Infiniti FX35, FX50 (S51). Manual - part 227

 

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Infiniti FX35, FX50 (S51). Manual - part 227

 

 

PRECAUTIONS

BR-5

< PRECAUTION >

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5.

When the repair work is completed, re-connect both battery cables. With the brake pedal released, turn
the push-button ignition switch from ACC position to ON position, then to LOCK position. (The steering
wheel will lock when the push-button ignition switch is turned to LOCK position.)

6.

Perform self-diagnosis check of all control units using CONSULT-III.

Precaution for Procedure without Cowl Top Cover

INFOID:0000000005234160

When performing the procedure after removing cowl top cover, cover
the lower end of windshield with urethane, etc.

Precaution for Brake System

INFOID:0000000005234161

WARNING:

Clean any dust from the front brake and rear brake with a vacuum dust collector. Never blow with com-
pressed air.

CAUTION:

• Brake fluid use refer to 

MA-12, "Fluids and Lubricants"

.

• Never reuse drained brake fluid.
• Never spill or splash brake fluid on painted surfaces. Brake fluid may seriously damage paint. Wipe it

off immediately and wash with water if it gets on a painted surface.

• After pressing the brake pedal more deeply or harder than normal driving, such as air bleeding,

check each item of brake pedal. Adjust brake pedal if it is outside the standard value. 

• Always clean with new brake fluid when cleaning the master cylinder, brake caliper and other com-

ponents.

• Never use mineral oils such as gasoline or light oil to clean. They may damage rubber parts and

cause improper operation.

• Always loosen the brake tube flare nut with a flare nut wrench.
• Tighten the brake tube flare nut to the specified torque with a

crowfoot (A) and torque wrench (B).

• Always confirm the specified tightening torque when install-

ing the brake pipes.

• Turn the ignition switch OFF and disconnect the ABS actuator

and electric unit (control unit) connector or the battery nega-
tive terminal before performing the work.

• Check that no brake fluid leakage is present after replacing

the parts.

• Burnish the brake contact surfaces after refinishing or replac-

ing rotors, after replacing pads, or if a soft pedal occurs at
very low mileage.

- Front brake pad: refer to 

BR-14, "BRAKE PAD : Inspection and Adjustment"

.

- Front disc rotor: refer to 

BR-14, "DISC ROTOR : Inspection and Adjustment"

.

- Rear brake pad: refer to 

BR-16, "BRAKE PAD : Inspection and Adjustment"

.

- Rear disc rotor: refer to 

BR-16, "DISC ROTOR : Inspection and Adjustment"

.

PIIB3706J

JPFIA0001ZZ

BR-6

< PREPARATION >

PREPARATION

PREPARATION

PREPARATION

Commercial Service Tool

INFOID:0000000005234162

Tool name

Description

Power tool

Loosening bolts and nuts

PBIC0190E

BRAKE PEDAL

BR-7

< PERIODIC MAINTENANCE >

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PERIODIC MAINTENANCE

BRAKE PEDAL

Inspection and Adjustment

INFOID:0000000005234163

INSPECTION

Brake Pedal Height

Check the brake pedal height (H

1

) between the dash lower panel (1)

and the brake pedal upper surface.

CAUTION:

Remove the floor trim.

Stop Lamp Switch and ASCD Brake Switch

Check the clearance (C) between stopper rubber (1) and stop lamp
switch and ASCD brake switch (2) threaded end.

CAUTION:

The stop lamp must be turned off when the brake pedal is
released.
NOTE:
Pull the brake pedal pad to make the clearance between stopper
rubber and stop lamp switch and ASCD brake switch threaded end.

Brake Pedal Play

Press the brake pedal. Check the brake pedal play (A).

Depressed Brake Pedal Height

Check the brake pedal height (H

2

) between the dash lower panel (1)

and the brake pedal upper surface when depressing the brake pedal
at 490 N (50 kg, 110 lb) while turning engine ON.

CAUTION:

Remove the floor trim.

Standard

H

1

: Refer to 

BR-65, "Brake Pedal"

.

JPFIA0065ZZ

Standard

C

: Refer to 

BR-65, "Brake Pedal"

.

JPFIA0122ZZ

Standard

A

: Refer to 

BR-65, "Brake Pedal"

.

JPFIA0121ZZ

Standard

H

2

: Refer to 

BR-65, "Brake Pedal"

.

JPFIA0068ZZ

BR-8

< PERIODIC MAINTENANCE >

BRAKE PEDAL

ADJUSTMENT

Brake Pedal Height

1.

Remove instrument lower panel LH. Refer to 

IP-11, "Exploded View"

.

2.

Disconnect the stop lamp switch and ASCD brake switch harness connector.

3.

Turn the stop lamp switch and ASCD brake switch 45

°

 counterclockwise.

4.

Loosen the input rod lock nut (1). Adjust the brake pedal height
(H

1

) to the specification. Tighten the input rod lock nut to the

specification. Refer to 

BR-33, "Exploded View"

.

CAUTION:

The threaded end of the input rod (2) must project to the
inner side (L) of the clevis (3).

Stop Lamp Switch and ASCD Brake Switch

1.

Remove instrument lower panel LH. Refer to 

IP-11, "Exploded View"

.

2.

Disconnect the stop lamp switch and ASCD brake switch harness connector.

3.

Turn the stop lamp switch and ASCD brake switch 45

°

 counterclockwise.

4.

Press-fit stop lamp switch and ASCD brake switch (2) until stop
lamp switch and ASCD brake switch hits the stopper rubber (1)
45

°

 clockwise.

CAUTION:

• The clearance (C) between the stopper rubber and stop

lamp switch and ASCD brake switch threaded end must
be the specified value. Refer to 

BR-65, "Brake Pedal"

• The stop lamp must be turned off when the brake pedal is

released.

Brake Pedal Play

1.

Remove instrument lower panel LH. Refer to 

IP-11, "Exploded View"

.

2.

Disconnect the stop lamp switch and ASCD brake switch harness connector.

3.

Turn the stop lamp switch and ASCD brake switch 45

°

 counterclockwise.

JPFIA0003ZZ

Standard

H

1

: Refer to 

BR-65, "Brake Pedal"

.

JPFIA0279ZZ

JPFIA0122ZZ

 

 

 

 

 

 

 

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