TABLE OF CONTENTS 1. TECHNICAL SPECIFICATIONS ................................................................................................................1 2. TIGHTENING TORQUES...........................................................................................................................3 3. SPECIAL TOOL..........................................................................................................................................7 4. PRECAUTIONS ..........................................................................................................................................8 5. DIAGNOSIS ................................................................................................................................................9 6. NESSECITY OF ABS WITH EBD.............................................................................................................12 7. BRAKE HYDRAULIC LINES....................................................................................................................13 8. VACUUM BRAKE BOOSTER..................................................................................................................14 9. WORKING OF ANTI-LOCK BRAKING SYSTEM (ABS).........................................................................16 A. BRAKING WITHOUT ABS IN OPERATION.......................................................................................16 B. BRAKING WITH EBD INTO OPERATION.........................................................................................16 C. BRAKING WITH ABS INTO OPERATION..........................................................................................17 D. FAIL-SAFE FUNCTION......................................................................................................................18 ABS COMPONENTS...............................................................................................................................19 10. A. ABS 9 ELECTRONIC CONTROL UNIT /HYDRAULIC CONTROL UNIT (ECU / HCU):....................19 B. WHEEL SPEED SENSOR..................................................................................................................21 C. ABS SYSTEM FAILURE WARNING LIGHT.......................................................................................21 MAINTENANCE, ADJUSTMENTS & TEST............................................................................................23 11. A. FRONT BRAKE MAINTENANCE.......................................................................................................23 INSPECTION OF PADS...............................................................................................................23 I. INSPECTION OF CALIPER.........................................................................................................24 II. DISC INSPECTION .....................................................................................................................24 III. B. REAR BRAKE MAINTAINANCE.........................................................................................................25 C. BLEEDING OF HYDRAULIC SYSTEM..............................................................................................27 BRAKE BLEEDING PROCEDURE (WITHOUT DIAGNOSTIC TOOL).......................................27 I. ABS SECONDARY CIRCUIT BLEEDING PROCEDURE (USING DIAGNOSTIC TOOL)...........28 II. D. BRAKE TROUBLE SHOOTING.........................................................................................................30 E. ROAD TESTING.................................................................................................................................31 STOP LIGHT SWITCH ADJUSTMENT..................................................................................................32 12. CHECK LIST FOR ENSURING SATISFACTORY FUNCTIONING OF SERVO ....................................33 13. SNAP TYPE BRAKE LIGHT SWITCH INSTALLATION ........................................................................34 14. A. CHECK AIR TIGHTNESS...................................................................................................................34 B. CHECK OPERATION.........................................................................................................................34 BRAKE (MR)
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