499 / 924
BRAKES
CONTENTS
1
TECHNICAL SPECIFICATIONS .............................................................................................................. 1
2
TIGHTENING TORQUES ......................................................................................................................... 2
3
SPECIAL TOOL........................................................................................................................................ 3
4
PRECAUTIONS ........................................................................................................................................ 3
5
DIAGNOSIS .............................................................................................................................................. 4
6
NESSECITY OF ABS WITH EBD ............................................................................................................ 7
7
BRAKE HYDRAULIC LINES.................................................................................................................... 8
8
VACUUM BRAKE BOOSTER.................................................................................................................. 9
9
WORKING OF ANTI-LOCK BRAKING (ABS) SYSTEM....................................................................... 10
10 ABS COMPONENTS .............................................................................................................................. 14
10.1
ABS 9 ELECTRONIC CONTROL UNIT
/ HYDRAULIC CONTROL UNIT
(ECU
/ HCU) ................. 15
10.2
HYDRAULIC CONTROL UNIT ....................................................................................................... 16
10.3
WHEEL
SPEED
SENSOR:
(MONITORS WHEEL SPEED) ......................................................... 16
10.4
ABS SYSTEM FAILURE WARNING LIGHT ................................................................................... 17
11 MAINTENANCE, ADJUSTMENTS & TEST........................................................................................... 18
11.1
FRONT BRAKE MAINTENANCE ................................................................................................... 18
11.2
REAR BRAKE MAINTENANCE...................................................................................................... 20
11.3
BRAKE TROUBLE SHOOTING...................................................................................................... 26
11.4
CHECK LIST FOR ENSURING SATISFACTORY FUNCTIONING OF SERVO............................. 27
12 BRAKE PEDAL ASSEMBLY ................................................................................................................. 29
13 SNAP TYPE BRAKE LIGHT SWITCH INSTALLATION PROCEDURE ............................................... 30
14 REPAIRS................................................................................................................................................. 31
14.1
FRONT BRAKE
ADJUSTMENT, REMOVAL AND REFITMENT ................................................... 32
14.2
REMOVAL OF FRONT BRAKE DISC............................................................................................. 39