Infiniti Q45. Manual — part 722

CHASSIS AND BODY MAINTENANCE

MA-25

C

D

E

F

G

H

I

J

K

M

A

B

MA

PAD

●

Check for wear or damage.

Unit: mm (in)

Checking Steering Gear and Linkage

NLS0004A

STEERING GEAR

●

Check gear housing and boots for looseness, damage and
grease leakage.

●

Check connection with steering column for looseness.

STEERING LINKAGE

Check ball joint, dust cover and other component parts for looseness, wear, damage and grease leakage.

Checking Power Steering Fluid and Lines

NLS0004B

Check fluid level in reservoir tank with engine off.
Use “HOT” range at fluid temperatures of 50 to 80

°

C (122 to 176

°

F)

or “COLD” range at fluid temperatures of 0 to 30

°

C (32 to 86

°

F).

CAUTION:

●

Do not overfill.

●

Recommended fluid is Genuine NISSAN PSF or equivalent.
Refer to

MA-10, "RECOMMENDED FLUIDS AND LUBRI-

CANTS"

SMA922A

Brake model

CLZ31VA

AD14VD

Standard thickness

10.0 (0.394)

9.8 (0.386)

Minimum thickness (Wear
limit)

2.0 (0.079)

2.0 (0.079)

BRA0010D

SLIA0014E

SST850C

MA-26

CHASSIS AND BODY MAINTENANCE

●

Check lines for improper attachment, leaks, cracks, dam-
age, loose connections, chafing and deterioration.

●

Check rack boots for accumulation of power steering fluid.

Axle and Suspension Parts

NLS0004C

Check front and rear axle and suspension parts for excessive play,
cracks, wear or other damage.

●

Shake each wheel to check for excessive play.

●

Check wheel bearings for smooth operation.

●

Check axle and suspension nuts and bolts for looseness.

●

Check strut (shock absorber) for oil leakage or other damage.

●

Check suspension ball joint for grease leakage and ball joint
dust cover for cracks or other damage.

Lubricating Locks, Hinges and Hood Latches

NLS0004D

SST851C

SMA525A

SFA392B

PIIB1382E

CHASSIS AND BODY MAINTENANCE

MA-27

C

D

E

F

G

H

I

J

K

M

A

B

MA

Checking Seat Belt, Buckles, Retractors, Anchors and Adjusters

NLS00076

CAUTION:

●

After any collision, inspect all seat belt assemblies, including retractors and other attached hard-
wares (I.e. anchor bolt, guide rail set). Nissan recommends to replace all seat belt assemblies in
use during a collision, unless not damaged and properly operating after minor collision.
Also inspect seat belt assemblies not in use during a collision, and replace if damaged or improp-
erly operating.
Seat belt pre-tensioner should be replaced even if the seat belts are not in use during a frontal col-
lision where the driver and passenger air bags are deployed.

●

If any component of seat belt assembly is questionable, do not repair.
Replace as seat belt assembly.

●

If webbing is cut, frayed, or damaged, replace belt assembly.

●

Never oil tongue and buckle.

●

Use a genuine NISSAN seat belt assembly.

For details, refer to

SB-6, "Seat Belt Inspection"

in SB section.

●

Check anchors for loose mounting

●

Check belts for damage

●

Check retractor for smooth operation

●

Check function of buckles and tongues when buckled and released

PIIB8434E

MA-28

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

PFP:00030

Standard and Limit

NLS0004F

BELT DEFLECTION AND TENSION

ENGINE COOLANT CAPACITY

Unit:

(US qt, Imp qt)

RADIATOR

Unit: kPa (kg/cm

2

, psi)

ENGINE OIL CAPACITY

Unit:

(US qt, Imp qt)

SPARK PLUG (PLATINUM-TIPPED TYPE)

WHEEL BALANCE

Unit: g (oz)

Tensions of drive belts

Auto-adjustment by auto tensioner

Engine coolant capacity [With reservoir tank (MAX level)]

Approximately 10.3 (10-7/8, 9-1/8)

Reservoir tank

0.8 (7/8, 3/4)

Cap relief pressure

Standard

78 - 98 (0.8 - 1.0, 11 - 14)

Limit

59 (0.6, 9)

Leakage test pressure

157 (1.6, 23)

With oil filter change

Approximately 5.6 (5-7/8, 4-7/8)

Without oil filter change

Approximately 5.0 (5-1/4, 4-3/8)

Dry engine (engine overhaul)

Approximately 6.7 (7-1/8, 5-7/8)

Make

NGK

Type

Standard

PLFR5A-11

Hot

PLFR4A-11

Cold

PLFR6A-11

Plug gap (Nominal)

1.1 mm (0.043 in)

Maximum allowable unbalance

Dynamic (At rim flange)

5 (0.17) (one side)

Static

10 (0.35)