Nissan 350Z Workshop Maunual 2005 (9) PDF

BRC-1
BRAKE CONTROL SYSTEM
F BRAKES
CONTENTS
C
D
E
G
H
I
J
K
L
M
SECTION BRC
A
B
BRC
Revision: 2005 August 2005 350Z
BRAKE CONTROL SYSTEM
ABS
PRECAUTIONS .......................................................... 4
Precautions for Supplemental Restraint System
(SRS) ?AIR BAG? and ?SEAT BELT PRE-TEN-
SIONER? .................................................................. 4
Precautions for Battery Service ................................ 4
Precautions for Brake System .................................. 4
Precautions for Brake Control .................................. 4
PREPARATION ........................................................... 6
Special Service Tools ............................................... 6
Commercial Service Tools ........................................ 6
SYSTEM DESCRIPTION ............................................ 7
System Diagram ....................................................... 7
ABS Function ........................................................... 7
EBD Function ........................................................... 7
Fail-Safe Function .................................................... 7
ABS, EBD SYSTEM .............................................. 7
Hydraulic Circuit Diagram ........................................ 8
CAN COMMUNICATION ............................................ 9
System Description .................................................. 9
TROUBLE DIAGNOSIS ............................................ 10
How to Proceed with Diagnosis ............................. 10
BASIC CONCEPT ............................................... 10
DIAGNOSIS FLOWCHART .................................11
ASKING COMPLAINTS ...................................... 12
EXAMPLE OF DIAGNOSIS SHEET ................... 12
Component Parts Location ..................................... 13
Schematic ? ABS ? ............................................. 14
Wiring Diagram ? ABS ? ..................................... 15
Control Unit Input/Output Signal Standard ............. 19
REFERENCE VALUE FROM CONSULT-II ......... 19
CONSULT- II Functions .......................................... 20
CONSULT-II MAIN FUNCTION ........................... 20
CONSULT-II BASIC OPERATION PROCEDURE
... 20
SELF-DIAGNOSIS .............................................. 22
DATA MONITOR ................................................. 24
ACTIVE TEST ..................................................... 26
Correct and Quick Diagnosis ................................. 28
DIAGNOSIS PRECAUTIONS ............................. 28
Basic Inspection .....................................................29
BASIC INSPECTION 1 BRAKE FLUID AMOUNT,
LEAKS, AND BRAKE PADS INSPECTION .........29
BASIC INSPECTION 2 POWER SYSTEM TER-
MINAL LOOSENESS AND BATTERY INSPEC-
TION ....................................................................29
BASIC INSPECTION 3 ABS WARNING LAMP
INSPECTION ......................................................29
Inspection 1 Wheel Sensor System ........................30
INSPECTION PROCEDURE ..............................30
Inspection 2 Engine System ...................................32
Inspection 3 ABS Actuator and Electric Unit (Control
Unit) ........................................................................32
Inspection 4 ABS Actuator and Electric Unit (Control
Unit) Power and Ground Systems ..........................32
Inspection 5 ABS Actuator Relay or ABS Motor
Relay Power System ..............................................34
Inspection 6 Stop Lamp Switch System .................35
Inspection 7 ABS Actuator and Electric Unit (Control
Unit) 2 .....................................................................36
Inspection 8 CAN Communication System .............36
Symptom 1 Excessive ABS Function Operation Fre-
quency ....................................................................37
Symptom 2 Unexpected Pedal Reaction ................37
Symptom 3 The Braking Distance is Long .............38
Symptom 4 The ABS Function Does Not Operate ...38
Symptom 5 Pedal Vibration or ABS Operation
Sound Occurs .........................................................38
WHEEL SENSORS ...................................................39
Removal and Installation ........................................39
REMOVAL ...........................................................39
INSTALLATION ...................................................39
SENSOR ROTOR .....................................................40
Removal and Installation ........................................40
REMOVAL ...........................................................40
INSTALLATION ...................................................40
ABS ACTUATOR AND ELECTRIC UNIT (ASSEM-
BLY) ...........................................................................41
Removal and Installation ........................................41

