector.
3. Turn ignition switch ON.
4. Check voltage between ICC brake switch terminal 1 an

Page 1711 of 3924

INFINITI FX35 2008  Service Manual 
DTC P1572 ICC BRAKE SWITCHEC-471
< SERVICE INFORMATION > [VQ35DE]
C
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OK or NG
OK >> GO TO 11.
NG >> GO TO 10.
10.DETECT MALFUNCTIONING PART
Check the following.
 Harness

Page 1712 of 3924

INFINITI FX35 2008  Service Manual 
EC-472
< SERVICE INFORMATION >[VQ35DE]
DTC P1572 ICC BRAKE SWITCH
OK or NG
OK >> GO TO 16.
NG >> GO TO 15.
15.DETECT MALFUNCTIONING PART
Check the following.
 Harness connectors E211, M41
 Harness

Page 1713 of 3924

INFINITI FX35 2008  Service Manual 
DTC P1572 ICC BRAKE SWITCHEC-473
< SERVICE INFORMATION > [VQ35DE]
C
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NP
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2. Check continuity between relay terminals 3 and 4, 6 and 7 under
the following conditions.
3. If NG

Page 1714 of 3924

INFINITI FX35 2008  Service Manual 
EC-474
< SERVICE INFORMATION >[VQ35DE]
DTC P1572 ASCD BRAKE SWITCH
DTC P1572 ASCD BRAKE SWITCH
Component DescriptionINFOID:0000000001326337
When the brake pedal is depressed, ASCD brake switch is tur

Page 1715 of 3924

INFINITI FX35 2008  Service Manual 
DTC P1572 ASCD BRAKE SWITCHEC-475
< SERVICE INFORMATION > [VQ35DE]
C
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M A
EC
NP
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TESTING CONDITION:
Steps 4 and 5 may be conducted with the drive wheels li
fted in the shop or by dr