TABLE OF CONTENTS GENERAL INFORMATION ........................................................................................................................1 1. TECHNICAL SPECIFICATION .............................................................................................................1 A. INTRODUCTION ..................................................................................................................................1 B. SYSTEM LAYOUT................................................................................................................................3 C. TIGHTENING TORQUES ...........................................................................................................................4 2. SPECIAL TOOLS .......................................................................................................................................7 3. MAINTENANCE, INSPECTION AND TEST ..............................................................................................8 4. PRELIMINARY INSPECTION ..............................................................................................................8 A. REGULAR MAINTENANCE .................................................................................................................9 B. ON VEHICLE REPAIRS ..........................................................................................................................12 5. STEERING WHEEL REMOVAL ........................................................................................................12 A. STEERING COLUMN REMOVAL ......................................................................................................13 B. INTERMEDIATE SHAFT REMOVAL .................................................................................................15 C. ECU REMOVAL..................................................................................................................................16 D. MOTOR REMOVAL ............................................................................................................................17 E. RACK & PINION ASSEMBLY REMOVAL ..........................................................................................17 F. STEERING RACK AND PINION ASSEMBLY EXPLODED VIEW...........................................................19 6. OVERHAULING OF STEERING RACK AND PINION ASSEMBLY ........................................................20 7. PRECAUTIONS .................................................................................................................................20 A. DISASSEMBLY OF RACK & PINON .................................................................................................20 B. INSPECTION OF DISMANTLED PARTS...........................................................................................20 C. ASSEMBLY OF RACK & PINON........................................................................................................21 D. OBJ ON-VEHICLE REMOVAL ...........................................................................................................21 E. DO’S & DON’TS .......................................................................................................................................22 8. WHEEL ALIGNMENT ...............................................................................................................................25 9. TROUBLESHOOTING AND DIAGNOSIS...............................................................................................27 10. STEERING ANGLE CALIBRATION PROCESS .....................................................................................32 11. TUNING DATA SELECTION ...................................................................................................................39 12. ELECTRIC POWER ASSISTED STEERING (EPAS) ECU REPLACEMENT AND SOFTWARE 13. UPDATE PROCEDURE IN FIELD............................................................................................................40 EPAS ECU REPLACEMENT – AUTOMATIC (IF FITTED) .................................................................41 A. EPAS ECU FIELD SOFTWARE UPGRADE/RE FLASH – MANUAL.................................................42 B. EPAS ECU FIELD SOFTWARE UPGRADE/RE FLASH – AUTOMATIC (IF FITTED) .......................43 C. STEERING (MANDO)
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