Summary of Content

BRC-1BRAKE CONTROL SYSTEMF BRAKESCONTENTSCDEGHIJKLMSECTION BRCABBRCRevision: 2005 August 2005 350ZBRAKE CONTROL SYSTEMABSPRECAUTIONS .......................................................... 4Precautions for Supplemental Restraint System (SRS) AIR BAG and SEAT BELT PRE-TEN-SIONER .................................................................. 4Precautions for Battery Service ................................ 4Precautions for Brake System .................................. 4Precautions for Brake Control .................................. 4PREPARATION ........................................................... 6Special Service Tools ............................................... 6Commercial Service Tools ........................................ 6SYSTEM DESCRIPTION ............................................ 7System Diagram ....................................................... 7ABS Function ........................................................... 7EBD Function ........................................................... 7Fail-Safe Function .................................................... 7ABS, EBD SYSTEM .............................................. 7Hydraulic Circuit Diagram ........................................ 8CAN COMMUNICATION ............................................ 9System Description .................................................. 9TROUBLE DIAGNOSIS ............................................ 10How to Proceed with Diagnosis ............................. 10BASIC CONCEPT ............................................... 10DIAGNOSIS FLOWCHART .................................11ASKING COMPLAINTS ...................................... 12EXAMPLE OF DIAGNOSIS SHEET ................... 12Component Parts Location ..................................... 13Schematic ABS ............................................. 14Wiring Diagram ABS ..................................... 15Control Unit Input/Output Signal Standard ............. 19REFERENCE VALUE FROM CONSULT-II ......... 19CONSULT- II Functions .......................................... 20CONSULT-II MAIN FUNCTION ........................... 20CONSULT-II BASIC OPERATION PROCEDURE ... 20SELF-DIAGNOSIS .............................................. 22DATA MONITOR ................................................. 24ACTIVE TEST ..................................................... 26Correct and Quick Diagnosis ................................. 28DIAGNOSIS PRECAUTIONS ............................. 28Basic Inspection .....................................................29BASIC INSPECTION 1 BRAKE FLUID AMOUNT, LEAKS, AND BRAKE PADS INSPECTION .........29BASIC INSPECTION 2 POWER SYSTEM TER-MINAL LOOSENESS AND BATTERY INSPEC-TION ....................................................................29BASIC INSPECTION 3 ABS WARNING LAMP INSPECTION ......................................................29Inspection 1 Wheel Sensor System ........................30INSPECTION PROCEDURE ..............................30Inspection 2 Engine System ...................................32Inspection 3 ABS Actuator and Electric Unit (Control Unit) ........................................................................32Inspection 4 ABS Actuator and Electric Unit (Control Unit) Power and Ground Systems ..........................32Inspection 5 ABS Actuator Relay or ABS Motor Relay Power System ..............................................34Inspection 6 Stop Lamp Switch System .................35Inspection 7 ABS Actuator and Electric Unit (Control Unit) 2 .....................................................................36Inspection 8 CAN Communication System .............36Symptom 1 Excessive ABS Function Operation Fre-quency ....................................................................37Symptom 2 Unexpected Pedal Reaction ................37Symptom 3 The Braking Distance is Long .............38Symptom 4 The ABS Function Does Not Operate ...38Symptom 5 Pedal Vibration or ABS Operation Sound Occurs .........................................................38WHEEL SENSORS ...................................................39Removal and Installation ........................................39REMOVAL ...........................................................39INSTALLATION ...................................................39SENSOR ROTOR .....................................................40Removal and Installation ........................................40REMOVAL ...........................................................40INSTALLATION ...................................................40ABS ACTUATOR AND ELECTRIC UNIT (ASSEM-BLY) ...........................................................................41Removal and Installation ........................................41