2009 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2009  Factory Service Manual VACUUM LINESBR-11
< BASIC INSPECTION >
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VACUUM LINES
InspectionINFOID:0000000004042328
VISUAL INSPECTION
Check for improper assembly, damage and de terioration. Replace

Page 442 of 4171

INFINITI QX56 2009  Factory Service Manual BR-12
< BASIC INSPECTION >
BRAKE MASTER CYLINDER
BRAKE MASTER CYLINDER
On Board InspectionINFOID:0000000003772420
LEAK INSPECTION
Check for leaks at master cylinder to brake booster attachment point,

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INFINITI QX56 2009  Factory Service Manual BRAKE TUBE AND HOSEBR-13
< BASIC INSPECTION >
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Hydraulic CircuitINFOID:0000000004042327
CAUTION:
• All hoses and piping (tubes) must be fr ee from

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INFINITI QX56 2009  Factory Service Manual BR-14
< BASIC INSPECTION >
BRAKE TUBE AND HOSE
1. Check brake lines (tubes and hoses) and connections for fluid leaks, damage, twists, deformation, con-
tacts with other parts, and loose connections.

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INFINITI QX56 2009  Factory Service Manual BRAKE PEDALBR-15
< ON-VEHICLE MAINTENANCE >
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ON-VEHICLE MAINTENANCE
BRAKE PEDAL
Inspection and AdjustmentINFOID:0000000004068343
INSPECTION
1. Inspect the brake pedal fr

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INFINITI QX56 2009  Factory Service Manual BR-16
< ON-VEHICLE MAINTENANCE >
BRAKE PEDAL
2. Loosen lock nut (A) on the input rod, then turn input rod to adjustthe brake pedal to the specified height. When finished adjusting,
tighten the lock nu

Page 447 of 4171

INFINITI QX56 2009  Factory Service Manual BRAKE FLUIDBR-17
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BRAKE FLUID
On Board InspectionINFOID:0000000003772425
LEVEL CHECK
• Make sure the fluid level in reservoir tank is betwee

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INFINITI QX56 2009  Factory Service Manual BR-18
< ON-VEHICLE MAINTENANCE >
BRAKE FLUID
3. Fully depress brake pedal 4 to 5 times.
4. With brake pedal depressed, loosen bleed valve to let the air out, and then tighten it immediately.
5. Repeat