Infiniti FX35 / FX45. Manual - part 253

 

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Infiniti FX35 / FX45. Manual - part 253

 

 

REAR DISC BRAKE

BR-29

< SERVICE INFORMATION >

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4.

If runout is still outside the limit after performing the above operation, replace or lathe the disc rotor.
[When lathing, use the Pro-Cut PFM On-Car Brake Lathe (Tool No, 38-PFM90.5) or equivalent.]

Thickness Inspection

Using a micrometer, check thickness of disc rotor. If thickness is out-
side the specification, replace disc rotor.

Brake Burnishing Procedure

INFOID:0000000001327638

Burnish the brake pad or lining contact surfaces of rotor according to following procedure after refinishing or
replacing drums or rotors, after replacing pads or linings, or if a soft pedal occurs at very low mileage.

CAUTION:

• Be careful of vehicle speed because brake does not operate easily until pad and disc rotor are

securely fitted.

• Only perform this procedure under safe road and traffic conditions. Use extreme caution.

1.

Drive vehicle on straight, flat road.

2.

Depress brake pedal with the power to stop vehicle within 3 to 5 seconds until the vehicle stops.

3.

Drive without depressing brake for a few minutes to cool brake.

4.

Repeat steps 1 to 3 until pad and disc rotor are securely fitted.

Standard thickness

: 16.0 mm (0.630 in)

Wear limit

: 14.0 mm (0.551 in)

Maximum uneven wear 
(measured at 8 positions)

: 0.015 mm (0.0006 in) or 
less 

SBR020B

BR-30

< SERVICE INFORMATION >

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

General Specification

INFOID:0000000001327639

Unit: mm (in)

Brake Pedal

INFOID:0000000001327640

Brake Booster

INFOID:0000000001327641

Vacuum type

Check Valve

INFOID:0000000001327642

Front Disc Brake

INFOID:0000000001327643

Rear Disc Brake

INFOID:0000000001327644

Front brake

Rotor outer diameter 

×

 thickness

320 

×

 34 (12.598 

×

 1.339)

Pad length 

×

 width 

×

 thickness

130.0 

×

 50.0 

×

 11.0 (5.118 

×

 1.969 

×

 0.433)

Cylinder bore diameter

45.0 (1.772) 

×

 2

Rear brake 

Rotor outer diameter 

×

 thickness

308 

×

 16 (12.13 

×

 0.63) 

Pad length 

×

 width 

×

 thickness

83.0 

×

 33.0 

×

 8.5 (3.268 

×

 1.299 

×

 0.335)

Cylinder bore diameter

42.86 (1.6874)

Master cylinder

Cylinder bore diameter

25.4 (1.00)

Control valve

Valve model

Electric brake force distribution

Brake booster

Diaphragm diameter

Primary

228.5 (9.0)

Secondary

203.0 (8.0)

Recommended brake fluid

DOT 3

Brake pedal height (from dash lower panel top surface)

161.5 

 171.5 mm (6.358 

 6.752 in)

Depressed pedal height
 [under a force of 490 N (50 kg, 110 lb) with engine running]

More than 95 mm (3.74 in) 

Clearance between stopper rubber and the threaded end of stop lamp 
switch and ASCD cancel switch (or brake switch)

0.74 

 1.96 mm (0.0291 

 0.0772 in)

Pedal play

 11 mm (0.12 

 0.43 in)

Output rod length

15.6 

 15.9 mm (0.614 

 0.626 in)

Input rod length

126.5 mm (4.98 in)

Vacuum leakage 
[at a vacuum of –66.7 kPa (–500 mmHg, –19.69 inHg)]

Within vacuum of 1.3 kPa (10 mmHg, 0.39 inHg) for 15 

seconds

Brake pad

Standard thickness 

11.0 mm (0.433 in)

Repair limit thickness

2.0 mm (0.079 in)

Disc rotor

Standard thickness 

34.0 mm (1.339 in)

Wear limit

32.0 mm (1.260 in)

Maximum uneven wear (measured at 8 positions)

0.015mm (0.0006 in) or less 

Runout limit (with the disc rotor attached to the vehicle)

0.04 mm (0.0016 in) or less

Brake pad

Standard thickness 

8.5 mm (0.335 in)

Repair limit thickness

2.0 mm (0.079 in)

SERVICE DATA AND SPECIFICATIONS (SDS)

BR-31

< SERVICE INFORMATION >

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Disc rotor

Standard thickness 

16.0 mm (0.630 in)

Wear limit

14.0 mm (0.551 in)

Maximum uneven wear (measured at 8 positions)

0.015 mm (0.0006 in) or less

Runout limit (with the disc rotor attached to the vehicle)

0.05 mm (0.0020 in) or less

BRC-1

BRAKES

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SECTION 

BRC

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CONTENTS

BRAKE CONTROL SYSTEM

VDC/TCS/ABS

SERVICE INFORMATION  ............................

