2004 INFINITI QX56 Factory Service Manual

Page 993 of 3371

INFINITI QX56 2004  Factory Service Manual BR-14
BRAKE PIPING AND HOSE
Revision: August 20072004 QX56
Inspection After InstallationEFS003PF
CAUTION:
If a leak is detected at the connections, retighten it or, if necessary, replace the damaged p

Page 994 of 3371

INFINITI QX56 2004  Factory Service Manual BRAKE MASTER CYLINDER
BR-15
C
D
E
G
H
I
J
K
L
MA
B
BR
Revision: August 20072004 QX56
BRAKE MASTER CYLINDERPFP:46010
On-board InspectionEFS003PG
LEAK INSPECTION
Check for leaks at brake master cylinde

Page 995 of 3371

INFINITI QX56 2004  Factory Service Manual BR-16
BRAKE MASTER CYLINDER
Revision: August 20072004 QX56
INSTALLATION
Installation is in the reverse order of removal.
Refill brake fluid and bleed air. Refer to BR-11, "Bleeding Brake System"  .

Page 996 of 3371

INFINITI QX56 2004  Factory Service Manual BRAKE BOOSTER
BR-17
C
D
E
G
H
I
J
K
L
MA
B
BR
Revision: August 20072004 QX56
BRAKE BOOSTERPFP:47200
On-Vehicle ServiceEFS003PJ
OPERATING CHECK
With engine stopped, change the vacuum to the atmospheric

Page 997 of 3371

INFINITI QX56 2004  Factory Service Manual BR-18
BRAKE BOOSTER
Revision: August 20072004 QX56
Removal and InstallationEFS003PK
REMOVAL 
CAUTION:
Be careful not to deform or bend brake piping while removing and installing brake booster.
Repla

Page 998 of 3371

INFINITI QX56 2004  Factory Service Manual BRAKE BOOSTER
BR-19
C
D
E
G
H
I
J
K
L
MA
B
BR
Revision: August 20072004 QX56
INSTALLATION
1. Loosen lock nut to adjust input rod length so that the length B (in
the figure) satisfies the specified val

Page 999 of 3371

INFINITI QX56 2004  Factory Service Manual BR-20
VACUUM LINES
Revision: August 20072004 QX56
VACUUM LINESPFP:41920
Removal and InstallationEFS003PL
1. Disconnect vacuum hose from hose clip.
2. Release clamps and disconnect vacuum hose. 
3. Rem

Page 1000 of 3371

INFINITI QX56 2004  Factory Service Manual FRONT DISC BRAKE
BR-21
C
D
E
G
H
I
J
K
L
MA
B
BR
Revision: August 20072004 QX56
FRONT DISC BRAKEPFP:41000
On-vehicle InspectionEFS003PN
PAD WEAR INSPECTION
Inspect the thickness of pad through cylind