3

DTC INDEX ..........................................................

3

C1101-C1116 ............................................................

3

C1120-C1136 ............................................................

3

C1140-C1170 ............................................................

3

U1000 ........................................................................

4

PRECAUTIONS ...................................................

5

Precaution for Supplemental Restraint System 
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" .................................................................
..

5

Precaution for Brake System  ....................................

5

Precaution for Brake Control .....................................

5

PREPARATION ...................................................

7

Special Service Tool  .................................................

7

Commercial Service Tool  ..........................................

7

ON-VEHICLE SERVICE  ......................................

8

Adjustment of Steering Angle Sensor Neutral Po-
sition ........................................................................
..

8

Calibration of Decel G Sensor (AWD Models)  ..........

8

SYSTEM DESCRIPTION ....................................

10

Schematic ...............................................................

10

Functions .................................................................

10

Fail-Safe Function  ...................................................

11

Hydraulic Circuit Diagram  .......................................

12

CAN Communication ...............................................

12

TROUBLE DIAGNOSIS  .....................................

13

Fail-Safe Function  ...................................................

13

How to Proceed with Diagnosis  ..............................

13

Component Part Location  .......................................

16

Schematic ...............................................................

17

Wiring Diagram - VDC -  ..........................................

18

Control Unit Input/Output Signal Standard  ..............

23

CONSULT-III Functions (ABS) ................................

26

Self-Diagnosis .........................................................

26

Data Monitor  ............................................................

28

Active Test ...............................................................

30

For Fast and Accurate Diagnosis  ............................

31

Basic Inspection  ......................................................

32

TROUBLE DIAGNOSIS FOR SYSTEM ............

34

DTC C1101 RR RH SENSOR-1 ..............................

34

DTC C1102 RR LH SENSOR-1  ..............................

35

DTC C1103 FR RH SENSOR-1  ..............................

35

DTC C1104 FR LH SENSOR-1 ...............................

35

DTC C1105 RR RH SENSOR-2 ..............................

36

DTC C1106 RR LH SENSOR-2  ..............................

36

DTC C1107 FR RH SENSOR-2  ..............................

36

DTC C1108 FR LH SENSOR-2 ...............................

36

DTC C1109 BATTERY VOLTAGE [ABNORMAL] ....

36

DTC C1110 CONTROLLER FAILURE ....................

37

DTC C1111 PUMP MOTOR ....................................

37

DTC C1113 G-SENSOR  .........................................

38

DTC C1115 ABS SENSOR [ABNORMAL SIG-
NAL] .........................................................................

39

DTC C1116 STOP LAMP SW  .................................

39

DTC C1120 FR LH IN ABS SOL .............................

40

DTC C1121 FR LH OUT ABS SOL  .........................

41

DTC C1122 FR RH IN ABS SOL .............................

41

DTC C1123 FR RH OUT ABS SOL .........................

42

DTC C1124 RR LH IN ABS SOL .............................

42

DTC C1125 RR LH OUT ABS SOL .........................

42

DTC C1126 RR RH IN ABS SOL ............................

42

DTC C1127 RR RH OUT ABS SOL  ........................

42

DTC C1130 ENGINE SIGNAL 1 ..............................

42

DTC C1131 ENGINE SIGNAL 2 ..............................

42

DTC C1132 ENGINE SIGNAL 3 ..............................

42

DTC C1133 ENGINE SIGNAL 4 ..............................

42

DTC C1136 ENGINE SIGNAL 6 ..............................

42

DTC C1140 ACTUATOR RLY .................................

43

DTC C1142 PRESS SEN CIRCUIT ........................

43

DTC C1143 ST ANG SEN CIRCUIT  .......................

44

DTC C1144 ST ANG SEN SIGNAL .........................

45

DTC C1145 YAW RATE SENSOR ..........................

46

DTC C1146 SIDE G-SEN CIRCUIT  ........................

46

DTC C1155 BR FLUID LEVEL LOW .......................

46

 

 

 

 

 

 

 

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